diff --git a/_autosave-ai03-pcb-guide.kicad_pcb b/_autosave-ai03-pcb-guide.kicad_pcb
deleted file mode 100644
index 1a8bdbc..0000000
--- a/_autosave-ai03-pcb-guide.kicad_pcb
+++ /dev/null
@@ -1,1580 +0,0 @@
-(kicad_pcb (version 20171130) (host pcbnew "(5.0.0)")
-
-  (general
-    (thickness 1.6)
-    (drawings 9)
-    (tracks 210)
-    (zones 0)
-    (modules 24)
-    (nets 52)
-  )
-
-  (page A4)
-  (layers
-    (0 F.Cu signal)
-    (31 B.Cu signal)
-    (32 B.Adhes user)
-    (33 F.Adhes user)
-    (34 B.Paste user)
-    (35 F.Paste user)
-    (36 B.SilkS user)
-    (37 F.SilkS user)
-    (38 B.Mask user)
-    (39 F.Mask user)
-    (40 Dwgs.User user)
-    (41 Cmts.User user)
-    (42 Eco1.User user)
-    (43 Eco2.User user)
-    (44 Edge.Cuts user)
-    (45 Margin user)
-    (46 B.CrtYd user)
-    (47 F.CrtYd user)
-    (48 B.Fab user)
-    (49 F.Fab user)
-  )
-
-  (setup
-    (last_trace_width 0.254)
-    (trace_clearance 0.2)
-    (zone_clearance 0.508)
-    (zone_45_only no)
-    (trace_min 0.2)
-    (segment_width 0.2)
-    (edge_width 0.15)
-    (via_size 0.8)
-    (via_drill 0.4)
-    (via_min_size 0.4)
-    (via_min_drill 0.3)
-    (uvia_size 0.3)
-    (uvia_drill 0.1)
-    (uvias_allowed no)
-    (uvia_min_size 0.2)
-    (uvia_min_drill 0.1)
-    (pcb_text_width 0.3)
-    (pcb_text_size 1.5 1.5)
-    (mod_edge_width 0.15)
-    (mod_text_size 1 1)
-    (mod_text_width 0.15)
-    (pad_size 1.524 1.524)
-    (pad_drill 0.762)
-    (pad_to_mask_clearance 0.2)
-    (aux_axis_origin 0 0)
-    (visible_elements FFFFFF7F)
-    (pcbplotparams
-      (layerselection 0x010f0_ffffffff)
-      (usegerberextensions true)
-      (usegerberattributes false)
-      (usegerberadvancedattributes false)
-      (creategerberjobfile false)
-      (excludeedgelayer true)
-      (linewidth 0.100000)
-      (plotframeref false)
-      (viasonmask false)
-      (mode 1)
-      (useauxorigin false)
-      (hpglpennumber 1)
-      (hpglpenspeed 20)
-      (hpglpendiameter 15.000000)
-      (psnegative false)
-      (psa4output false)
-      (plotreference true)
-      (plotvalue true)
-      (plotinvisibletext false)
-      (padsonsilk false)
-      (subtractmaskfromsilk true)
-      (outputformat 1)
-      (mirror false)
-      (drillshape 0)
-      (scaleselection 1)
-      (outputdirectory "Gerbers"))
-  )
-
-  (net 0 "")
-  (net 1 "Net-(C1-Pad1)")
-  (net 2 GND)
-  (net 3 "Net-(C2-Pad1)")
-  (net 4 "Net-(C3-Pad1)")
-  (net 5 +5V)
-  (net 6 ROW0)
-  (net 7 "Net-(D1-Pad2)")
-  (net 8 "Net-(D2-Pad2)")
-  (net 9 ROW1)
-  (net 10 "Net-(D3-Pad2)")
-  (net 11 "Net-(D4-Pad2)")
-  (net 12 VCC)
-  (net 13 "Net-(MX1-Pad4)")
-  (net 14 "Net-(MX1-Pad3)")
-  (net 15 COL0)
-  (net 16 COL1)
-  (net 17 "Net-(MX2-Pad3)")
-  (net 18 "Net-(MX2-Pad4)")
-  (net 19 "Net-(MX3-Pad4)")
-  (net 20 "Net-(MX3-Pad3)")
-  (net 21 "Net-(MX4-Pad3)")
-  (net 22 "Net-(MX4-Pad4)")
-  (net 23 "Net-(R1-Pad2)")
-  (net 24 "Net-(R2-Pad1)")
-  (net 25 D+)
-  (net 26 D-)
-  (net 27 "Net-(R3-Pad1)")
-  (net 28 "Net-(R4-Pad2)")
-  (net 29 "Net-(U1-Pad42)")
-  (net 30 "Net-(U1-Pad41)")
-  (net 31 "Net-(U1-Pad40)")
-  (net 32 "Net-(U1-Pad39)")
-  (net 33 "Net-(U1-Pad38)")
-  (net 34 "Net-(U1-Pad37)")
-  (net 35 "Net-(U1-Pad36)")
-  (net 36 "Net-(U1-Pad32)")
-  (net 37 "Net-(U1-Pad31)")
-  (net 38 "Net-(U1-Pad26)")
-  (net 39 "Net-(U1-Pad25)")
-  (net 40 "Net-(U1-Pad22)")
-  (net 41 "Net-(U1-Pad21)")
-  (net 42 "Net-(U1-Pad20)")
-  (net 43 "Net-(U1-Pad19)")
-  (net 44 "Net-(U1-Pad18)")
-  (net 45 "Net-(U1-Pad12)")
-  (net 46 "Net-(U1-Pad11)")
-  (net 47 "Net-(U1-Pad10)")
-  (net 48 "Net-(U1-Pad9)")
-  (net 49 "Net-(U1-Pad8)")
-  (net 50 "Net-(U1-Pad1)")
-  (net 51 "Net-(USB1-Pad2)")
-
-  (net_class Default "This is the default net class."
-    (clearance 0.2)
-    (trace_width 0.254)
-    (via_dia 0.8)
-    (via_drill 0.4)
-    (uvia_dia 0.3)
-    (uvia_drill 0.1)
-    (add_net COL0)
-    (add_net COL1)
-    (add_net D+)
-    (add_net D-)
-    (add_net "Net-(C1-Pad1)")
-    (add_net "Net-(C2-Pad1)")
-    (add_net "Net-(C3-Pad1)")
-    (add_net "Net-(D1-Pad2)")
-    (add_net "Net-(D2-Pad2)")
-    (add_net "Net-(D3-Pad2)")
-    (add_net "Net-(D4-Pad2)")
-    (add_net "Net-(MX1-Pad3)")
-    (add_net "Net-(MX1-Pad4)")
-    (add_net "Net-(MX2-Pad3)")
-    (add_net "Net-(MX2-Pad4)")
-    (add_net "Net-(MX3-Pad3)")
-    (add_net "Net-(MX3-Pad4)")
-    (add_net "Net-(MX4-Pad3)")
-    (add_net "Net-(MX4-Pad4)")
-    (add_net "Net-(R1-Pad2)")
-    (add_net "Net-(R2-Pad1)")
-    (add_net "Net-(R3-Pad1)")
-    (add_net "Net-(R4-Pad2)")
-    (add_net "Net-(U1-Pad1)")
-    (add_net "Net-(U1-Pad10)")
-    (add_net "Net-(U1-Pad11)")
-    (add_net "Net-(U1-Pad12)")
-    (add_net "Net-(U1-Pad18)")
-    (add_net "Net-(U1-Pad19)")
-    (add_net "Net-(U1-Pad20)")
-    (add_net "Net-(U1-Pad21)")
-    (add_net "Net-(U1-Pad22)")
-    (add_net "Net-(U1-Pad25)")
-    (add_net "Net-(U1-Pad26)")
-    (add_net "Net-(U1-Pad31)")
-    (add_net "Net-(U1-Pad32)")
-    (add_net "Net-(U1-Pad36)")
-    (add_net "Net-(U1-Pad37)")
-    (add_net "Net-(U1-Pad38)")
-    (add_net "Net-(U1-Pad39)")
-    (add_net "Net-(U1-Pad40)")
-    (add_net "Net-(U1-Pad41)")
-    (add_net "Net-(U1-Pad42)")
-    (add_net "Net-(U1-Pad8)")
-    (add_net "Net-(U1-Pad9)")
-    (add_net "Net-(USB1-Pad2)")
-    (add_net ROW0)
-    (add_net ROW1)
-  )
-
-  (net_class Power ""
-    (clearance 0.2)
-    (trace_width 0.381)
-    (via_dia 0.8)
-    (via_drill 0.4)
-    (uvia_dia 0.3)
-    (uvia_drill 0.1)
-    (add_net +5V)
-    (add_net GND)
-    (add_net VCC)
-  )
-
-  (module Capacitors_SMD:C_0805 (layer B.Cu) (tedit 58AA8463) (tstamp 5C346F4D)
-    (at 62.83325 69.342 90)
-    (descr "Capacitor SMD 0805, reflow soldering, AVX (see smccp.pdf)")
-    (tags "capacitor 0805")
-    (path /5C341D22)
-    (attr smd)
-    (fp_text reference C1 (at 0 1.5 90) (layer B.SilkS)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (fp_text value 22pF (at 0 -1.75 90) (layer B.Fab)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (fp_text user %R (at 0 1.5 90) (layer B.Fab)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (fp_line (start -1 -0.62) (end -1 0.62) (layer B.Fab) (width 0.1))
-    (fp_line (start 1 -0.62) (end -1 -0.62) (layer B.Fab) (width 0.1))
-    (fp_line (start 1 0.62) (end 1 -0.62) (layer B.Fab) (width 0.1))
-    (fp_line (start -1 0.62) (end 1 0.62) (layer B.Fab) (width 0.1))
-    (fp_line (start 0.5 0.85) (end -0.5 0.85) (layer B.SilkS) (width 0.12))
-    (fp_line (start -0.5 -0.85) (end 0.5 -0.85) (layer B.SilkS) (width 0.12))
-    (fp_line (start -1.75 0.88) (end 1.75 0.88) (layer B.CrtYd) (width 0.05))
-    (fp_line (start -1.75 0.88) (end -1.75 -0.87) (layer B.CrtYd) (width 0.05))
-    (fp_line (start 1.75 -0.87) (end 1.75 0.88) (layer B.CrtYd) (width 0.05))
-    (fp_line (start 1.75 -0.87) (end -1.75 -0.87) (layer B.CrtYd) (width 0.05))
-    (pad 1 smd rect (at -1 0 90) (size 1 1.25) (layers B.Cu B.Paste B.Mask)
-      (net 1 "Net-(C1-Pad1)"))
-    (pad 2 smd rect (at 1 0 90) (size 1 1.25) (layers B.Cu B.Paste B.Mask)
-      (net 2 GND))
-    (model Capacitors_SMD.3dshapes/C_0805.wrl
-      (at (xyz 0 0 0))
-      (scale (xyz 1 1 1))
-      (rotate (xyz 0 0 0))
-    )
-  )
-
-  (module Capacitors_SMD:C_0805 (layer B.Cu) (tedit 58AA8463) (tstamp 5C346FAD)
-    (at 54.32425 69.342 270)
-    (descr "Capacitor SMD 0805, reflow soldering, AVX (see smccp.pdf)")
-    (tags "capacitor 0805")
-    (path /5C341D98)
-    (attr smd)
-    (fp_text reference C2 (at 0 1.5 270) (layer B.SilkS)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (fp_text value 22pF (at 0 -1.75 270) (layer B.Fab)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (fp_line (start 1.75 -0.87) (end -1.75 -0.87) (layer B.CrtYd) (width 0.05))
-    (fp_line (start 1.75 -0.87) (end 1.75 0.88) (layer B.CrtYd) (width 0.05))
-    (fp_line (start -1.75 0.88) (end -1.75 -0.87) (layer B.CrtYd) (width 0.05))
-    (fp_line (start -1.75 0.88) (end 1.75 0.88) (layer B.CrtYd) (width 0.05))
-    (fp_line (start -0.5 -0.85) (end 0.5 -0.85) (layer B.SilkS) (width 0.12))
-    (fp_line (start 0.5 0.85) (end -0.5 0.85) (layer B.SilkS) (width 0.12))
-    (fp_line (start -1 0.62) (end 1 0.62) (layer B.Fab) (width 0.1))
-    (fp_line (start 1 0.62) (end 1 -0.62) (layer B.Fab) (width 0.1))
-    (fp_line (start 1 -0.62) (end -1 -0.62) (layer B.Fab) (width 0.1))
-    (fp_line (start -1 -0.62) (end -1 0.62) (layer B.Fab) (width 0.1))
-    (fp_text user %R (at 0 1.5 270) (layer B.Fab)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (pad 2 smd rect (at 1 0 270) (size 1 1.25) (layers B.Cu B.Paste B.Mask)
-      (net 2 GND))
-    (pad 1 smd rect (at -1 0 270) (size 1 1.25) (layers B.Cu B.Paste B.Mask)
-      (net 3 "Net-(C2-Pad1)"))
-    (model Capacitors_SMD.3dshapes/C_0805.wrl
-      (at (xyz 0 0 0))
-      (scale (xyz 1 1 1))
-      (rotate (xyz 0 0 0))
-    )
-  )
-
-  (module Capacitors_SMD:C_0805 (layer B.Cu) (tedit 58AA8463) (tstamp 5C346F7D)
-    (at 48.73625 81.788 180)
-    (descr "Capacitor SMD 0805, reflow soldering, AVX (see smccp.pdf)")
-    (tags "capacitor 0805")
-    (path /5C33FC0C)
-    (attr smd)
-    (fp_text reference C3 (at 0 1.5 180) (layer B.SilkS)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (fp_text value 1uF (at 0 -1.75 180) (layer B.Fab)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (fp_line (start 1.75 -0.87) (end -1.75 -0.87) (layer B.CrtYd) (width 0.05))
-    (fp_line (start 1.75 -0.87) (end 1.75 0.88) (layer B.CrtYd) (width 0.05))
-    (fp_line (start -1.75 0.88) (end -1.75 -0.87) (layer B.CrtYd) (width 0.05))
-    (fp_line (start -1.75 0.88) (end 1.75 0.88) (layer B.CrtYd) (width 0.05))
-    (fp_line (start -0.5 -0.85) (end 0.5 -0.85) (layer B.SilkS) (width 0.12))
-    (fp_line (start 0.5 0.85) (end -0.5 0.85) (layer B.SilkS) (width 0.12))
-    (fp_line (start -1 0.62) (end 1 0.62) (layer B.Fab) (width 0.1))
-    (fp_line (start 1 0.62) (end 1 -0.62) (layer B.Fab) (width 0.1))
-    (fp_line (start 1 -0.62) (end -1 -0.62) (layer B.Fab) (width 0.1))
-    (fp_line (start -1 -0.62) (end -1 0.62) (layer B.Fab) (width 0.1))
-    (fp_text user %R (at 0 1.5 180) (layer B.Fab)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (pad 2 smd rect (at 1 0 180) (size 1 1.25) (layers B.Cu B.Paste B.Mask)
-      (net 2 GND))
-    (pad 1 smd rect (at -1 0 180) (size 1 1.25) (layers B.Cu B.Paste B.Mask)
-      (net 4 "Net-(C3-Pad1)"))
-    (model Capacitors_SMD.3dshapes/C_0805.wrl
-      (at (xyz 0 0 0))
-      (scale (xyz 1 1 1))
-      (rotate (xyz 0 0 0))
-    )
-  )
-
-  (module Capacitors_SMD:C_0805 (layer B.Cu) (tedit 58AA8463) (tstamp 5C346E84)
-    (at 51.40325 74.041 90)
-    (descr "Capacitor SMD 0805, reflow soldering, AVX (see smccp.pdf)")
-    (tags "capacitor 0805")
-    (path /5C3401A2)
-    (attr smd)
-    (fp_text reference C4 (at 0 1.5 90) (layer B.SilkS)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (fp_text value 0.1uF (at 0 -1.75 90) (layer B.Fab)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (fp_line (start 1.75 -0.87) (end -1.75 -0.87) (layer B.CrtYd) (width 0.05))
-    (fp_line (start 1.75 -0.87) (end 1.75 0.88) (layer B.CrtYd) (width 0.05))
-    (fp_line (start -1.75 0.88) (end -1.75 -0.87) (layer B.CrtYd) (width 0.05))
-    (fp_line (start -1.75 0.88) (end 1.75 0.88) (layer B.CrtYd) (width 0.05))
-    (fp_line (start -0.5 -0.85) (end 0.5 -0.85) (layer B.SilkS) (width 0.12))
-    (fp_line (start 0.5 0.85) (end -0.5 0.85) (layer B.SilkS) (width 0.12))
-    (fp_line (start -1 0.62) (end 1 0.62) (layer B.Fab) (width 0.1))
-    (fp_line (start 1 0.62) (end 1 -0.62) (layer B.Fab) (width 0.1))
-    (fp_line (start 1 -0.62) (end -1 -0.62) (layer B.Fab) (width 0.1))
-    (fp_line (start -1 -0.62) (end -1 0.62) (layer B.Fab) (width 0.1))
-    (fp_text user %R (at 0 1.5 90) (layer B.Fab)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (pad 2 smd rect (at 1 0 90) (size 1 1.25) (layers B.Cu B.Paste B.Mask)
-      (net 2 GND))
-    (pad 1 smd rect (at -1 0 90) (size 1 1.25) (layers B.Cu B.Paste B.Mask)
-      (net 5 +5V))
-    (model Capacitors_SMD.3dshapes/C_0805.wrl
-      (at (xyz 0 0 0))
-      (scale (xyz 1 1 1))
-      (rotate (xyz 0 0 0))
-    )
-  )
-
-  (module Capacitors_SMD:C_0805 (layer B.Cu) (tedit 58AA8463) (tstamp 5C346D8E)
-    (at 68.04025 77.597 90)
-    (descr "Capacitor SMD 0805, reflow soldering, AVX (see smccp.pdf)")
-    (tags "capacitor 0805")
-    (path /5C340030)
-    (attr smd)
-    (fp_text reference C5 (at 0 1.5 90) (layer B.SilkS)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (fp_text value 0.1uF (at 0 -1.75 90) (layer B.Fab)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (fp_text user %R (at 0 1.5 90) (layer B.Fab)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (fp_line (start -1 -0.62) (end -1 0.62) (layer B.Fab) (width 0.1))
-    (fp_line (start 1 -0.62) (end -1 -0.62) (layer B.Fab) (width 0.1))
-    (fp_line (start 1 0.62) (end 1 -0.62) (layer B.Fab) (width 0.1))
-    (fp_line (start -1 0.62) (end 1 0.62) (layer B.Fab) (width 0.1))
-    (fp_line (start 0.5 0.85) (end -0.5 0.85) (layer B.SilkS) (width 0.12))
-    (fp_line (start -0.5 -0.85) (end 0.5 -0.85) (layer B.SilkS) (width 0.12))
-    (fp_line (start -1.75 0.88) (end 1.75 0.88) (layer B.CrtYd) (width 0.05))
-    (fp_line (start -1.75 0.88) (end -1.75 -0.87) (layer B.CrtYd) (width 0.05))
-    (fp_line (start 1.75 -0.87) (end 1.75 0.88) (layer B.CrtYd) (width 0.05))
-    (fp_line (start 1.75 -0.87) (end -1.75 -0.87) (layer B.CrtYd) (width 0.05))
-    (pad 1 smd rect (at -1 0 90) (size 1 1.25) (layers B.Cu B.Paste B.Mask)
-      (net 5 +5V))
-    (pad 2 smd rect (at 1 0 90) (size 1 1.25) (layers B.Cu B.Paste B.Mask)
-      (net 2 GND))
-    (model Capacitors_SMD.3dshapes/C_0805.wrl
-      (at (xyz 0 0 0))
-      (scale (xyz 1 1 1))
-      (rotate (xyz 0 0 0))
-    )
-  )
-
-  (module Capacitors_SMD:C_0805 (layer B.Cu) (tedit 58AA8463) (tstamp 5C346EED)
-    (at 63.59525 91.44 180)
-    (descr "Capacitor SMD 0805, reflow soldering, AVX (see smccp.pdf)")
-    (tags "capacitor 0805")
-    (path /5C340116)
-    (attr smd)
-    (fp_text reference C6 (at 0 1.5 180) (layer B.SilkS)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (fp_text value 0.1uF (at 0 -1.75 180) (layer B.Fab)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (fp_line (start 1.75 -0.87) (end -1.75 -0.87) (layer B.CrtYd) (width 0.05))
-    (fp_line (start 1.75 -0.87) (end 1.75 0.88) (layer B.CrtYd) (width 0.05))
-    (fp_line (start -1.75 0.88) (end -1.75 -0.87) (layer B.CrtYd) (width 0.05))
-    (fp_line (start -1.75 0.88) (end 1.75 0.88) (layer B.CrtYd) (width 0.05))
-    (fp_line (start -0.5 -0.85) (end 0.5 -0.85) (layer B.SilkS) (width 0.12))
-    (fp_line (start 0.5 0.85) (end -0.5 0.85) (layer B.SilkS) (width 0.12))
-    (fp_line (start -1 0.62) (end 1 0.62) (layer B.Fab) (width 0.1))
-    (fp_line (start 1 0.62) (end 1 -0.62) (layer B.Fab) (width 0.1))
-    (fp_line (start 1 -0.62) (end -1 -0.62) (layer B.Fab) (width 0.1))
-    (fp_line (start -1 -0.62) (end -1 0.62) (layer B.Fab) (width 0.1))
-    (fp_text user %R (at 0 1.5 180) (layer B.Fab)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (pad 2 smd rect (at 1 0 180) (size 1 1.25) (layers B.Cu B.Paste B.Mask)
-      (net 2 GND))
-    (pad 1 smd rect (at -1 0 180) (size 1 1.25) (layers B.Cu B.Paste B.Mask)
-      (net 5 +5V))
-    (model Capacitors_SMD.3dshapes/C_0805.wrl
-      (at (xyz 0 0 0))
-      (scale (xyz 1 1 1))
-      (rotate (xyz 0 0 0))
-    )
-  )
-
-  (module Capacitors_SMD:C_0805 (layer B.Cu) (tedit 58AA8463) (tstamp 5C346D5E)
-    (at 49.403 87.249 270)
-    (descr "Capacitor SMD 0805, reflow soldering, AVX (see smccp.pdf)")
-    (tags "capacitor 0805")
-    (path /5C340158)
-    (attr smd)
-    (fp_text reference C7 (at 0 1.5 270) (layer B.SilkS)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (fp_text value 10uF (at 0 -1.75 270) (layer B.Fab)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (fp_text user %R (at 0 1.5 270) (layer B.Fab)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (fp_line (start -1 -0.62) (end -1 0.62) (layer B.Fab) (width 0.1))
-    (fp_line (start 1 -0.62) (end -1 -0.62) (layer B.Fab) (width 0.1))
-    (fp_line (start 1 0.62) (end 1 -0.62) (layer B.Fab) (width 0.1))
-    (fp_line (start -1 0.62) (end 1 0.62) (layer B.Fab) (width 0.1))
-    (fp_line (start 0.5 0.85) (end -0.5 0.85) (layer B.SilkS) (width 0.12))
-    (fp_line (start -0.5 -0.85) (end 0.5 -0.85) (layer B.SilkS) (width 0.12))
-    (fp_line (start -1.75 0.88) (end 1.75 0.88) (layer B.CrtYd) (width 0.05))
-    (fp_line (start -1.75 0.88) (end -1.75 -0.87) (layer B.CrtYd) (width 0.05))
-    (fp_line (start 1.75 -0.87) (end 1.75 0.88) (layer B.CrtYd) (width 0.05))
-    (fp_line (start 1.75 -0.87) (end -1.75 -0.87) (layer B.CrtYd) (width 0.05))
-    (pad 1 smd rect (at -1 0 270) (size 1 1.25) (layers B.Cu B.Paste B.Mask)
-      (net 5 +5V))
-    (pad 2 smd rect (at 1 0 270) (size 1 1.25) (layers B.Cu B.Paste B.Mask)
-      (net 2 GND))
-    (model Capacitors_SMD.3dshapes/C_0805.wrl
-      (at (xyz 0 0 0))
-      (scale (xyz 1 1 1))
-      (rotate (xyz 0 0 0))
-    )
-  )
-
-  (module Diodes_SMD:D_SOD-123 (layer B.Cu) (tedit 58645DC7) (tstamp 5C3453CA)
-    (at 87.3125 71.4375 90)
-    (descr SOD-123)
-    (tags SOD-123)
-    (path /5C34B4DF)
-    (attr smd)
-    (fp_text reference D1 (at 0 2 90) (layer B.SilkS)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (fp_text value SOD-123 (at 0 -2.1 90) (layer B.Fab)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (fp_text user %R (at 0 2 90) (layer B.Fab)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (fp_line (start -2.25 1) (end -2.25 -1) (layer B.SilkS) (width 0.12))
-    (fp_line (start 0.25 0) (end 0.75 0) (layer B.Fab) (width 0.1))
-    (fp_line (start 0.25 -0.4) (end -0.35 0) (layer B.Fab) (width 0.1))
-    (fp_line (start 0.25 0.4) (end 0.25 -0.4) (layer B.Fab) (width 0.1))
-    (fp_line (start -0.35 0) (end 0.25 0.4) (layer B.Fab) (width 0.1))
-    (fp_line (start -0.35 0) (end -0.35 -0.55) (layer B.Fab) (width 0.1))
-    (fp_line (start -0.35 0) (end -0.35 0.55) (layer B.Fab) (width 0.1))
-    (fp_line (start -0.75 0) (end -0.35 0) (layer B.Fab) (width 0.1))
-    (fp_line (start -1.4 -0.9) (end -1.4 0.9) (layer B.Fab) (width 0.1))
-    (fp_line (start 1.4 -0.9) (end -1.4 -0.9) (layer B.Fab) (width 0.1))
-    (fp_line (start 1.4 0.9) (end 1.4 -0.9) (layer B.Fab) (width 0.1))
-    (fp_line (start -1.4 0.9) (end 1.4 0.9) (layer B.Fab) (width 0.1))
-    (fp_line (start -2.35 1.15) (end 2.35 1.15) (layer B.CrtYd) (width 0.05))
-    (fp_line (start 2.35 1.15) (end 2.35 -1.15) (layer B.CrtYd) (width 0.05))
-    (fp_line (start 2.35 -1.15) (end -2.35 -1.15) (layer B.CrtYd) (width 0.05))
-    (fp_line (start -2.35 1.15) (end -2.35 -1.15) (layer B.CrtYd) (width 0.05))
-    (fp_line (start -2.25 -1) (end 1.65 -1) (layer B.SilkS) (width 0.12))
-    (fp_line (start -2.25 1) (end 1.65 1) (layer B.SilkS) (width 0.12))
-    (pad 1 smd rect (at -1.65 0 90) (size 0.9 1.2) (layers B.Cu B.Paste B.Mask)
-      (net 6 ROW0))
-    (pad 2 smd rect (at 1.65 0 90) (size 0.9 1.2) (layers B.Cu B.Paste B.Mask)
-      (net 7 "Net-(D1-Pad2)"))
-    (model ${KISYS3DMOD}/Diodes_SMD.3dshapes/D_SOD-123.wrl
-      (at (xyz 0 0 0))
-      (scale (xyz 1 1 1))
-      (rotate (xyz 0 0 0))
-    )
-  )
-
-  (module Diodes_SMD:D_SOD-123 (layer B.Cu) (tedit 58645DC7) (tstamp 5C3453E3)
-    (at 106.3625 71.4375 90)
-    (descr SOD-123)
-    (tags SOD-123)
-    (path /5C34C4A3)
-    (attr smd)
-    (fp_text reference D2 (at 0 2 90) (layer B.SilkS)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (fp_text value SOD-123 (at 0 -2.1 90) (layer B.Fab)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (fp_line (start -2.25 1) (end 1.65 1) (layer B.SilkS) (width 0.12))
-    (fp_line (start -2.25 -1) (end 1.65 -1) (layer B.SilkS) (width 0.12))
-    (fp_line (start -2.35 1.15) (end -2.35 -1.15) (layer B.CrtYd) (width 0.05))
-    (fp_line (start 2.35 -1.15) (end -2.35 -1.15) (layer B.CrtYd) (width 0.05))
-    (fp_line (start 2.35 1.15) (end 2.35 -1.15) (layer B.CrtYd) (width 0.05))
-    (fp_line (start -2.35 1.15) (end 2.35 1.15) (layer B.CrtYd) (width 0.05))
-    (fp_line (start -1.4 0.9) (end 1.4 0.9) (layer B.Fab) (width 0.1))
-    (fp_line (start 1.4 0.9) (end 1.4 -0.9) (layer B.Fab) (width 0.1))
-    (fp_line (start 1.4 -0.9) (end -1.4 -0.9) (layer B.Fab) (width 0.1))
-    (fp_line (start -1.4 -0.9) (end -1.4 0.9) (layer B.Fab) (width 0.1))
-    (fp_line (start -0.75 0) (end -0.35 0) (layer B.Fab) (width 0.1))
-    (fp_line (start -0.35 0) (end -0.35 0.55) (layer B.Fab) (width 0.1))
-    (fp_line (start -0.35 0) (end -0.35 -0.55) (layer B.Fab) (width 0.1))
-    (fp_line (start -0.35 0) (end 0.25 0.4) (layer B.Fab) (width 0.1))
-    (fp_line (start 0.25 0.4) (end 0.25 -0.4) (layer B.Fab) (width 0.1))
-    (fp_line (start 0.25 -0.4) (end -0.35 0) (layer B.Fab) (width 0.1))
-    (fp_line (start 0.25 0) (end 0.75 0) (layer B.Fab) (width 0.1))
-    (fp_line (start -2.25 1) (end -2.25 -1) (layer B.SilkS) (width 0.12))
-    (fp_text user %R (at 0 2 90) (layer B.Fab)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (pad 2 smd rect (at 1.65 0 90) (size 0.9 1.2) (layers B.Cu B.Paste B.Mask)
-      (net 8 "Net-(D2-Pad2)"))
-    (pad 1 smd rect (at -1.65 0 90) (size 0.9 1.2) (layers B.Cu B.Paste B.Mask)
-      (net 6 ROW0))
-    (model ${KISYS3DMOD}/Diodes_SMD.3dshapes/D_SOD-123.wrl
-      (at (xyz 0 0 0))
-      (scale (xyz 1 1 1))
-      (rotate (xyz 0 0 0))
-    )
-  )
-
-  (module Diodes_SMD:D_SOD-123 (layer B.Cu) (tedit 58645DC7) (tstamp 5C3453FC)
-    (at 87.3125 90.4875 90)
-    (descr SOD-123)
-    (tags SOD-123)
-    (path /5C34D1FF)
-    (attr smd)
-    (fp_text reference D3 (at 0 2 90) (layer B.SilkS)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (fp_text value SOD-123 (at 0 -2.1 90) (layer B.Fab)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (fp_text user %R (at 0 2 90) (layer B.Fab)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (fp_line (start -2.25 1) (end -2.25 -1) (layer B.SilkS) (width 0.12))
-    (fp_line (start 0.25 0) (end 0.75 0) (layer B.Fab) (width 0.1))
-    (fp_line (start 0.25 -0.4) (end -0.35 0) (layer B.Fab) (width 0.1))
-    (fp_line (start 0.25 0.4) (end 0.25 -0.4) (layer B.Fab) (width 0.1))
-    (fp_line (start -0.35 0) (end 0.25 0.4) (layer B.Fab) (width 0.1))
-    (fp_line (start -0.35 0) (end -0.35 -0.55) (layer B.Fab) (width 0.1))
-    (fp_line (start -0.35 0) (end -0.35 0.55) (layer B.Fab) (width 0.1))
-    (fp_line (start -0.75 0) (end -0.35 0) (layer B.Fab) (width 0.1))
-    (fp_line (start -1.4 -0.9) (end -1.4 0.9) (layer B.Fab) (width 0.1))
-    (fp_line (start 1.4 -0.9) (end -1.4 -0.9) (layer B.Fab) (width 0.1))
-    (fp_line (start 1.4 0.9) (end 1.4 -0.9) (layer B.Fab) (width 0.1))
-    (fp_line (start -1.4 0.9) (end 1.4 0.9) (layer B.Fab) (width 0.1))
-    (fp_line (start -2.35 1.15) (end 2.35 1.15) (layer B.CrtYd) (width 0.05))
-    (fp_line (start 2.35 1.15) (end 2.35 -1.15) (layer B.CrtYd) (width 0.05))
-    (fp_line (start 2.35 -1.15) (end -2.35 -1.15) (layer B.CrtYd) (width 0.05))
-    (fp_line (start -2.35 1.15) (end -2.35 -1.15) (layer B.CrtYd) (width 0.05))
-    (fp_line (start -2.25 -1) (end 1.65 -1) (layer B.SilkS) (width 0.12))
-    (fp_line (start -2.25 1) (end 1.65 1) (layer B.SilkS) (width 0.12))
-    (pad 1 smd rect (at -1.65 0 90) (size 0.9 1.2) (layers B.Cu B.Paste B.Mask)
-      (net 9 ROW1))
-    (pad 2 smd rect (at 1.65 0 90) (size 0.9 1.2) (layers B.Cu B.Paste B.Mask)
-      (net 10 "Net-(D3-Pad2)"))
-    (model ${KISYS3DMOD}/Diodes_SMD.3dshapes/D_SOD-123.wrl
-      (at (xyz 0 0 0))
-      (scale (xyz 1 1 1))
-      (rotate (xyz 0 0 0))
-    )
-  )
-
-  (module Diodes_SMD:D_SOD-123 (layer B.Cu) (tedit 58645DC7) (tstamp 5C345415)
-    (at 106.3625 90.4875 90)
-    (descr SOD-123)
-    (tags SOD-123)
-    (path /5C34D20E)
-    (attr smd)
-    (fp_text reference D4 (at 0 2 90) (layer B.SilkS)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (fp_text value SOD-123 (at 0 -2.1 90) (layer B.Fab)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (fp_line (start -2.25 1) (end 1.65 1) (layer B.SilkS) (width 0.12))
-    (fp_line (start -2.25 -1) (end 1.65 -1) (layer B.SilkS) (width 0.12))
-    (fp_line (start -2.35 1.15) (end -2.35 -1.15) (layer B.CrtYd) (width 0.05))
-    (fp_line (start 2.35 -1.15) (end -2.35 -1.15) (layer B.CrtYd) (width 0.05))
-    (fp_line (start 2.35 1.15) (end 2.35 -1.15) (layer B.CrtYd) (width 0.05))
-    (fp_line (start -2.35 1.15) (end 2.35 1.15) (layer B.CrtYd) (width 0.05))
-    (fp_line (start -1.4 0.9) (end 1.4 0.9) (layer B.Fab) (width 0.1))
-    (fp_line (start 1.4 0.9) (end 1.4 -0.9) (layer B.Fab) (width 0.1))
-    (fp_line (start 1.4 -0.9) (end -1.4 -0.9) (layer B.Fab) (width 0.1))
-    (fp_line (start -1.4 -0.9) (end -1.4 0.9) (layer B.Fab) (width 0.1))
-    (fp_line (start -0.75 0) (end -0.35 0) (layer B.Fab) (width 0.1))
-    (fp_line (start -0.35 0) (end -0.35 0.55) (layer B.Fab) (width 0.1))
-    (fp_line (start -0.35 0) (end -0.35 -0.55) (layer B.Fab) (width 0.1))
-    (fp_line (start -0.35 0) (end 0.25 0.4) (layer B.Fab) (width 0.1))
-    (fp_line (start 0.25 0.4) (end 0.25 -0.4) (layer B.Fab) (width 0.1))
-    (fp_line (start 0.25 -0.4) (end -0.35 0) (layer B.Fab) (width 0.1))
-    (fp_line (start 0.25 0) (end 0.75 0) (layer B.Fab) (width 0.1))
-    (fp_line (start -2.25 1) (end -2.25 -1) (layer B.SilkS) (width 0.12))
-    (fp_text user %R (at 0 2 90) (layer B.Fab)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (pad 2 smd rect (at 1.65 0 90) (size 0.9 1.2) (layers B.Cu B.Paste B.Mask)
-      (net 11 "Net-(D4-Pad2)"))
-    (pad 1 smd rect (at -1.65 0 90) (size 0.9 1.2) (layers B.Cu B.Paste B.Mask)
-      (net 9 ROW1))
-    (model ${KISYS3DMOD}/Diodes_SMD.3dshapes/D_SOD-123.wrl
-      (at (xyz 0 0 0))
-      (scale (xyz 1 1 1))
-      (rotate (xyz 0 0 0))
-    )
-  )
-
-  (module Fuse_Holders_and_Fuses:Fuse_SMD1206_Reflow (layer B.Cu) (tedit 0) (tstamp 5C345425)
-    (at 34.925 79.375 90)
-    (descr "Fuse, Sicherung, SMD1206, Littlefuse-Wickmann, Reflow,")
-    (tags "Fuse Sicherung SMD1206 Littlefuse-Wickmann Reflow ")
-    (path /5C348279)
-    (attr smd)
-    (fp_text reference F1 (at -0.1 2.75 90) (layer B.SilkS)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (fp_text value 500mA (at -0.45 -3.2 90) (layer B.Fab)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (fp_line (start 2.47 -1.05) (end -2.47 -1.05) (layer B.CrtYd) (width 0.05))
-    (fp_line (start 2.47 -1.05) (end 2.47 1.05) (layer B.CrtYd) (width 0.05))
-    (fp_line (start -2.47 1.05) (end -2.47 -1.05) (layer B.CrtYd) (width 0.05))
-    (fp_line (start -2.47 1.05) (end 2.47 1.05) (layer B.CrtYd) (width 0.05))
-    (fp_line (start -1 1.07) (end 1 1.07) (layer B.SilkS) (width 0.12))
-    (fp_line (start 1 -1.07) (end -1 -1.07) (layer B.SilkS) (width 0.12))
-    (fp_line (start -1.6 0.8) (end 1.6 0.8) (layer B.Fab) (width 0.1))
-    (fp_line (start 1.6 0.8) (end 1.6 -0.8) (layer B.Fab) (width 0.1))
-    (fp_line (start 1.6 -0.8) (end -1.6 -0.8) (layer B.Fab) (width 0.1))
-    (fp_line (start -1.6 -0.8) (end -1.6 0.8) (layer B.Fab) (width 0.1))
-    (pad 2 smd rect (at 1.2 0) (size 2.03 1.14) (layers B.Cu B.Paste B.Mask)
-      (net 12 VCC))
-    (pad 1 smd rect (at -1.2 0) (size 2.03 1.14) (layers B.Cu B.Paste B.Mask)
-      (net 5 +5V))
-  )
-
-  (module MX_Alps_Hybrid:MX-1U (layer F.Cu) (tedit 5A9F3A9A) (tstamp 5C34543E)
-    (at 79.375 71.4375)
-    (path /5C34B436)
-    (fp_text reference MX1 (at 0 3.175) (layer Dwgs.User)
-      (effects (font (size 1 1) (thickness 0.15)))
-    )
-    (fp_text value MX-1U (at 0 -7.9375) (layer Dwgs.User)
-      (effects (font (size 1 1) (thickness 0.15)))
-    )
-    (fp_line (start -9.525 9.525) (end -9.525 -9.525) (layer Dwgs.User) (width 0.15))
-    (fp_line (start 9.525 9.525) (end -9.525 9.525) (layer Dwgs.User) (width 0.15))
-    (fp_line (start 9.525 -9.525) (end 9.525 9.525) (layer Dwgs.User) (width 0.15))
-    (fp_line (start -9.525 -9.525) (end 9.525 -9.525) (layer Dwgs.User) (width 0.15))
-    (fp_line (start -7 -7) (end -7 -5) (layer Dwgs.User) (width 0.15))
-    (fp_line (start -5 -7) (end -7 -7) (layer Dwgs.User) (width 0.15))
-    (fp_line (start -7 7) (end -5 7) (layer Dwgs.User) (width 0.15))
-    (fp_line (start -7 5) (end -7 7) (layer Dwgs.User) (width 0.15))
-    (fp_line (start 7 7) (end 7 5) (layer Dwgs.User) (width 0.15))
-    (fp_line (start 5 7) (end 7 7) (layer Dwgs.User) (width 0.15))
-    (fp_line (start 7 -7) (end 7 -5) (layer Dwgs.User) (width 0.15))
-    (fp_line (start 5 -7) (end 7 -7) (layer Dwgs.User) (width 0.15))
-    (pad "" np_thru_hole circle (at 5.08 0 48.0996) (size 1.75 1.75) (drill 1.75) (layers *.Cu *.Mask))
-    (pad "" np_thru_hole circle (at -5.08 0 48.0996) (size 1.75 1.75) (drill 1.75) (layers *.Cu *.Mask))
-    (pad 4 thru_hole rect (at 1.27 5.08) (size 1.905 1.905) (drill 1.04) (layers *.Cu B.Mask)
-      (net 13 "Net-(MX1-Pad4)"))
-    (pad 3 thru_hole circle (at -1.27 5.08) (size 1.905 1.905) (drill 1.04) (layers *.Cu B.Mask)
-      (net 14 "Net-(MX1-Pad3)"))
-    (pad 1 thru_hole circle (at -2.5 -4) (size 2.25 2.25) (drill 1.47) (layers *.Cu B.Mask)
-      (net 15 COL0))
-    (pad "" np_thru_hole circle (at 0 0) (size 3.9878 3.9878) (drill 3.9878) (layers *.Cu *.Mask))
-    (pad 1 thru_hole oval (at -3.81 -2.54 48.0996) (size 4.211556 2.25) (drill 1.47 (offset 0.980778 0)) (layers *.Cu B.Mask)
-      (net 15 COL0))
-    (pad 2 thru_hole circle (at 2.54 -5.08) (size 2.25 2.25) (drill 1.47) (layers *.Cu B.Mask)
-      (net 7 "Net-(D1-Pad2)"))
-    (pad 2 thru_hole oval (at 2.5 -4.5 86.0548) (size 2.831378 2.25) (drill 1.47 (offset 0.290689 0)) (layers *.Cu B.Mask)
-      (net 7 "Net-(D1-Pad2)"))
-  )
-
-  (module MX_Alps_Hybrid:MX-1U (layer F.Cu) (tedit 5A9F3A9A) (tstamp 5C345457)
-    (at 98.425 71.4375)
-    (path /5C34C49C)
-    (fp_text reference MX2 (at 0 3.175) (layer Dwgs.User)
-      (effects (font (size 1 1) (thickness 0.15)))
-    )
-    (fp_text value MX-1U (at 0 -7.9375) (layer Dwgs.User)
-      (effects (font (size 1 1) (thickness 0.15)))
-    )
-    (fp_line (start 5 -7) (end 7 -7) (layer Dwgs.User) (width 0.15))
-    (fp_line (start 7 -7) (end 7 -5) (layer Dwgs.User) (width 0.15))
-    (fp_line (start 5 7) (end 7 7) (layer Dwgs.User) (width 0.15))
-    (fp_line (start 7 7) (end 7 5) (layer Dwgs.User) (width 0.15))
-    (fp_line (start -7 5) (end -7 7) (layer Dwgs.User) (width 0.15))
-    (fp_line (start -7 7) (end -5 7) (layer Dwgs.User) (width 0.15))
-    (fp_line (start -5 -7) (end -7 -7) (layer Dwgs.User) (width 0.15))
-    (fp_line (start -7 -7) (end -7 -5) (layer Dwgs.User) (width 0.15))
-    (fp_line (start -9.525 -9.525) (end 9.525 -9.525) (layer Dwgs.User) (width 0.15))
-    (fp_line (start 9.525 -9.525) (end 9.525 9.525) (layer Dwgs.User) (width 0.15))
-    (fp_line (start 9.525 9.525) (end -9.525 9.525) (layer Dwgs.User) (width 0.15))
-    (fp_line (start -9.525 9.525) (end -9.525 -9.525) (layer Dwgs.User) (width 0.15))
-    (pad 2 thru_hole oval (at 2.5 -4.5 86.0548) (size 2.831378 2.25) (drill 1.47 (offset 0.290689 0)) (layers *.Cu B.Mask)
-      (net 8 "Net-(D2-Pad2)"))
-    (pad 2 thru_hole circle (at 2.54 -5.08) (size 2.25 2.25) (drill 1.47) (layers *.Cu B.Mask)
-      (net 8 "Net-(D2-Pad2)"))
-    (pad 1 thru_hole oval (at -3.81 -2.54 48.0996) (size 4.211556 2.25) (drill 1.47 (offset 0.980778 0)) (layers *.Cu B.Mask)
-      (net 16 COL1))
-    (pad "" np_thru_hole circle (at 0 0) (size 3.9878 3.9878) (drill 3.9878) (layers *.Cu *.Mask))
-    (pad 1 thru_hole circle (at -2.5 -4) (size 2.25 2.25) (drill 1.47) (layers *.Cu B.Mask)
-      (net 16 COL1))
-    (pad 3 thru_hole circle (at -1.27 5.08) (size 1.905 1.905) (drill 1.04) (layers *.Cu B.Mask)
-      (net 17 "Net-(MX2-Pad3)"))
-    (pad 4 thru_hole rect (at 1.27 5.08) (size 1.905 1.905) (drill 1.04) (layers *.Cu B.Mask)
-      (net 18 "Net-(MX2-Pad4)"))
-    (pad "" np_thru_hole circle (at -5.08 0 48.0996) (size 1.75 1.75) (drill 1.75) (layers *.Cu *.Mask))
-    (pad "" np_thru_hole circle (at 5.08 0 48.0996) (size 1.75 1.75) (drill 1.75) (layers *.Cu *.Mask))
-  )
-
-  (module MX_Alps_Hybrid:MX-1U (layer F.Cu) (tedit 5A9F3A9A) (tstamp 5C345470)
-    (at 79.375 90.4875)
-    (path /5C34D1F8)
-    (fp_text reference MX3 (at 0 3.175) (layer Dwgs.User)
-      (effects (font (size 1 1) (thickness 0.15)))
-    )
-    (fp_text value MX-1U (at 0 -7.9375) (layer Dwgs.User)
-      (effects (font (size 1 1) (thickness 0.15)))
-    )
-    (fp_line (start -9.525 9.525) (end -9.525 -9.525) (layer Dwgs.User) (width 0.15))
-    (fp_line (start 9.525 9.525) (end -9.525 9.525) (layer Dwgs.User) (width 0.15))
-    (fp_line (start 9.525 -9.525) (end 9.525 9.525) (layer Dwgs.User) (width 0.15))
-    (fp_line (start -9.525 -9.525) (end 9.525 -9.525) (layer Dwgs.User) (width 0.15))
-    (fp_line (start -7 -7) (end -7 -5) (layer Dwgs.User) (width 0.15))
-    (fp_line (start -5 -7) (end -7 -7) (layer Dwgs.User) (width 0.15))
-    (fp_line (start -7 7) (end -5 7) (layer Dwgs.User) (width 0.15))
-    (fp_line (start -7 5) (end -7 7) (layer Dwgs.User) (width 0.15))
-    (fp_line (start 7 7) (end 7 5) (layer Dwgs.User) (width 0.15))
-    (fp_line (start 5 7) (end 7 7) (layer Dwgs.User) (width 0.15))
-    (fp_line (start 7 -7) (end 7 -5) (layer Dwgs.User) (width 0.15))
-    (fp_line (start 5 -7) (end 7 -7) (layer Dwgs.User) (width 0.15))
-    (pad "" np_thru_hole circle (at 5.08 0 48.0996) (size 1.75 1.75) (drill 1.75) (layers *.Cu *.Mask))
-    (pad "" np_thru_hole circle (at -5.08 0 48.0996) (size 1.75 1.75) (drill 1.75) (layers *.Cu *.Mask))
-    (pad 4 thru_hole rect (at 1.27 5.08) (size 1.905 1.905) (drill 1.04) (layers *.Cu B.Mask)
-      (net 19 "Net-(MX3-Pad4)"))
-    (pad 3 thru_hole circle (at -1.27 5.08) (size 1.905 1.905) (drill 1.04) (layers *.Cu B.Mask)
-      (net 20 "Net-(MX3-Pad3)"))
-    (pad 1 thru_hole circle (at -2.5 -4) (size 2.25 2.25) (drill 1.47) (layers *.Cu B.Mask)
-      (net 15 COL0))
-    (pad "" np_thru_hole circle (at 0 0) (size 3.9878 3.9878) (drill 3.9878) (layers *.Cu *.Mask))
-    (pad 1 thru_hole oval (at -3.81 -2.54 48.0996) (size 4.211556 2.25) (drill 1.47 (offset 0.980778 0)) (layers *.Cu B.Mask)
-      (net 15 COL0))
-    (pad 2 thru_hole circle (at 2.54 -5.08) (size 2.25 2.25) (drill 1.47) (layers *.Cu B.Mask)
-      (net 10 "Net-(D3-Pad2)"))
-    (pad 2 thru_hole oval (at 2.5 -4.5 86.0548) (size 2.831378 2.25) (drill 1.47 (offset 0.290689 0)) (layers *.Cu B.Mask)
-      (net 10 "Net-(D3-Pad2)"))
-  )
-
-  (module MX_Alps_Hybrid:MX-1U (layer F.Cu) (tedit 5A9F3A9A) (tstamp 5C345489)
-    (at 98.425 90.4875)
-    (path /5C34D207)
-    (fp_text reference MX4 (at 0 3.175) (layer Dwgs.User)
-      (effects (font (size 1 1) (thickness 0.15)))
-    )
-    (fp_text value MX-1U (at 0 -7.9375) (layer Dwgs.User)
-      (effects (font (size 1 1) (thickness 0.15)))
-    )
-    (fp_line (start 5 -7) (end 7 -7) (layer Dwgs.User) (width 0.15))
-    (fp_line (start 7 -7) (end 7 -5) (layer Dwgs.User) (width 0.15))
-    (fp_line (start 5 7) (end 7 7) (layer Dwgs.User) (width 0.15))
-    (fp_line (start 7 7) (end 7 5) (layer Dwgs.User) (width 0.15))
-    (fp_line (start -7 5) (end -7 7) (layer Dwgs.User) (width 0.15))
-    (fp_line (start -7 7) (end -5 7) (layer Dwgs.User) (width 0.15))
-    (fp_line (start -5 -7) (end -7 -7) (layer Dwgs.User) (width 0.15))
-    (fp_line (start -7 -7) (end -7 -5) (layer Dwgs.User) (width 0.15))
-    (fp_line (start -9.525 -9.525) (end 9.525 -9.525) (layer Dwgs.User) (width 0.15))
-    (fp_line (start 9.525 -9.525) (end 9.525 9.525) (layer Dwgs.User) (width 0.15))
-    (fp_line (start 9.525 9.525) (end -9.525 9.525) (layer Dwgs.User) (width 0.15))
-    (fp_line (start -9.525 9.525) (end -9.525 -9.525) (layer Dwgs.User) (width 0.15))
-    (pad 2 thru_hole oval (at 2.5 -4.5 86.0548) (size 2.831378 2.25) (drill 1.47 (offset 0.290689 0)) (layers *.Cu B.Mask)
-      (net 11 "Net-(D4-Pad2)"))
-    (pad 2 thru_hole circle (at 2.54 -5.08) (size 2.25 2.25) (drill 1.47) (layers *.Cu B.Mask)
-      (net 11 "Net-(D4-Pad2)"))
-    (pad 1 thru_hole oval (at -3.81 -2.54 48.0996) (size 4.211556 2.25) (drill 1.47 (offset 0.980778 0)) (layers *.Cu B.Mask)
-      (net 16 COL1))
-    (pad "" np_thru_hole circle (at 0 0) (size 3.9878 3.9878) (drill 3.9878) (layers *.Cu *.Mask))
-    (pad 1 thru_hole circle (at -2.5 -4) (size 2.25 2.25) (drill 1.47) (layers *.Cu B.Mask)
-      (net 16 COL1))
-    (pad 3 thru_hole circle (at -1.27 5.08) (size 1.905 1.905) (drill 1.04) (layers *.Cu B.Mask)
-      (net 21 "Net-(MX4-Pad3)"))
-    (pad 4 thru_hole rect (at 1.27 5.08) (size 1.905 1.905) (drill 1.04) (layers *.Cu B.Mask)
-      (net 22 "Net-(MX4-Pad4)"))
-    (pad "" np_thru_hole circle (at -5.08 0 48.0996) (size 1.75 1.75) (drill 1.75) (layers *.Cu *.Mask))
-    (pad "" np_thru_hole circle (at 5.08 0 48.0996) (size 1.75 1.75) (drill 1.75) (layers *.Cu *.Mask))
-  )
-
-  (module Resistors_SMD:R_0805 (layer B.Cu) (tedit 58E0A804) (tstamp 5C346F1D)
-    (at 47.97425 74.041 270)
-    (descr "Resistor SMD 0805, reflow soldering, Vishay (see dcrcw.pdf)")
-    (tags "resistor 0805")
-    (path /5C3466FD)
-    (attr smd)
-    (fp_text reference R1 (at 0 1.65 270) (layer B.SilkS)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (fp_text value 10k (at 0 -1.75 270) (layer B.Fab)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (fp_text user %R (at 0 0 270) (layer B.Fab)
-      (effects (font (size 0.5 0.5) (thickness 0.075)) (justify mirror))
-    )
-    (fp_line (start -1 -0.62) (end -1 0.62) (layer B.Fab) (width 0.1))
-    (fp_line (start 1 -0.62) (end -1 -0.62) (layer B.Fab) (width 0.1))
-    (fp_line (start 1 0.62) (end 1 -0.62) (layer B.Fab) (width 0.1))
-    (fp_line (start -1 0.62) (end 1 0.62) (layer B.Fab) (width 0.1))
-    (fp_line (start 0.6 -0.88) (end -0.6 -0.88) (layer B.SilkS) (width 0.12))
-    (fp_line (start -0.6 0.88) (end 0.6 0.88) (layer B.SilkS) (width 0.12))
-    (fp_line (start -1.55 0.9) (end 1.55 0.9) (layer B.CrtYd) (width 0.05))
-    (fp_line (start -1.55 0.9) (end -1.55 -0.9) (layer B.CrtYd) (width 0.05))
-    (fp_line (start 1.55 -0.9) (end 1.55 0.9) (layer B.CrtYd) (width 0.05))
-    (fp_line (start 1.55 -0.9) (end -1.55 -0.9) (layer B.CrtYd) (width 0.05))
-    (pad 1 smd rect (at -0.95 0 270) (size 0.7 1.3) (layers B.Cu B.Paste B.Mask)
-      (net 5 +5V))
-    (pad 2 smd rect (at 0.95 0 270) (size 0.7 1.3) (layers B.Cu B.Paste B.Mask)
-      (net 23 "Net-(R1-Pad2)"))
-    (model ${KISYS3DMOD}/Resistors_SMD.3dshapes/R_0805.wrl
-      (at (xyz 0 0 0))
-      (scale (xyz 1 1 1))
-      (rotate (xyz 0 0 0))
-    )
-  )
-
-  (module Resistors_SMD:R_0805 (layer B.Cu) (tedit 58E0A804) (tstamp 5C3454AB)
-    (at 40.894 73.914 90)
-    (descr "Resistor SMD 0805, reflow soldering, Vishay (see dcrcw.pdf)")
-    (tags "resistor 0805")
-    (path /5C33F6F4)
-    (attr smd)
-    (fp_text reference R2 (at 0 1.65 90) (layer B.SilkS)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (fp_text value 22 (at 0 -1.75 90) (layer B.Fab)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (fp_text user %R (at 0 0 90) (layer B.Fab)
-      (effects (font (size 0.5 0.5) (thickness 0.075)) (justify mirror))
-    )
-    (fp_line (start -1 -0.62) (end -1 0.62) (layer B.Fab) (width 0.1))
-    (fp_line (start 1 -0.62) (end -1 -0.62) (layer B.Fab) (width 0.1))
-    (fp_line (start 1 0.62) (end 1 -0.62) (layer B.Fab) (width 0.1))
-    (fp_line (start -1 0.62) (end 1 0.62) (layer B.Fab) (width 0.1))
-    (fp_line (start 0.6 -0.88) (end -0.6 -0.88) (layer B.SilkS) (width 0.12))
-    (fp_line (start -0.6 0.88) (end 0.6 0.88) (layer B.SilkS) (width 0.12))
-    (fp_line (start -1.55 0.9) (end 1.55 0.9) (layer B.CrtYd) (width 0.05))
-    (fp_line (start -1.55 0.9) (end -1.55 -0.9) (layer B.CrtYd) (width 0.05))
-    (fp_line (start 1.55 -0.9) (end 1.55 0.9) (layer B.CrtYd) (width 0.05))
-    (fp_line (start 1.55 -0.9) (end -1.55 -0.9) (layer B.CrtYd) (width 0.05))
-    (pad 1 smd rect (at -0.95 0 90) (size 0.7 1.3) (layers B.Cu B.Paste B.Mask)
-      (net 24 "Net-(R2-Pad1)"))
-    (pad 2 smd rect (at 0.95 0 90) (size 0.7 1.3) (layers B.Cu B.Paste B.Mask)
-      (net 25 D+))
-    (model ${KISYS3DMOD}/Resistors_SMD.3dshapes/R_0805.wrl
-      (at (xyz 0 0 0))
-      (scale (xyz 1 1 1))
-      (rotate (xyz 0 0 0))
-    )
-  )
-
-  (module Resistors_SMD:R_0805 (layer B.Cu) (tedit 58E0A804) (tstamp 5C3454BC)
-    (at 37.592 73.914 90)
-    (descr "Resistor SMD 0805, reflow soldering, Vishay (see dcrcw.pdf)")
-    (tags "resistor 0805")
-    (path /5C33F726)
-    (attr smd)
-    (fp_text reference R3 (at 0 1.65 90) (layer B.SilkS)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (fp_text value 22 (at 0 -1.75 90) (layer B.Fab)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (fp_line (start 1.55 -0.9) (end -1.55 -0.9) (layer B.CrtYd) (width 0.05))
-    (fp_line (start 1.55 -0.9) (end 1.55 0.9) (layer B.CrtYd) (width 0.05))
-    (fp_line (start -1.55 0.9) (end -1.55 -0.9) (layer B.CrtYd) (width 0.05))
-    (fp_line (start -1.55 0.9) (end 1.55 0.9) (layer B.CrtYd) (width 0.05))
-    (fp_line (start -0.6 0.88) (end 0.6 0.88) (layer B.SilkS) (width 0.12))
-    (fp_line (start 0.6 -0.88) (end -0.6 -0.88) (layer B.SilkS) (width 0.12))
-    (fp_line (start -1 0.62) (end 1 0.62) (layer B.Fab) (width 0.1))
-    (fp_line (start 1 0.62) (end 1 -0.62) (layer B.Fab) (width 0.1))
-    (fp_line (start 1 -0.62) (end -1 -0.62) (layer B.Fab) (width 0.1))
-    (fp_line (start -1 -0.62) (end -1 0.62) (layer B.Fab) (width 0.1))
-    (fp_text user %R (at 0 0 90) (layer B.Fab)
-      (effects (font (size 0.5 0.5) (thickness 0.075)) (justify mirror))
-    )
-    (pad 2 smd rect (at 0.95 0 90) (size 0.7 1.3) (layers B.Cu B.Paste B.Mask)
-      (net 26 D-))
-    (pad 1 smd rect (at -0.95 0 90) (size 0.7 1.3) (layers B.Cu B.Paste B.Mask)
-      (net 27 "Net-(R3-Pad1)"))
-    (model ${KISYS3DMOD}/Resistors_SMD.3dshapes/R_0805.wrl
-      (at (xyz 0 0 0))
-      (scale (xyz 1 1 1))
-      (rotate (xyz 0 0 0))
-    )
-  )
-
-  (module Resistors_SMD:R_0805 (layer B.Cu) (tedit 58E0A804) (tstamp 5C3454CD)
-    (at 68.199 87.503 90)
-    (descr "Resistor SMD 0805, reflow soldering, Vishay (see dcrcw.pdf)")
-    (tags "resistor 0805")
-    (path /5C33F45C)
-    (attr smd)
-    (fp_text reference R4 (at 0 1.65 90) (layer B.SilkS)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (fp_text value 10k (at 0 -1.75 90) (layer B.Fab)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (fp_line (start 1.55 -0.9) (end -1.55 -0.9) (layer B.CrtYd) (width 0.05))
-    (fp_line (start 1.55 -0.9) (end 1.55 0.9) (layer B.CrtYd) (width 0.05))
-    (fp_line (start -1.55 0.9) (end -1.55 -0.9) (layer B.CrtYd) (width 0.05))
-    (fp_line (start -1.55 0.9) (end 1.55 0.9) (layer B.CrtYd) (width 0.05))
-    (fp_line (start -0.6 0.88) (end 0.6 0.88) (layer B.SilkS) (width 0.12))
-    (fp_line (start 0.6 -0.88) (end -0.6 -0.88) (layer B.SilkS) (width 0.12))
-    (fp_line (start -1 0.62) (end 1 0.62) (layer B.Fab) (width 0.1))
-    (fp_line (start 1 0.62) (end 1 -0.62) (layer B.Fab) (width 0.1))
-    (fp_line (start 1 -0.62) (end -1 -0.62) (layer B.Fab) (width 0.1))
-    (fp_line (start -1 -0.62) (end -1 0.62) (layer B.Fab) (width 0.1))
-    (fp_text user %R (at 0 0 90) (layer B.Fab)
-      (effects (font (size 0.5 0.5) (thickness 0.075)) (justify mirror))
-    )
-    (pad 2 smd rect (at 0.95 0 90) (size 0.7 1.3) (layers B.Cu B.Paste B.Mask)
-      (net 28 "Net-(R4-Pad2)"))
-    (pad 1 smd rect (at -0.95 0 90) (size 0.7 1.3) (layers B.Cu B.Paste B.Mask)
-      (net 2 GND))
-    (model ${KISYS3DMOD}/Resistors_SMD.3dshapes/R_0805.wrl
-      (at (xyz 0 0 0))
-      (scale (xyz 1 1 1))
-      (rotate (xyz 0 0 0))
-    )
-  )
-
-  (module random-keyboard-parts:SKQG-1155865 (layer B.Cu) (tedit 5ACEE2DC) (tstamp 5C347753)
-    (at 38.484001 95.507845 180)
-    (path /5C3455FB)
-    (fp_text reference SW1 (at 0 -4.064 180) (layer B.SilkS)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (fp_text value SW_Push (at 0 4.064 180) (layer B.Fab)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (fp_line (start -2.6 -1.1) (end -1.1 -2.6) (layer B.Fab) (width 0.15))
-    (fp_line (start 2.6 -1.1) (end 1.1 -2.6) (layer B.Fab) (width 0.15))
-    (fp_line (start 2.6 1.1) (end 1.1 2.6) (layer B.Fab) (width 0.15))
-    (fp_line (start -2.6 1.1) (end -1.1 2.6) (layer B.Fab) (width 0.15))
-    (fp_circle (center 0 0) (end 1 0) (layer B.Fab) (width 0.15))
-    (fp_line (start -4.2 1.1) (end -4.2 2.6) (layer B.Fab) (width 0.15))
-    (fp_line (start -2.6 1.1) (end -4.2 1.1) (layer B.Fab) (width 0.15))
-    (fp_line (start -2.6 -1.1) (end -2.6 1.1) (layer B.Fab) (width 0.15))
-    (fp_line (start -4.2 -1.1) (end -2.6 -1.1) (layer B.Fab) (width 0.15))
-    (fp_line (start -4.2 -2.6) (end -4.2 -1.1) (layer B.Fab) (width 0.15))
-    (fp_line (start 4.2 -2.6) (end -4.2 -2.6) (layer B.Fab) (width 0.15))
-    (fp_line (start 4.2 -1.1) (end 4.2 -2.6) (layer B.Fab) (width 0.15))
-    (fp_line (start 2.6 -1.1) (end 4.2 -1.1) (layer B.Fab) (width 0.15))
-    (fp_line (start 2.6 1.1) (end 2.6 -1.1) (layer B.Fab) (width 0.15))
-    (fp_line (start 4.2 1.1) (end 2.6 1.1) (layer B.Fab) (width 0.15))
-    (fp_line (start 4.2 2.6) (end 4.2 1.2) (layer B.Fab) (width 0.15))
-    (fp_line (start -4.2 2.6) (end 4.2 2.6) (layer B.Fab) (width 0.15))
-    (fp_circle (center 0 0) (end 1 0) (layer B.SilkS) (width 0.15))
-    (fp_line (start -2.6 -2.6) (end -2.6 2.6) (layer B.SilkS) (width 0.15))
-    (fp_line (start 2.6 -2.6) (end -2.6 -2.6) (layer B.SilkS) (width 0.15))
-    (fp_line (start 2.6 2.6) (end 2.6 -2.6) (layer B.SilkS) (width 0.15))
-    (fp_line (start -2.6 2.6) (end 2.6 2.6) (layer B.SilkS) (width 0.15))
-    (pad 1 smd rect (at 3.1 -1.85 180) (size 1.8 1.1) (layers B.Cu B.Paste B.Mask)
-      (net 2 GND))
-    (pad 2 smd rect (at -3.1 1.85 180) (size 1.8 1.1) (layers B.Cu B.Paste B.Mask)
-      (net 23 "Net-(R1-Pad2)"))
-    (pad 3 smd rect (at 3.1 1.85 180) (size 1.8 1.1) (layers B.Cu B.Paste B.Mask))
-    (pad 4 smd rect (at -3.1 -1.85 180) (size 1.8 1.1) (layers B.Cu B.Paste B.Mask))
-  )
-
-  (module Housings_QFP:TQFP-44_10x10mm_Pitch0.8mm (layer B.Cu) (tedit 58CC9A48) (tstamp 5C346DF0)
-    (at 58.89625 82.296)
-    (descr "44-Lead Plastic Thin Quad Flatpack (PT) - 10x10x1.0 mm Body [TQFP] (see Microchip Packaging Specification 00000049BS.pdf)")
-    (tags "QFP 0.8")
-    (path /5C33F15A)
-    (attr smd)
-    (fp_text reference U1 (at 0 7.45) (layer B.SilkS)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (fp_text value ATmega32U4-AU (at 0 -7.45) (layer B.Fab)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (fp_line (start -5.175 4.6) (end -6.45 4.6) (layer B.SilkS) (width 0.15))
-    (fp_line (start 5.175 5.175) (end 4.5 5.175) (layer B.SilkS) (width 0.15))
-    (fp_line (start 5.175 -5.175) (end 4.5 -5.175) (layer B.SilkS) (width 0.15))
-    (fp_line (start -5.175 -5.175) (end -4.5 -5.175) (layer B.SilkS) (width 0.15))
-    (fp_line (start -5.175 5.175) (end -4.5 5.175) (layer B.SilkS) (width 0.15))
-    (fp_line (start -5.175 -5.175) (end -5.175 -4.5) (layer B.SilkS) (width 0.15))
-    (fp_line (start 5.175 -5.175) (end 5.175 -4.5) (layer B.SilkS) (width 0.15))
-    (fp_line (start 5.175 5.175) (end 5.175 4.5) (layer B.SilkS) (width 0.15))
-    (fp_line (start -5.175 5.175) (end -5.175 4.6) (layer B.SilkS) (width 0.15))
-    (fp_line (start -6.7 -6.7) (end 6.7 -6.7) (layer B.CrtYd) (width 0.05))
-    (fp_line (start -6.7 6.7) (end 6.7 6.7) (layer B.CrtYd) (width 0.05))
-    (fp_line (start 6.7 6.7) (end 6.7 -6.7) (layer B.CrtYd) (width 0.05))
-    (fp_line (start -6.7 6.7) (end -6.7 -6.7) (layer B.CrtYd) (width 0.05))
-    (fp_line (start -5 4) (end -4 5) (layer B.Fab) (width 0.15))
-    (fp_line (start -5 -5) (end -5 4) (layer B.Fab) (width 0.15))
-    (fp_line (start 5 -5) (end -5 -5) (layer B.Fab) (width 0.15))
-    (fp_line (start 5 5) (end 5 -5) (layer B.Fab) (width 0.15))
-    (fp_line (start -4 5) (end 5 5) (layer B.Fab) (width 0.15))
-    (fp_text user %R (at 0 0) (layer B.Fab)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (pad 44 smd rect (at -4 5.7 270) (size 1.5 0.55) (layers B.Cu B.Paste B.Mask)
-      (net 5 +5V))
-    (pad 43 smd rect (at -3.2 5.7 270) (size 1.5 0.55) (layers B.Cu B.Paste B.Mask)
-      (net 2 GND))
-    (pad 42 smd rect (at -2.4 5.7 270) (size 1.5 0.55) (layers B.Cu B.Paste B.Mask)
-      (net 29 "Net-(U1-Pad42)"))
-    (pad 41 smd rect (at -1.6 5.7 270) (size 1.5 0.55) (layers B.Cu B.Paste B.Mask)
-      (net 30 "Net-(U1-Pad41)"))
-    (pad 40 smd rect (at -0.8 5.7 270) (size 1.5 0.55) (layers B.Cu B.Paste B.Mask)
-      (net 31 "Net-(U1-Pad40)"))
-    (pad 39 smd rect (at 0 5.7 270) (size 1.5 0.55) (layers B.Cu B.Paste B.Mask)
-      (net 32 "Net-(U1-Pad39)"))
-    (pad 38 smd rect (at 0.8 5.7 270) (size 1.5 0.55) (layers B.Cu B.Paste B.Mask)
-      (net 33 "Net-(U1-Pad38)"))
-    (pad 37 smd rect (at 1.6 5.7 270) (size 1.5 0.55) (layers B.Cu B.Paste B.Mask)
-      (net 34 "Net-(U1-Pad37)"))
-    (pad 36 smd rect (at 2.4 5.7 270) (size 1.5 0.55) (layers B.Cu B.Paste B.Mask)
-      (net 35 "Net-(U1-Pad36)"))
-    (pad 35 smd rect (at 3.2 5.7 270) (size 1.5 0.55) (layers B.Cu B.Paste B.Mask)
-      (net 2 GND))
-    (pad 34 smd rect (at 4 5.7 270) (size 1.5 0.55) (layers B.Cu B.Paste B.Mask)
-      (net 5 +5V))
-    (pad 33 smd rect (at 5.7 4) (size 1.5 0.55) (layers B.Cu B.Paste B.Mask)
-      (net 28 "Net-(R4-Pad2)"))
-    (pad 32 smd rect (at 5.7 3.2) (size 1.5 0.55) (layers B.Cu B.Paste B.Mask)
-      (net 36 "Net-(U1-Pad32)"))
-    (pad 31 smd rect (at 5.7 2.4) (size 1.5 0.55) (layers B.Cu B.Paste B.Mask)
-      (net 37 "Net-(U1-Pad31)"))
-    (pad 30 smd rect (at 5.7 1.6) (size 1.5 0.55) (layers B.Cu B.Paste B.Mask)
-      (net 9 ROW1))
-    (pad 29 smd rect (at 5.7 0.8) (size 1.5 0.55) (layers B.Cu B.Paste B.Mask)
-      (net 15 COL0))
-    (pad 28 smd rect (at 5.7 0) (size 1.5 0.55) (layers B.Cu B.Paste B.Mask)
-      (net 16 COL1))
-    (pad 27 smd rect (at 5.7 -0.8) (size 1.5 0.55) (layers B.Cu B.Paste B.Mask)
-      (net 6 ROW0))
-    (pad 26 smd rect (at 5.7 -1.6) (size 1.5 0.55) (layers B.Cu B.Paste B.Mask)
-      (net 38 "Net-(U1-Pad26)"))
-    (pad 25 smd rect (at 5.7 -2.4) (size 1.5 0.55) (layers B.Cu B.Paste B.Mask)
-      (net 39 "Net-(U1-Pad25)"))
-    (pad 24 smd rect (at 5.7 -3.2) (size 1.5 0.55) (layers B.Cu B.Paste B.Mask)
-      (net 5 +5V))
-    (pad 23 smd rect (at 5.7 -4) (size 1.5 0.55) (layers B.Cu B.Paste B.Mask)
-      (net 2 GND))
-    (pad 22 smd rect (at 4 -5.7 270) (size 1.5 0.55) (layers B.Cu B.Paste B.Mask)
-      (net 40 "Net-(U1-Pad22)"))
-    (pad 21 smd rect (at 3.2 -5.7 270) (size 1.5 0.55) (layers B.Cu B.Paste B.Mask)
-      (net 41 "Net-(U1-Pad21)"))
-    (pad 20 smd rect (at 2.4 -5.7 270) (size 1.5 0.55) (layers B.Cu B.Paste B.Mask)
-      (net 42 "Net-(U1-Pad20)"))
-    (pad 19 smd rect (at 1.6 -5.7 270) (size 1.5 0.55) (layers B.Cu B.Paste B.Mask)
-      (net 43 "Net-(U1-Pad19)"))
-    (pad 18 smd rect (at 0.8 -5.7 270) (size 1.5 0.55) (layers B.Cu B.Paste B.Mask)
-      (net 44 "Net-(U1-Pad18)"))
-    (pad 17 smd rect (at 0 -5.7 270) (size 1.5 0.55) (layers B.Cu B.Paste B.Mask)
-      (net 1 "Net-(C1-Pad1)"))
-    (pad 16 smd rect (at -0.8 -5.7 270) (size 1.5 0.55) (layers B.Cu B.Paste B.Mask)
-      (net 3 "Net-(C2-Pad1)"))
-    (pad 15 smd rect (at -1.6 -5.7 270) (size 1.5 0.55) (layers B.Cu B.Paste B.Mask)
-      (net 2 GND))
-    (pad 14 smd rect (at -2.4 -5.7 270) (size 1.5 0.55) (layers B.Cu B.Paste B.Mask)
-      (net 5 +5V))
-    (pad 13 smd rect (at -3.2 -5.7 270) (size 1.5 0.55) (layers B.Cu B.Paste B.Mask)
-      (net 23 "Net-(R1-Pad2)"))
-    (pad 12 smd rect (at -4 -5.7 270) (size 1.5 0.55) (layers B.Cu B.Paste B.Mask)
-      (net 45 "Net-(U1-Pad12)"))
-    (pad 11 smd rect (at -5.7 -4) (size 1.5 0.55) (layers B.Cu B.Paste B.Mask)
-      (net 46 "Net-(U1-Pad11)"))
-    (pad 10 smd rect (at -5.7 -3.2) (size 1.5 0.55) (layers B.Cu B.Paste B.Mask)
-      (net 47 "Net-(U1-Pad10)"))
-    (pad 9 smd rect (at -5.7 -2.4) (size 1.5 0.55) (layers B.Cu B.Paste B.Mask)
-      (net 48 "Net-(U1-Pad9)"))
-    (pad 8 smd rect (at -5.7 -1.6) (size 1.5 0.55) (layers B.Cu B.Paste B.Mask)
-      (net 49 "Net-(U1-Pad8)"))
-    (pad 7 smd rect (at -5.7 -0.8) (size 1.5 0.55) (layers B.Cu B.Paste B.Mask)
-      (net 5 +5V))
-    (pad 6 smd rect (at -5.7 0) (size 1.5 0.55) (layers B.Cu B.Paste B.Mask)
-      (net 4 "Net-(C3-Pad1)"))
-    (pad 5 smd rect (at -5.7 0.8) (size 1.5 0.55) (layers B.Cu B.Paste B.Mask)
-      (net 2 GND))
-    (pad 4 smd rect (at -5.7 1.6) (size 1.5 0.55) (layers B.Cu B.Paste B.Mask)
-      (net 24 "Net-(R2-Pad1)"))
-    (pad 3 smd rect (at -5.7 2.4) (size 1.5 0.55) (layers B.Cu B.Paste B.Mask)
-      (net 27 "Net-(R3-Pad1)"))
-    (pad 2 smd rect (at -5.7 3.2) (size 1.5 0.55) (layers B.Cu B.Paste B.Mask)
-      (net 5 +5V))
-    (pad 1 smd rect (at -5.7 4) (size 1.5 0.55) (layers B.Cu B.Paste B.Mask)
-      (net 50 "Net-(U1-Pad1)"))
-    (model ${KISYS3DMOD}/Housings_QFP.3dshapes/TQFP-44_10x10mm_Pitch0.8mm.wrl
-      (at (xyz 0 0 0))
-      (scale (xyz 1 1 1))
-      (rotate (xyz 0 0 0))
-    )
-  )
-
-  (module random-keyboard-parts:Molex-0548190589-Assembly (layer B.Cu) (tedit 5BB2642B) (tstamp 5C34767C)
-    (at 39.6875 63.5 270)
-    (path /5C3480A6)
-    (fp_text reference USB1 (at 2.032 0 180) (layer B.SilkS)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (fp_text value Molex-0548190589 (at -5.08 0 180) (layer Dwgs.User)
-      (effects (font (size 1 1) (thickness 0.15)))
-    )
-    (fp_line (start -3.75 3.85) (end -3.75 -3.85) (layer Dwgs.User) (width 0.15))
-    (fp_line (start -1.75 4.572) (end -1.75 -4.572) (layer Dwgs.User) (width 0.15))
-    (fp_line (start -3.75 -3.85) (end 0 -3.85) (layer Dwgs.User) (width 0.15))
-    (fp_line (start -3.75 3.85) (end 0 3.85) (layer Dwgs.User) (width 0.15))
-    (fp_line (start 5.45 3.85) (end 5.45 -3.85) (layer B.SilkS) (width 0.15))
-    (fp_line (start 0 -3.85) (end 5.45 -3.85) (layer B.SilkS) (width 0.15))
-    (fp_line (start 0 3.85) (end 5.45 3.85) (layer B.SilkS) (width 0.15))
-    (fp_line (start -3.75 3.75) (end 5.5 3.75) (layer B.CrtYd) (width 0.15))
-    (fp_line (start 5.5 3.75) (end 5.5 -3.75) (layer B.CrtYd) (width 0.15))
-    (fp_line (start 5.5 -3.75) (end -3.75 -3.75) (layer B.CrtYd) (width 0.15))
-    (fp_line (start -3.75 -3.75) (end -3.75 3.75) (layer B.CrtYd) (width 0.15))
-    (fp_line (start 5.5 2) (end 3.25 2) (layer B.CrtYd) (width 0.15))
-    (fp_line (start 3.25 2) (end 3.25 -2) (layer B.CrtYd) (width 0.15))
-    (fp_line (start 3.25 -2) (end 5.5 -2) (layer B.CrtYd) (width 0.15))
-    (fp_line (start 5.5 -1.25) (end 3.25 -1.25) (layer B.CrtYd) (width 0.15))
-    (fp_line (start 3.25 -0.5) (end 5.5 -0.5) (layer B.CrtYd) (width 0.15))
-    (fp_line (start 5.5 0.5) (end 3.25 0.5) (layer B.CrtYd) (width 0.15))
-    (fp_line (start 3.25 1.25) (end 5.5 1.25) (layer B.CrtYd) (width 0.15))
-    (fp_text user %R (at 2 0 180) (layer B.CrtYd)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (pad 1 smd rect (at 4.5 -1.6 270) (size 2.25 0.5) (layers B.Cu B.Paste B.Mask)
-      (net 2 GND))
-    (pad 2 smd rect (at 4.5 -0.8 270) (size 2.25 0.5) (layers B.Cu B.Paste B.Mask)
-      (net 51 "Net-(USB1-Pad2)"))
-    (pad 3 smd rect (at 4.5 0 270) (size 2.25 0.5) (layers B.Cu B.Paste B.Mask)
-      (net 25 D+))
-    (pad 4 smd rect (at 4.5 0.8 270) (size 2.25 0.5) (layers B.Cu B.Paste B.Mask)
-      (net 26 D-))
-    (pad 5 smd rect (at 4.5 1.6 270) (size 2.25 0.5) (layers B.Cu B.Paste B.Mask)
-      (net 12 VCC))
-    (pad "" thru_hole oval (at 4.5 3.65 270) (size 2.7 1.7) (drill oval 1.9 0.7) (layers *.Cu *.Mask))
-    (pad "" thru_hole oval (at 4.5 -3.65 270) (size 2.7 1.7) (drill oval 1.9 0.7) (layers *.Cu *.Mask))
-    (pad "" thru_hole oval (at 0 -3.65 270) (size 2.7 1.7) (drill oval 1.9 0.7) (layers *.Cu *.Mask))
-    (pad "" thru_hole oval (at 0 3.65 270) (size 2.7 1.7) (drill oval 1.9 0.7) (layers *.Cu *.Mask))
-  )
-
-  (module Crystals:Crystal_SMD_3225-4pin_3.2x2.5mm (layer B.Cu) (tedit 58CD2E9C) (tstamp 5C346EB7)
-    (at 58.51525 69.342 180)
-    (descr "SMD Crystal SERIES SMD3225/4 http://www.txccrystal.com/images/pdf/7m-accuracy.pdf, 3.2x2.5mm^2 package")
-    (tags "SMD SMT crystal")
-    (path /5C341379)
-    (attr smd)
-    (fp_text reference Y1 (at 0 2.45 180) (layer B.SilkS)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (fp_text value 16MHz (at 0 -2.45 180) (layer B.Fab)
-      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
-    )
-    (fp_line (start 2.1 1.7) (end -2.1 1.7) (layer B.CrtYd) (width 0.05))
-    (fp_line (start 2.1 -1.7) (end 2.1 1.7) (layer B.CrtYd) (width 0.05))
-    (fp_line (start -2.1 -1.7) (end 2.1 -1.7) (layer B.CrtYd) (width 0.05))
-    (fp_line (start -2.1 1.7) (end -2.1 -1.7) (layer B.CrtYd) (width 0.05))
-    (fp_line (start -2 -1.65) (end 2 -1.65) (layer B.SilkS) (width 0.12))
-    (fp_line (start -2 1.65) (end -2 -1.65) (layer B.SilkS) (width 0.12))
-    (fp_line (start -1.6 -0.25) (end -0.6 -1.25) (layer B.Fab) (width 0.1))
-    (fp_line (start 1.6 1.25) (end -1.6 1.25) (layer B.Fab) (width 0.1))
-    (fp_line (start 1.6 -1.25) (end 1.6 1.25) (layer B.Fab) (width 0.1))
-    (fp_line (start -1.6 -1.25) (end 1.6 -1.25) (layer B.Fab) (width 0.1))
-    (fp_line (start -1.6 1.25) (end -1.6 -1.25) (layer B.Fab) (width 0.1))
-    (fp_text user %R (at 0 0 180) (layer B.Fab)
-      (effects (font (size 0.7 0.7) (thickness 0.105)) (justify mirror))
-    )
-    (pad 4 smd rect (at -1.1 0.85 180) (size 1.4 1.2) (layers B.Cu B.Paste B.Mask)
-      (net 2 GND))
-    (pad 3 smd rect (at 1.1 0.85 180) (size 1.4 1.2) (layers B.Cu B.Paste B.Mask)
-      (net 3 "Net-(C2-Pad1)"))
-    (pad 2 smd rect (at 1.1 -0.85 180) (size 1.4 1.2) (layers B.Cu B.Paste B.Mask)
-      (net 2 GND))
-    (pad 1 smd rect (at -1.1 -0.85 180) (size 1.4 1.2) (layers B.Cu B.Paste B.Mask)
-      (net 1 "Net-(C1-Pad1)"))
-    (model ${KISYS3DMOD}/Crystals.3dshapes/Crystal_SMD_3225-4pin_3.2x2.5mm.wrl
-      (at (xyz 0 0 0))
-      (scale (xyz 1 1 1))
-      (rotate (xyz 0 0 0))
-    )
-  )
-
-  (gr_text "Hello World!" (at 40.48125 97.63125) (layer F.SilkS)
-    (effects (font (size 1.5 1.5) (thickness 0.3)))
-  )
-  (gr_arc (start 105.56875 64.29375) (end 107.95 64.29375) (angle -90) (layer Edge.Cuts) (width 0.2))
-  (gr_line (start 34.13125 61.9125) (end 105.56875 61.9125) (layer Edge.Cuts) (width 0.15))
-  (gr_line (start 107.95 64.29375) (end 107.95 97.63125) (layer Edge.Cuts) (width 0.15))
-  (gr_arc (start 105.56875 97.63125) (end 105.56875 100.0125) (angle -90) (layer Edge.Cuts) (width 0.2))
-  (gr_line (start 105.56875 100.0125) (end 34.13125 100.0125) (layer Edge.Cuts) (width 0.15))
-  (gr_line (start 31.75 97.63125) (end 31.75 64.29375) (layer Edge.Cuts) (width 0.15))
-  (gr_arc (start 34.13125 97.63125) (end 31.75 97.63125) (angle -90) (layer Edge.Cuts) (width 0.2))
-  (gr_arc (start 34.13125 64.29375) (end 34.13125 61.9125) (angle -90) (layer Edge.Cuts) (width 0.2))
-
-  (segment (start 59.76525 70.342) (end 59.61525 70.192) (width 0.254) (layer B.Cu) (net 1))
-  (segment (start 62.83325 70.342) (end 59.76525 70.342) (width 0.254) (layer B.Cu) (net 1))
-  (segment (start 59.61525 72.433) (end 58.89625 73.152) (width 0.254) (layer B.Cu) (net 1))
-  (segment (start 59.61525 70.192) (end 59.61525 72.433) (width 0.254) (layer B.Cu) (net 1))
-  (segment (start 58.89625 76.596) (end 58.89625 73.152) (width 0.254) (layer B.Cu) (net 1))
-  (segment (start 57.41525 70.192) (end 57.6716 70.192) (width 0.381) (layer B.Cu) (net 2))
-  (segment (start 59.3716 68.492) (end 59.61525 68.492) (width 0.381) (layer B.Cu) (net 2))
-  (segment (start 57.6716 70.192) (end 59.3716 68.492) (width 0.381) (layer B.Cu) (net 2))
-  (segment (start 59.76525 68.342) (end 59.61525 68.492) (width 0.381) (layer B.Cu) (net 2))
-  (segment (start 62.83325 68.342) (end 59.76525 68.342) (width 0.381) (layer B.Cu) (net 2))
-  (segment (start 59.61525 68.492) (end 59.61525 67.36225) (width 0.381) (layer B.Cu) (net 2))
-  (segment (start 59.61525 67.36225) (end 59.182 66.929) (width 0.381) (layer B.Cu) (net 2))
-  (segment (start 59.182 66.929) (end 53.086 66.929) (width 0.381) (layer B.Cu) (net 2))
-  (segment (start 53.086 66.929) (end 52.705 67.31) (width 0.381) (layer B.Cu) (net 2))
-  (segment (start 52.705 67.31) (end 52.705 69.85) (width 0.381) (layer B.Cu) (net 2))
-  (segment (start 53.197 70.342) (end 54.32425 70.342) (width 0.381) (layer B.Cu) (net 2))
-  (segment (start 52.705 69.85) (end 53.197 70.342) (width 0.381) (layer B.Cu) (net 2))
-  (segment (start 54.32425 70.342) (end 54.32425 71.21525) (width 0.381) (layer B.Cu) (net 2))
-  (segment (start 54.32425 71.21525) (end 57.29625 74.18725) (width 0.381) (layer B.Cu) (net 2))
-  (segment (start 57.29625 74.18725) (end 57.29625 75.311) (width 0.381) (layer B.Cu) (net 2))
-  (segment (start 57.29625 75.311) (end 57.29625 76.596) (width 0.381) (layer B.Cu) (net 2))
-  (segment (start 55.69625 87.996) (end 55.69625 84.39825) (width 0.381) (layer B.Cu) (net 2))
-  (segment (start 54.394 83.096) (end 53.19625 83.096) (width 0.381) (layer B.Cu) (net 2))
-  (segment (start 55.69625 84.39825) (end 54.394 83.096) (width 0.381) (layer B.Cu) (net 2))
-  (segment (start 62.09625 87.996) (end 62.09625 85.59125) (width 0.381) (layer B.Cu) (net 2))
-  (segment (start 60.90325 84.39825) (end 55.69625 84.39825) (width 0.381) (layer B.Cu) (net 2))
-  (segment (start 62.09625 85.59125) (end 60.90325 84.39825) (width 0.381) (layer B.Cu) (net 2))
-  (segment (start 53.19625 83.096) (end 48.171 83.096) (width 0.381) (layer B.Cu) (net 2))
-  (segment (start 47.73625 82.66125) (end 47.73625 81.788) (width 0.381) (layer B.Cu) (net 2))
-  (segment (start 48.171 83.096) (end 47.73625 82.66125) (width 0.381) (layer B.Cu) (net 2))
-  (segment (start 41.2875 68) (end 41.2875 69.3545) (width 0.381) (layer B.Cu) (net 2))
-  (segment (start 41.2875 69.3545) (end 42.926 70.993) (width 0.381) (layer B.Cu) (net 2))
-  (segment (start 42.926 70.993) (end 42.926 80.772) (width 0.381) (layer B.Cu) (net 2))
-  (segment (start 45.25 83.096) (end 48.171 83.096) (width 0.381) (layer B.Cu) (net 2))
-  (segment (start 42.926 80.772) (end 45.25 83.096) (width 0.381) (layer B.Cu) (net 2))
-  (segment (start 68.04025 76.597) (end 67.294 76.597) (width 0.381) (layer B.Cu) (net 2))
-  (segment (start 65.595 78.296) (end 64.59625 78.296) (width 0.381) (layer B.Cu) (net 2))
-  (segment (start 67.294 76.597) (end 65.595 78.296) (width 0.381) (layer B.Cu) (net 2))
-  (segment (start 57.29625 75.20325) (end 57.29625 75.311) (width 0.381) (layer B.Cu) (net 2))
-  (segment (start 56.007 73.914) (end 57.29625 75.20325) (width 0.381) (layer B.Cu) (net 2))
-  (segment (start 53.086 73.914) (end 56.007 73.914) (width 0.381) (layer B.Cu) (net 2))
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-  (segment (start 55.69625 89.21075) (end 54.991 89.916) (width 0.381) (layer B.Cu) (net 2))
-  (segment (start 55.69625 87.996) (end 55.69625 89.21075) (width 0.381) (layer B.Cu) (net 2))
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diff --git a/ai03-pcb-guide.kicad_pcb b/ai03-pcb-guide.kicad_pcb
index 6a49b7e..1a8bdbc 100644
--- a/ai03-pcb-guide.kicad_pcb
+++ b/ai03-pcb-guide.kicad_pcb
@@ -2,7 +2,7 @@
 
   (general
     (thickness 1.6)
-    (drawings 8)
+    (drawings 9)
     (tracks 210)
     (zones 0)
     (modules 24)
@@ -61,8 +61,8 @@
     (aux_axis_origin 0 0)
     (visible_elements FFFFFF7F)
     (pcbplotparams
-      (layerselection 0x010fc_ffffffff)
-      (usegerberextensions false)
+      (layerselection 0x010f0_ffffffff)
+      (usegerberextensions true)
       (usegerberattributes false)
       (usegerberadvancedattributes false)
       (creategerberjobfile false)
@@ -81,12 +81,12 @@
       (plotvalue true)
       (plotinvisibletext false)
       (padsonsilk false)
-      (subtractmaskfromsilk false)
+      (subtractmaskfromsilk true)
       (outputformat 1)
       (mirror false)
-      (drillshape 1)
+      (drillshape 0)
       (scaleselection 1)
-      (outputdirectory ""))
+      (outputdirectory "Gerbers"))
   )
 
   (net 0 "")
@@ -1217,6 +1217,9 @@
     )
   )
 
+  (gr_text "Hello World!" (at 40.48125 97.63125) (layer F.SilkS)
+    (effects (font (size 1.5 1.5) (thickness 0.3)))
+  )
   (gr_arc (start 105.56875 64.29375) (end 107.95 64.29375) (angle -90) (layer Edge.Cuts) (width 0.2))
   (gr_line (start 34.13125 61.9125) (end 105.56875 61.9125) (layer Edge.Cuts) (width 0.15))
   (gr_line (start 107.95 64.29375) (end 107.95 97.63125) (layer Edge.Cuts) (width 0.15))
@@ -1437,7 +1440,7 @@
   (segment (start 66.487 86.553) (end 68.199 86.553) (width 0.254) (layer B.Cu) (net 28))
   (segment (start 66.23 86.296) (end 66.487 86.553) (width 0.254) (layer B.Cu) (net 28))
 
-  (zone (net 2) (net_name GND) (layer B.Cu) (tstamp 0) (hatch edge 0.508)
+  (zone (net 2) (net_name GND) (layer B.Cu) (tstamp 5C34852A) (hatch edge 0.508)
     (connect_pads (clearance 0.508))
     (min_thickness 0.254)
     (fill yes (arc_segments 16) (thermal_gap 0.508) (thermal_bridge_width 0.508))
@@ -1463,7 +1466,7 @@
       )
     )
   )
-  (zone (net 2) (net_name GND) (layer B.Cu) (tstamp 0) (hatch edge 0.508)
+  (zone (net 2) (net_name GND) (layer B.Cu) (tstamp 5C348527) (hatch edge 0.508)
     (connect_pads (clearance 0.508))
     (min_thickness 0.254)
     (fill yes (arc_segments 16) (thermal_gap 0.508) (thermal_bridge_width 0.508))
@@ -1527,7 +1530,7 @@
       )
     )
   )
-  (zone (net 2) (net_name GND) (layer B.Cu) (tstamp 0) (hatch edge 0.508)
+  (zone (net 2) (net_name GND) (layer B.Cu) (tstamp 5C348524) (hatch edge 0.508)
     (connect_pads (clearance 0.508))
     (min_thickness 0.254)
     (fill yes (arc_segments 16) (thermal_gap 0.508) (thermal_bridge_width 0.508))
diff --git a/ai03-pcb-guide.kicad_pcb-bak b/ai03-pcb-guide.kicad_pcb-bak
index 49280f7..6a49b7e 100644
--- a/ai03-pcb-guide.kicad_pcb-bak
+++ b/ai03-pcb-guide.kicad_pcb-bak
@@ -1437,4 +1437,141 @@
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   (segment (start 66.23 86.296) (end 66.487 86.553) (width 0.254) (layer B.Cu) (net 28))
 
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+    (connect_pads (clearance 0.508))
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diff --git a/ai03-pcb-guide.xml b/ai03-pcb-guide.xml
new file mode 100644
index 0000000..a006990
--- /dev/null
+++ b/ai03-pcb-guide.xml
@@ -0,0 +1,615 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<export version="D">
+  <design>
+    <source>C:\Users\Ryota\Documents\GitHub\ai03-pcb-guide\ai03-pcb-guide.sch</source>
+    <date>1/7/2019 9:46:11 PM</date>
+    <tool>Eeschema (5.0.0)</tool>
+    <sheet number="1" name="/" tstamps="/">
+      <title_block>
+        <title/>
+        <company/>
+        <rev/>
+        <date/>
+        <source>ai03-pcb-guide.sch</source>
+        <comment number="1" value=""/>
+        <comment number="2" value=""/>
+        <comment number="3" value=""/>
+        <comment number="4" value=""/>
+      </title_block>
+    </sheet>
+  </design>
+  <components>
+    <comp ref="U1">
+      <value>ATmega32U4-AU</value>
+      <footprint>Housings_QFP:TQFP-44_10x10mm_Pitch0.8mm</footprint>
+      <datasheet>http://ww1.microchip.com/downloads/en/DeviceDoc/Atmel-7766-8-bit-AVR-ATmega16U4-32U4_Datasheet.pdf</datasheet>
+      <libsource lib="MCU_Microchip_ATmega" part="ATmega32U4-AU" description="16MHz, 32kB Flash, 2.5kB SRAM, 1kB EEPROM, USB 2.0, TQFP-44"/>
+      <sheetpath names="/" tstamps="/"/>
+      <tstamp>5C33F15A</tstamp>
+    </comp>
+    <comp ref="R4">
+      <value>10k</value>
+      <footprint>Resistors_SMD:R_0805</footprint>
+      <datasheet>~</datasheet>
+      <libsource lib="Device" part="R_Small" description="Resistor, small symbol"/>
+      <sheetpath names="/" tstamps="/"/>
+      <tstamp>5C33F45C</tstamp>
+    </comp>
+    <comp ref="R2">
+      <value>22</value>
+      <footprint>Resistors_SMD:R_0805</footprint>
+      <datasheet>~</datasheet>
+      <libsource lib="Device" part="R_Small" description="Resistor, small symbol"/>
+      <sheetpath names="/" tstamps="/"/>
+      <tstamp>5C33F6F4</tstamp>
+    </comp>
+    <comp ref="R3">
+      <value>22</value>
+      <footprint>Resistors_SMD:R_0805</footprint>
+      <datasheet>~</datasheet>
+      <libsource lib="Device" part="R_Small" description="Resistor, small symbol"/>
+      <sheetpath names="/" tstamps="/"/>
+      <tstamp>5C33F726</tstamp>
+    </comp>
+    <comp ref="C3">
+      <value>1uF</value>
+      <footprint>Capacitors_SMD:C_0805</footprint>
+      <datasheet>~</datasheet>
+      <libsource lib="Device" part="C_Small" description="Unpolarized capacitor"/>
+      <sheetpath names="/" tstamps="/"/>
+      <tstamp>5C33FC0C</tstamp>
+    </comp>
+    <comp ref="C5">
+      <value>0.1uF</value>
+      <footprint>Capacitors_SMD:C_0805</footprint>
+      <datasheet>~</datasheet>
+      <libsource lib="Device" part="C_Small" description="Unpolarized capacitor"/>
+      <sheetpath names="/" tstamps="/"/>
+      <tstamp>5C340030</tstamp>
+    </comp>
+    <comp ref="C6">
+      <value>0.1uF</value>
+      <footprint>Capacitors_SMD:C_0805</footprint>
+      <datasheet>~</datasheet>
+      <libsource lib="Device" part="C_Small" description="Unpolarized capacitor"/>
+      <sheetpath names="/" tstamps="/"/>
+      <tstamp>5C340116</tstamp>
+    </comp>
+    <comp ref="C7">
+      <value>10uF</value>
+      <footprint>Capacitors_SMD:C_0805</footprint>
+      <datasheet>~</datasheet>
+      <libsource lib="Device" part="C_Small" description="Unpolarized capacitor"/>
+      <sheetpath names="/" tstamps="/"/>
+      <tstamp>5C340158</tstamp>
+    </comp>
+    <comp ref="C4">
+      <value>0.1uF</value>
+      <footprint>Capacitors_SMD:C_0805</footprint>
+      <datasheet>~</datasheet>
+      <libsource lib="Device" part="C_Small" description="Unpolarized capacitor"/>
+      <sheetpath names="/" tstamps="/"/>
+      <tstamp>5C3401A2</tstamp>
+    </comp>
+    <comp ref="Y1">
+      <value>16MHz</value>
+      <footprint>Crystals:Crystal_SMD_3225-4pin_3.2x2.5mm</footprint>
+      <datasheet>~</datasheet>
+      <libsource lib="Device" part="Crystal_GND24_Small" description="Four pin crystal, two ground/package pins (pin2 and 4) small symbol"/>
+      <sheetpath names="/" tstamps="/"/>
+      <tstamp>5C341379</tstamp>
+    </comp>
+    <comp ref="C1">
+      <value>22pF</value>
+      <footprint>Capacitors_SMD:C_0805</footprint>
+      <datasheet>~</datasheet>
+      <libsource lib="Device" part="C_Small" description="Unpolarized capacitor"/>
+      <sheetpath names="/" tstamps="/"/>
+      <tstamp>5C341D22</tstamp>
+    </comp>
+    <comp ref="C2">
+      <value>22pF</value>
+      <footprint>Capacitors_SMD:C_0805</footprint>
+      <datasheet>~</datasheet>
+      <libsource lib="Device" part="C_Small" description="Unpolarized capacitor"/>
+      <sheetpath names="/" tstamps="/"/>
+      <tstamp>5C341D98</tstamp>
+    </comp>
+    <comp ref="SW1">
+      <value>SW_Push</value>
+      <footprint>random-keyboard-parts:SKQG-1155865</footprint>
+      <libsource lib="Switch" part="SW_Push" description="Push button switch, generic, two pins"/>
+      <sheetpath names="/" tstamps="/"/>
+      <tstamp>5C3455FB</tstamp>
+    </comp>
+    <comp ref="R1">
+      <value>10k</value>
+      <footprint>Resistors_SMD:R_0805</footprint>
+      <datasheet>~</datasheet>
+      <libsource lib="Device" part="R_Small" description="Resistor, small symbol"/>
+      <sheetpath names="/" tstamps="/"/>
+      <tstamp>5C3466FD</tstamp>
+    </comp>
+    <comp ref="USB1">
+      <value>Molex-0548190589</value>
+      <footprint>random-keyboard-parts:Molex-0548190589-Assembly</footprint>
+      <libsource lib="random-keyboard-parts" part="Molex-0548190589" description=""/>
+      <sheetpath names="/" tstamps="/"/>
+      <tstamp>5C3480A6</tstamp>
+    </comp>
+    <comp ref="F1">
+      <value>500mA</value>
+      <footprint>Fuse_Holders_and_Fuses:Fuse_SMD1206_Reflow</footprint>
+      <datasheet>~</datasheet>
+      <libsource lib="Device" part="Polyfuse_Small" description="resettable fuse, polymeric positive temperature coefficient (PPTC), small symbol"/>
+      <sheetpath names="/" tstamps="/"/>
+      <tstamp>5C348279</tstamp>
+    </comp>
+    <comp ref="MX1">
+      <value>MX-1U</value>
+      <footprint>MX_Alps_Hybrid:MX-1U</footprint>
+      <libsource lib="MX_Alps_Hybrids" part="MX-1U" description=""/>
+      <sheetpath names="/" tstamps="/"/>
+      <tstamp>5C34B436</tstamp>
+    </comp>
+    <comp ref="D1">
+      <value>SOD-123</value>
+      <footprint>Diodes_SMD:D_SOD-123</footprint>
+      <datasheet>~</datasheet>
+      <libsource lib="Device" part="D_Small" description="Diode, small symbol"/>
+      <sheetpath names="/" tstamps="/"/>
+      <tstamp>5C34B4DF</tstamp>
+    </comp>
+    <comp ref="MX2">
+      <value>MX-1U</value>
+      <footprint>MX_Alps_Hybrid:MX-1U</footprint>
+      <libsource lib="MX_Alps_Hybrids" part="MX-1U" description=""/>
+      <sheetpath names="/" tstamps="/"/>
+      <tstamp>5C34C49C</tstamp>
+    </comp>
+    <comp ref="D2">
+      <value>SOD-123</value>
+      <footprint>Diodes_SMD:D_SOD-123</footprint>
+      <datasheet>~</datasheet>
+      <libsource lib="Device" part="D_Small" description="Diode, small symbol"/>
+      <sheetpath names="/" tstamps="/"/>
+      <tstamp>5C34C4A3</tstamp>
+    </comp>
+    <comp ref="MX3">
+      <value>MX-1U</value>
+      <footprint>MX_Alps_Hybrid:MX-1U</footprint>
+      <libsource lib="MX_Alps_Hybrids" part="MX-1U" description=""/>
+      <sheetpath names="/" tstamps="/"/>
+      <tstamp>5C34D1F8</tstamp>
+    </comp>
+    <comp ref="D3">
+      <value>SOD-123</value>
+      <footprint>Diodes_SMD:D_SOD-123</footprint>
+      <datasheet>~</datasheet>
+      <libsource lib="Device" part="D_Small" description="Diode, small symbol"/>
+      <sheetpath names="/" tstamps="/"/>
+      <tstamp>5C34D1FF</tstamp>
+    </comp>
+    <comp ref="MX4">
+      <value>MX-1U</value>
+      <footprint>MX_Alps_Hybrid:MX-1U</footprint>
+      <libsource lib="MX_Alps_Hybrids" part="MX-1U" description=""/>
+      <sheetpath names="/" tstamps="/"/>
+      <tstamp>5C34D207</tstamp>
+    </comp>
+    <comp ref="D4">
+      <value>SOD-123</value>
+      <footprint>Diodes_SMD:D_SOD-123</footprint>
+      <datasheet>~</datasheet>
+      <libsource lib="Device" part="D_Small" description="Diode, small symbol"/>
+      <sheetpath names="/" tstamps="/"/>
+      <tstamp>5C34D20E</tstamp>
+    </comp>
+  </components>
+  <libparts>
+    <libpart lib="Device" part="C_Small">
+      <description>Unpolarized capacitor</description>
+      <docs>~</docs>
+      <footprints>
+        <fp>C_*</fp>
+      </footprints>
+      <fields>
+        <field name="Reference">C</field>
+        <field name="Value">C_Small</field>
+      </fields>
+      <pins>
+        <pin num="1" name="~" type="passive"/>
+        <pin num="2" name="~" type="passive"/>
+      </pins>
+    </libpart>
+    <libpart lib="Device" part="Crystal_GND24_Small">
+      <description>Four pin crystal, two ground/package pins (pin2 and 4) small symbol</description>
+      <docs>~</docs>
+      <footprints>
+        <fp>Crystal*</fp>
+      </footprints>
+      <fields>
+        <field name="Reference">Y</field>
+        <field name="Value">Crystal_GND24_Small</field>
+      </fields>
+      <pins>
+        <pin num="1" name="1" type="passive"/>
+        <pin num="2" name="2" type="passive"/>
+        <pin num="3" name="3" type="passive"/>
+        <pin num="4" name="4" type="passive"/>
+      </pins>
+    </libpart>
+    <libpart lib="Device" part="D_Small">
+      <description>Diode, small symbol</description>
+      <docs>~</docs>
+      <footprints>
+        <fp>TO-???*</fp>
+        <fp>*_Diode_*</fp>
+        <fp>*SingleDiode*</fp>
+        <fp>D_*</fp>
+      </footprints>
+      <fields>
+        <field name="Reference">D</field>
+        <field name="Value">D_Small</field>
+      </fields>
+      <pins>
+        <pin num="1" name="K" type="passive"/>
+        <pin num="2" name="A" type="passive"/>
+      </pins>
+    </libpart>
+    <libpart lib="Device" part="Polyfuse_Small">
+      <description>resettable fuse, polymeric positive temperature coefficient (PPTC), small symbol</description>
+      <docs>~</docs>
+      <footprints>
+        <fp>*polyfuse*</fp>
+        <fp>*PTC*</fp>
+      </footprints>
+      <fields>
+        <field name="Reference">F</field>
+        <field name="Value">Polyfuse_Small</field>
+      </fields>
+      <pins>
+        <pin num="1" name="~" type="passive"/>
+        <pin num="2" name="~" type="passive"/>
+      </pins>
+    </libpart>
+    <libpart lib="Device" part="R_Small">
+      <description>Resistor, small symbol</description>
+      <docs>~</docs>
+      <footprints>
+        <fp>R_*</fp>
+      </footprints>
+      <fields>
+        <field name="Reference">R</field>
+        <field name="Value">R_Small</field>
+      </fields>
+      <pins>
+        <pin num="1" name="~" type="passive"/>
+        <pin num="2" name="~" type="passive"/>
+      </pins>
+    </libpart>
+    <libpart lib="MCU_Microchip_ATmega" part="ATmega16U4-AU">
+      <aliases>
+        <alias>ATmega16U4RC-AU</alias>
+        <alias>ATmega32U4-AU</alias>
+        <alias>ATmega32U4RC-AU</alias>
+      </aliases>
+      <description>16MHz, 16kB Flash, 1.25kB SRAM, 512B EEPROM, USB 2.0, TQFP-44</description>
+      <docs>http://ww1.microchip.com/downloads/en/DeviceDoc/Atmel-7766-8-bit-AVR-ATmega16U4-32U4_Datasheet.pdf</docs>
+      <footprints>
+        <fp>TQFP*10x10mm*P0.8mm*</fp>
+      </footprints>
+      <fields>
+        <field name="Reference">U</field>
+        <field name="Value">ATmega16U4-AU</field>
+        <field name="Footprint">Package_QFP:TQFP-44_10x10mm_P0.8mm</field>
+      </fields>
+      <pins>
+        <pin num="1" name="PE6" type="BiDi"/>
+        <pin num="2" name="UVCC" type="power_in"/>
+        <pin num="3" name="D-" type="BiDi"/>
+        <pin num="4" name="D+" type="BiDi"/>
+        <pin num="5" name="UGND" type="passive"/>
+        <pin num="6" name="UCAP" type="passive"/>
+        <pin num="7" name="VBUS" type="passive"/>
+        <pin num="8" name="PB0" type="BiDi"/>
+        <pin num="9" name="PB1" type="BiDi"/>
+        <pin num="10" name="PB2" type="BiDi"/>
+        <pin num="11" name="PB3" type="BiDi"/>
+        <pin num="12" name="PB7" type="BiDi"/>
+        <pin num="13" name="~RESET" type="input"/>
+        <pin num="14" name="VCC" type="power_in"/>
+        <pin num="15" name="GND" type="power_in"/>
+        <pin num="16" name="XTAL2" type="output"/>
+        <pin num="17" name="XTAL1" type="input"/>
+        <pin num="18" name="PD0" type="BiDi"/>
+        <pin num="19" name="PD1" type="BiDi"/>
+        <pin num="20" name="PD2" type="BiDi"/>
+        <pin num="21" name="PD3" type="BiDi"/>
+        <pin num="22" name="PD5" type="BiDi"/>
+        <pin num="23" name="GND" type="passive"/>
+        <pin num="24" name="AVCC" type="power_in"/>
+        <pin num="25" name="PD4" type="BiDi"/>
+        <pin num="26" name="PD6" type="BiDi"/>
+        <pin num="27" name="PD7" type="BiDi"/>
+        <pin num="28" name="PB4" type="BiDi"/>
+        <pin num="29" name="PB5" type="BiDi"/>
+        <pin num="30" name="PB6" type="BiDi"/>
+        <pin num="31" name="PC6" type="BiDi"/>
+        <pin num="32" name="PC7" type="BiDi"/>
+        <pin num="33" name="~HWB~/PE2" type="BiDi"/>
+        <pin num="34" name="VCC" type="passive"/>
+        <pin num="35" name="GND" type="passive"/>
+        <pin num="36" name="PF7" type="BiDi"/>
+        <pin num="37" name="PF6" type="BiDi"/>
+        <pin num="38" name="PF5" type="BiDi"/>
+        <pin num="39" name="PF4" type="BiDi"/>
+        <pin num="40" name="PF1" type="BiDi"/>
+        <pin num="41" name="PF0" type="BiDi"/>
+        <pin num="42" name="AREF" type="input"/>
+        <pin num="43" name="GND" type="passive"/>
+        <pin num="44" name="AVCC" type="passive"/>
+      </pins>
+    </libpart>
+    <libpart lib="MX_Alps_Hybrids" part="MX-1U">
+      <fields>
+        <field name="Reference">MX</field>
+        <field name="Value">MX-1U</field>
+      </fields>
+      <pins>
+        <pin num="1" name="COL" type="passive"/>
+        <pin num="2" name="ROW" type="passive"/>
+        <pin num="3" name="LED" type="passive"/>
+        <pin num="4" name="LEDGND" type="passive"/>
+      </pins>
+    </libpart>
+    <libpart lib="Switch" part="SW_Push">
+      <description>Push button switch, generic, two pins</description>
+      <fields>
+        <field name="Reference">SW</field>
+        <field name="Value">SW_Push</field>
+      </fields>
+      <pins>
+        <pin num="1" name="1" type="passive"/>
+        <pin num="2" name="2" type="passive"/>
+      </pins>
+    </libpart>
+    <libpart lib="random-keyboard-parts" part="Molex-0548190589">
+      <fields>
+        <field name="Reference">USB</field>
+        <field name="Value">Molex-0548190589</field>
+      </fields>
+      <pins>
+        <pin num="1" name="GND" type="input"/>
+        <pin num="2" name="ID" type="input"/>
+        <pin num="3" name="D+" type="input"/>
+        <pin num="4" name="D-" type="input"/>
+        <pin num="5" name="VBUS" type="input"/>
+      </pins>
+    </libpart>
+  </libparts>
+  <libraries>
+    <library logical="Device">
+      <uri>C:\Program Files\KiCad\share\kicad\library/Device.lib</uri>
+    </library>
+    <library logical="MCU_Microchip_ATmega">
+      <uri>C:\Program Files\KiCad\share\kicad\library/MCU_Microchip_ATmega.lib</uri>
+    </library>
+    <library logical="MX_Alps_Hybrids">
+      <uri>C:\Users\Ryota\Documents\GitHub\ai03-pcb-guide/MX_Alps_Hybrid.pretty/Schematic Library/MX_Alps_Hybrids.lib</uri>
+    </library>
+    <library logical="Switch">
+      <uri>C:\Program Files\KiCad\share\kicad\library/Switch.lib</uri>
+    </library>
+    <library logical="random-keyboard-parts">
+      <uri>C:\Users\Ryota\Documents\GitHub\ai03-pcb-guide/random-keyboard-parts.pretty/Schematic Library/random-keyboard-parts.lib</uri>
+    </library>
+  </libraries>
+  <nets>
+    <net code="1" name="D-">
+      <node ref="R3" pin="2"/>
+      <node ref="USB1" pin="4"/>
+    </net>
+    <net code="2" name="GND">
+      <node ref="C4" pin="2"/>
+      <node ref="U1" pin="23"/>
+      <node ref="U1" pin="15"/>
+      <node ref="U1" pin="5"/>
+      <node ref="U1" pin="43"/>
+      <node ref="U1" pin="35"/>
+      <node ref="Y1" pin="4"/>
+      <node ref="SW1" pin="1"/>
+      <node ref="R4" pin="1"/>
+      <node ref="C7" pin="2"/>
+      <node ref="C6" pin="2"/>
+      <node ref="C5" pin="2"/>
+      <node ref="C3" pin="2"/>
+      <node ref="Y1" pin="2"/>
+      <node ref="C2" pin="2"/>
+      <node ref="USB1" pin="1"/>
+      <node ref="C1" pin="2"/>
+    </net>
+    <net code="3" name="Net-(R1-Pad2)">
+      <node ref="SW1" pin="2"/>
+      <node ref="R1" pin="2"/>
+      <node ref="U1" pin="13"/>
+    </net>
+    <net code="4" name="+5V">
+      <node ref="F1" pin="1"/>
+      <node ref="U1" pin="7"/>
+      <node ref="C4" pin="1"/>
+      <node ref="U1" pin="44"/>
+      <node ref="U1" pin="34"/>
+      <node ref="U1" pin="24"/>
+      <node ref="U1" pin="2"/>
+      <node ref="U1" pin="14"/>
+      <node ref="R1" pin="1"/>
+      <node ref="C7" pin="1"/>
+      <node ref="C6" pin="1"/>
+      <node ref="C5" pin="1"/>
+    </net>
+    <net code="5" name="Net-(USB1-Pad2)">
+      <node ref="USB1" pin="2"/>
+    </net>
+    <net code="6" name="VCC">
+      <node ref="USB1" pin="5"/>
+      <node ref="F1" pin="2"/>
+    </net>
+    <net code="7" name="Net-(C1-Pad1)">
+      <node ref="U1" pin="17"/>
+      <node ref="Y1" pin="1"/>
+      <node ref="C1" pin="1"/>
+    </net>
+    <net code="8" name="Net-(C2-Pad1)">
+      <node ref="C2" pin="1"/>
+      <node ref="U1" pin="16"/>
+      <node ref="Y1" pin="3"/>
+    </net>
+    <net code="9" name="COL0">
+      <node ref="MX3" pin="1"/>
+      <node ref="MX1" pin="1"/>
+      <node ref="U1" pin="29"/>
+    </net>
+    <net code="10" name="COL1">
+      <node ref="MX4" pin="1"/>
+      <node ref="MX2" pin="1"/>
+      <node ref="U1" pin="28"/>
+    </net>
+    <net code="11" name="Net-(MX4-Pad3)">
+      <node ref="MX4" pin="3"/>
+    </net>
+    <net code="12" name="Net-(MX4-Pad4)">
+      <node ref="MX4" pin="4"/>
+    </net>
+    <net code="13" name="ROW1">
+      <node ref="D3" pin="1"/>
+      <node ref="D4" pin="1"/>
+      <node ref="U1" pin="30"/>
+    </net>
+    <net code="14" name="Net-(D4-Pad2)">
+      <node ref="MX4" pin="2"/>
+      <node ref="D4" pin="2"/>
+    </net>
+    <net code="15" name="ROW0">
+      <node ref="U1" pin="27"/>
+      <node ref="D2" pin="1"/>
+      <node ref="D1" pin="1"/>
+    </net>
+    <net code="16" name="Net-(D3-Pad2)">
+      <node ref="MX3" pin="2"/>
+      <node ref="D3" pin="2"/>
+    </net>
+    <net code="17" name="Net-(MX1-Pad3)">
+      <node ref="MX1" pin="3"/>
+    </net>
+    <net code="18" name="Net-(MX1-Pad4)">
+      <node ref="MX1" pin="4"/>
+    </net>
+    <net code="19" name="Net-(D1-Pad2)">
+      <node ref="D1" pin="2"/>
+      <node ref="MX1" pin="2"/>
+    </net>
+    <net code="20" name="Net-(MX2-Pad3)">
+      <node ref="MX2" pin="3"/>
+    </net>
+    <net code="21" name="Net-(MX2-Pad4)">
+      <node ref="MX2" pin="4"/>
+    </net>
+    <net code="22" name="Net-(D2-Pad2)">
+      <node ref="MX2" pin="2"/>
+      <node ref="D2" pin="2"/>
+    </net>
+    <net code="23" name="Net-(MX3-Pad3)">
+      <node ref="MX3" pin="3"/>
+    </net>
+    <net code="24" name="Net-(MX3-Pad4)">
+      <node ref="MX3" pin="4"/>
+    </net>
+    <net code="25" name="Net-(U1-Pad36)">
+      <node ref="U1" pin="36"/>
+    </net>
+    <net code="26" name="Net-(U1-Pad37)">
+      <node ref="U1" pin="37"/>
+    </net>
+    <net code="27" name="Net-(U1-Pad38)">
+      <node ref="U1" pin="38"/>
+    </net>
+    <net code="28" name="Net-(U1-Pad39)">
+      <node ref="U1" pin="39"/>
+    </net>
+    <net code="29" name="Net-(U1-Pad40)">
+      <node ref="U1" pin="40"/>
+    </net>
+    <net code="30" name="Net-(U1-Pad41)">
+      <node ref="U1" pin="41"/>
+    </net>
+    <net code="31" name="Net-(U1-Pad42)">
+      <node ref="U1" pin="42"/>
+    </net>
+    <net code="32" name="Net-(U1-Pad8)">
+      <node ref="U1" pin="8"/>
+    </net>
+    <net code="33" name="Net-(U1-Pad9)">
+      <node ref="U1" pin="9"/>
+    </net>
+    <net code="34" name="Net-(U1-Pad22)">
+      <node ref="U1" pin="22"/>
+    </net>
+    <net code="35" name="Net-(U1-Pad10)">
+      <node ref="U1" pin="10"/>
+    </net>
+    <net code="36" name="Net-(U1-Pad11)">
+      <node ref="U1" pin="11"/>
+    </net>
+    <net code="37" name="Net-(U1-Pad12)">
+      <node ref="U1" pin="12"/>
+    </net>
+    <net code="38" name="Net-(U1-Pad18)">
+      <node ref="U1" pin="18"/>
+    </net>
+    <net code="39" name="Net-(U1-Pad19)">
+      <node ref="U1" pin="19"/>
+    </net>
+    <net code="40" name="Net-(U1-Pad20)">
+      <node ref="U1" pin="20"/>
+    </net>
+    <net code="41" name="Net-(U1-Pad21)">
+      <node ref="U1" pin="21"/>
+    </net>
+    <net code="42" name="Net-(U1-Pad25)">
+      <node ref="U1" pin="25"/>
+    </net>
+    <net code="43" name="Net-(U1-Pad26)">
+      <node ref="U1" pin="26"/>
+    </net>
+    <net code="44" name="Net-(U1-Pad31)">
+      <node ref="U1" pin="31"/>
+    </net>
+    <net code="45" name="Net-(U1-Pad32)">
+      <node ref="U1" pin="32"/>
+    </net>
+    <net code="46" name="Net-(R4-Pad2)">
+      <node ref="R4" pin="2"/>
+      <node ref="U1" pin="33"/>
+    </net>
+    <net code="47" name="Net-(R2-Pad1)">
+      <node ref="R2" pin="1"/>
+      <node ref="U1" pin="4"/>
+    </net>
+    <net code="48" name="D+">
+      <node ref="USB1" pin="3"/>
+      <node ref="R2" pin="2"/>
+    </net>
+    <net code="49" name="Net-(R3-Pad1)">
+      <node ref="R3" pin="1"/>
+      <node ref="U1" pin="3"/>
+    </net>
+    <net code="50" name="Net-(U1-Pad1)">
+      <node ref="U1" pin="1"/>
+    </net>
+    <net code="51" name="Net-(C3-Pad1)">
+      <node ref="C3" pin="1"/>
+      <node ref="U1" pin="6"/>
+    </net>
+  </nets>
+</export>
diff --git a/ai03-pcb-guide_bom_.csv b/ai03-pcb-guide_bom_.csv
new file mode 100644
index 0000000..d2d6946
--- /dev/null
+++ b/ai03-pcb-guide_bom_.csv
@@ -0,0 +1,29 @@
+Component,Description,Part,References,Value,Footprint,Quantity Per PCB,Datasheet
+1,Unpolarized capacitor,C_Small,C4 C5 C6,0.1uF,C_0805,3,~
+2,Unpolarized capacitor,C_Small,C7,10uF,C_0805,1,~
+3,Unpolarized capacitor,C_Small,C3,1uF,C_0805,1,~
+4,Unpolarized capacitor,C_Small,C1 C2,22pF,C_0805,2,~
+5,"Diode, small symbol",D_Small,D1 D2 D3 D4,SOD-123,D_SOD-123,4,~
+6,"resettable fuse, polymeric positive temperature coefficient (PPTC), small symbol",Polyfuse_Small,F1,500mA,Fuse_SMD1206_Reflow,1,~
+7,,MX-1U,MX1 MX2 MX3 MX4,MX-1U,MX-1U,4,
+8,"Resistor, small symbol",R_Small,R1 R4,10k,R_0805,2,~
+9,"Resistor, small symbol",R_Small,R2 R3,22,R_0805,2,~
+10,"Push button switch, generic, two pins",SW_Push,SW1,SW_Push,SKQG-1155865,1,
+11,"16MHz, 16kB Flash, 1.25kB SRAM, 512B EEPROM, USB 2.0, TQFP-44",ATmega32U4-AU,U1,ATmega32U4-AU,TQFP-44_10x10mm_Pitch0.8mm,1,http://ww1.microchip.com/downloads/en/DeviceDoc/Atmel-7766-8-bit-AVR-ATmega16U4-32U4_Datasheet.pdf
+12,,Molex-0548190589,USB1,Molex-0548190589,Molex-0548190589-Assembly,1,
+13,"Four pin crystal, two ground/package pins (pin2 and 4) small symbol",Crystal_GND24_Small,Y1,16MHz,Crystal_SMD_3225-4pin_3.2x2.5mm,1,~
+,,,,,,,
+,,,,,,,
+,,,,,,,
+,,,,,,,
+,,,,,,,
+Component Groups:,13,,,,,,
+Component Count:,24,,,,,,
+Fitted Components:,24,,,,,,
+Number of PCBs:,1,,,,,,
+Total components:,24,,,,,,
+Schematic Version:,,,,,,,
+Schematic Date:,,,,,,,
+BoM Date:,1/7/2019 21:46,,,,,,
+Schematic Source:,,,,,,,
+KiCad Version:,Eeschema (5.0.0),,,,,,
diff --git a/bom.ini b/bom.ini
new file mode 100644
index 0000000..af5e80f
--- /dev/null
+++ b/bom.ini
@@ -0,0 +1,65 @@
+[BOM_OPTIONS]
+; General BoM options here
+; If 'ignore_dnf' option is set to 1, rows that are not to be fitted on the PCB will not be written to the BoM file
+ignore_dnf = 1
+; If 'number_rows' option is set to 1, each row in the BoM will be prepended with an incrementing row number
+number_rows = 1
+; If 'group_connectors' option is set to 1, connectors with the same footprints will be grouped together, independent of the name of the connector
+group_connectors = 1
+; If 'test_regex' option is set to 1, each component group will be tested against a number of regular-expressions (specified, per column, below). If any matches are found, the row is ignored in the output file
+test_regex = 1
+; If 'merge_blank_fields' option is set to 1, component groups with blank fields will be merged into the most compatible group, where possible
+merge_blank_fields = 1
+; If '{opt}' option is set to 1, the schematic version number will be appended to the filename.
+include_version_number = 1
+; Field name used to determine if a particular part is to be fitted
+fit_field = Config
+
+[IGNORE_COLUMNS]
+; Any column heading that appears here will be excluded from the Generated BoM
+; Titles are case-insensitive
+Part Lib
+Footprint Lib
+
+[GROUP_FIELDS]
+; List of fields used for sorting individual components into groups
+; Components which match (comparing *all* fields) will be grouped together
+; Field names are case-insensitive
+Part
+Part Lib
+Value
+Footprint
+Footprint Lib
+
+[COMPONENT_ALIASES]
+; A series of values which are considered to be equivalent for the part name
+; Each line represents a tab-separated list of equivalent component name values
+; e.g. 'c c_small cap' will ensure the equivalent capacitor symbols can be grouped together
+; Aliases are case-insensitive
+c	c_small	cap	capacitor
+r	r_small	res	resistor
+sw	switch
+l	l_small	inductor
+zener	zenersmall
+d	diode	d_small
+
+[REGEX_INCLUDE]
+; A series of regular expressions used to include parts in the BoM
+; If there are any regex defined here, only components that match against ANY of them will be included in the BOM
+; Column names are case-insensitive
+; Format is: "ColumName	Regex" (tab-separated)
+
+[REGEX_EXCLUDE]
+; A series of regular expressions used to exclude parts from the BoM
+; If a component matches ANY of these, it will be excluded from the BoM
+; Column names are case-insensitive
+; Format is: "ColumName	Regex" (tab-separated)
+References	^TP[0-9]*
+References	^FID
+Part	mount.*hole
+Part	solder.*bridge
+Part	test.*point
+Footprint	test.*point
+Footprint	mount.*hole
+Footprint	fiducial
+