diff --git a/kicad/parasite-bottom-pos.csv b/kicad/parasite-bottom-pos.csv
deleted file mode 100644
index d486aa4..0000000
--- a/kicad/parasite-bottom-pos.csv
+++ /dev/null
@@ -1,2 +0,0 @@
-Ref,Val,Package,PosX,PosY,Rot,Side
-"BT1","Battery_Cell","BatteryHolder_Keystone_3002_1x2032",67.100000,-54.900000,270.000000,bottom
diff --git a/kicad/parasite-bottom.pos b/kicad/parasite-bottom.pos
deleted file mode 100644
index b6c1c64..0000000
--- a/kicad/parasite-bottom.pos
+++ /dev/null
@@ -1,7 +0,0 @@
-### Module positions - created on 05/25/21 11:01:42 ###
-### Printed by Pcbnew version kicad (5.1.6)-1
-## Unit = mm, Angle = deg.
-## Side : bottom
-# Ref     Val           Package                                  PosX       PosY       Rot  Side
-BT1       Battery_Cell  BatteryHolder_Keystone_3002_1x2032   -67.1000   -54.9000  270.0000  bottom
-## End
diff --git a/kicad/parasite-top-pos.csv b/kicad/parasite-top-pos.csv
index ef8888c..6bd374b 100644
--- a/kicad/parasite-top-pos.csv
+++ b/kicad/parasite-top-pos.csv
@@ -18,9 +18,7 @@ Designator,Val,Package,Mid X,Mid Y,Rotation,Layer
 "R6","1M","R_0402_1005Metric",69.300000,-50.915000,90.000000,top
 "R7","10k","R_0402_1005Metric",70.700000,-48.085000,90.000000,top
 "R8","10k","R_0402_1005Metric",72.100000,-48.085000,270.000000,top
+"R10","10k","R_0402_1005Metric",59.450000,-38.265000,270.000000,top
 "U1","E73-2G4M08S1C-52840","E73-2G4M08S1C-52840",67.000000,-45.200000,90.000000,top
-"R10","2k","R_0402_1005Metric",59.100000,-36.185000,270.000000,top
-"R11","220","R_0402_1005Metric",59.100000,-38.285000,270.000000,top
-"R12","10k","R_0402_1005Metric",59.100000,-30.660000,90.000000,top
 "U2","SHTC3","Sensirion_DFN-4-1EP_2x2mm_P1mm_EP0.7x1.6mm",72.800000,-50.600000,180.000000,top
 "Y1","32.768kHz","Crystal_SMD_3215-2Pin_3.2x1.5mm",66.250000,-48.000000,180.000000,top
diff --git a/kicad/parasite-top.pos b/kicad/parasite-top.pos
deleted file mode 100644
index 37e15bc..0000000
--- a/kicad/parasite-top.pos
+++ /dev/null
@@ -1,29 +0,0 @@
-### Module positions - created on 05/25/21 11:01:42 ###
-### Printed by Pcbnew version kicad (5.1.6)-1
-## Unit = mm, Angle = deg.
-## Side : top
-# Ref     Val        Package                                          PosX       PosY       Rot  Side
-C1        1n         C_0402_1005Metric                             68.0000   -50.9150   90.0000  top
-C2        100n       C_0402_1005Metric                             72.8150   -53.8000  180.0000  top
-C3        12p        C_0402_1005Metric                             64.8000   -50.9150  270.0000  top
-C4        12p        C_0402_1005Metric                             66.2000   -50.9150   90.0000  top
-C6        100p       C_0402_1005Metric                             61.9150   -56.4000  180.0000  top
-Cpara1    5p         C_0805_2012Metric                             64.1000   -54.3000   90.0000  top
-D1        LL4148     D_MiniMELF                                    67.9500   -53.7000  180.0000  top
-D2        LED        LED_0603_1608Metric                           62.0000   -51.2125   90.0000  top
-Q1        MMBT3904   SOT-23                                        64.8000   -58.7000   90.0000  top
-Q2        MMBT3904   SOT-23                                        68.4500   -58.7000   90.0000  top
-Q3        AO3407     SOT-23                                        73.1000   -57.3000  270.0000  top
-R1        10k        R_0402_1005Metric                             62.0000   -54.4000    0.0000  top
-R2        1k         R_0402_1005Metric                             62.0000   -47.4850  270.0000  top
-R3        1k         R_0402_1005Metric                             67.3000   -56.3000    0.0000  top
-R4        10k        R_0402_1005Metric                             61.9150   -58.2000  180.0000  top
-R5        1k         R_0402_1005Metric                             69.3850   -56.3000    0.0000  top
-R6        1M         R_0402_1005Metric                             69.3000   -50.9150   90.0000  top
-R7        10k        R_0402_1005Metric                             70.7000   -48.0850   90.0000  top
-R8        10k        R_0402_1005Metric                             72.1000   -48.0850  270.0000  top
-R10       2k         R_0402_1005Metric                             59.1000   -36.1850  270.0000  top
-R11       220        R_0402_1005Metric                             59.1000   -38.2850  270.0000  top
-U2        SHTC3      Sensirion_DFN-4-1EP_2x2mm_P1mm_EP0.7x1.6mm    72.8000   -50.6000  180.0000  top
-Y1        32.768kHz  Crystal_SMD_3215-2Pin_3.2x1.5mm               66.2500   -48.0000  180.0000  top
-## End
diff --git a/kicad/parasite.csv b/kicad/parasite.csv
index 5e47aad..436676d 100644
--- a/kicad/parasite.csv
+++ b/kicad/parasite.csv
@@ -7,9 +7,10 @@ Comment,Designator,Footprint,LCSC
 "LED","D2","LED_SMD:LED_0603_1608Metric","C2286"
 "MMBT3904","Q1,Q2","Package_TO_SOT_SMD:SOT-23","C20526"
 "AO3407","Q3","Package_TO_SOT_SMD:SOT-23","C181093"
-"1k","R2,R3,R5","Resistor_SMD:R_0402_1005Metric","C11702"
 "10k","R1,R4,R7,R8,R10","Resistor_SMD:R_0402_1005Metric","C25744"
+"1k","R2,R3,R5","Resistor_SMD:R_0402_1005Metric","C11702"
 "1M","R6","Resistor_SMD:R_0402_1005Metric","C26083"
+"R_PHOTO","R9","OptoDevice:R_LDR_4.9x4.2mm_P2.54mm_Vertical","C125626"
 "E73-2G4M08S1C-52840","U1","nrfmicro:E73-2G4M08S1C-52840","C356849"
 "SHTC3","U2","kicad:Sensirion_DFN-4-1EP_2x2mm_P1mm_EP0.7x1.6mm","C194656"
 "32.768kHz","Y1","Crystal:Crystal_SMD_3215-2Pin_3.2x1.5mm","C32346"
diff --git a/kicad/parasite.sch b/kicad/parasite.sch
index adb806f..a9f8651 100644
--- a/kicad/parasite.sch
+++ b/kicad/parasite.sch
@@ -890,7 +890,7 @@ F 0 "R9" V 9750 4700 50  0000 L CNN
 F 1 "R_PHOTO" V 9650 4600 50  0000 L CNN
 F 2 "OptoDevice:R_LDR_4.9x4.2mm_P2.54mm_Vertical" V 9600 4500 50  0001 L CNN
 F 3 "~" H 9550 4700 50  0001 C CNN
-F 4 "" V 9550 4750 50  0001 C CNN "LCSC"
+F 4 "C125626" V 9550 4750 50  0001 C CNN "LCSC"
 	1    9550 4750
 	0    1    1    0   
 $EndComp
diff --git a/kicad/parasite.xml b/kicad/parasite.xml
index dc435ac..b0ff8b5 100644
--- a/kicad/parasite.xml
+++ b/kicad/parasite.xml
@@ -2,14 +2,14 @@
 <export version="D">
   <design>
     <source>/Users/rbaron/dev/parasite/b-parasite/kicad/parasite.sch</source>
-    <date>2021 May 31, Monday 21:00:06</date>
+    <date>2021 September 11, Saturday 11:24:30</date>
     <tool>Eeschema (5.1.2-1)-1</tool>
     <sheet number="1" name="/" tstamps="/">
       <title_block>
         <title>b-parasite</title>
         <company/>
-        <rev>1.0.0</rev>
-        <date>2021-03-12</date>
+        <rev>1.1.0</rev>
+        <date>2021-09-02</date>
         <source>parasite.sch</source>
         <comment number="1" value="rbaron.net"/>
         <comment number="2" value=""/>
@@ -312,6 +312,28 @@
       <sheetpath names="/" tstamps="/"/>
       <tstamp>6052CFBE</tstamp>
     </comp>
+    <comp ref="R10">
+      <value>10k</value>
+      <footprint>Resistor_SMD:R_0402_1005Metric</footprint>
+      <datasheet>~</datasheet>
+      <fields>
+        <field name="LCSC">C25744</field>
+      </fields>
+      <libsource lib="Device" part="R_Small_US" description="Resistor, small US symbol"/>
+      <sheetpath names="/" tstamps="/"/>
+      <tstamp>60AEBA02</tstamp>
+    </comp>
+    <comp ref="R9">
+      <value>R_PHOTO</value>
+      <footprint>OptoDevice:R_LDR_4.9x4.2mm_P2.54mm_Vertical</footprint>
+      <datasheet>~</datasheet>
+      <fields>
+        <field name="LCSC">C125626</field>
+      </fields>
+      <libsource lib="Device" part="R_PHOTO" description="Photoresistor"/>
+      <sheetpath names="/" tstamps="/"/>
+      <tstamp>60AD36D1</tstamp>
+    </comp>
   </components>
   <libparts>
     <libpart lib="AO3407A" part="AO3407A">
@@ -403,6 +425,22 @@
         <pin num="2" name="A" type="passive"/>
       </pins>
     </libpart>
+    <libpart lib="Device" part="R_PHOTO">
+      <description>Photoresistor</description>
+      <docs>~</docs>
+      <footprints>
+        <fp>*LDR*</fp>
+        <fp>R?LDR*</fp>
+      </footprints>
+      <fields>
+        <field name="Reference">R</field>
+        <field name="Value">R_PHOTO</field>
+      </fields>
+      <pins>
+        <pin num="1" name="~" type="passive"/>
+        <pin num="2" name="~" type="passive"/>
+      </pins>
+    </libpart>
     <libpart lib="Device" part="R_Small_US">
       <description>Resistor, small US symbol</description>
       <docs>~</docs>
@@ -559,37 +597,38 @@
       <node ref="U1" pin="5"/>
       <node ref="Q3" pin="1"/>
       <node ref="C3" pin="2"/>
-      <node ref="C2" pin="2"/>
-      <node ref="C1" pin="2"/>
       <node ref="C4" pin="1"/>
+      <node ref="C1" pin="2"/>
+      <node ref="C2" pin="2"/>
+      <node ref="U2" pin="4"/>
       <node ref="Cpara1" pin="1"/>
-      <node ref="BT1" pin="2"/>
       <node ref="Q1" pin="2"/>
+      <node ref="BT1" pin="2"/>
       <node ref="Q2" pin="2"/>
       <node ref="D2" pin="1"/>
+      <node ref="R10" pin="1"/>
       <node ref="TP6" pin="1"/>
-      <node ref="U2" pin="4"/>
     </net>
     <net code="3" name="/SENS_OUT">
       <node ref="U1" pin="3"/>
       <node ref="R6" pin="1"/>
       <node ref="C1" pin="1"/>
-      <node ref="D1" pin="1"/>
       <node ref="TP4" pin="1"/>
+      <node ref="D1" pin="1"/>
     </net>
     <net code="4" name="/Csen+">
-      <node ref="R1" pin="2"/>
-      <node ref="Cpara1" pin="2"/>
       <node ref="D1" pin="2"/>
+      <node ref="Cpara1" pin="2"/>
       <node ref="R5" pin="1"/>
+      <node ref="R1" pin="2"/>
     </net>
     <net code="5" name="/FAST_DISCH_EN">
-      <node ref="U1" pin="2"/>
       <node ref="R3" pin="1"/>
+      <node ref="U1" pin="2"/>
     </net>
     <net code="6" name="Net-(Q1-Pad3)">
-      <node ref="Q1" pin="3"/>
       <node ref="R3" pin="2"/>
+      <node ref="Q1" pin="3"/>
       <node ref="Q2" pin="1"/>
     </net>
     <net code="7" name="Net-(Q2-Pad3)">
@@ -597,105 +636,108 @@
       <node ref="Q2" pin="3"/>
     </net>
     <net code="8" name="Net-(C6-Pad1)">
-      <node ref="R4" pin="1"/>
       <node ref="C6" pin="1"/>
       <node ref="Q1" pin="1"/>
+      <node ref="R4" pin="1"/>
     </net>
     <net code="9" name="Net-(D2-Pad2)">
-      <node ref="R2" pin="2"/>
       <node ref="D2" pin="2"/>
+      <node ref="R2" pin="2"/>
     </net>
     <net code="10" name="Net-(BT1-Pad1)">
-      <node ref="Q3" pin="3"/>
       <node ref="BT1" pin="1"/>
+      <node ref="Q3" pin="3"/>
     </net>
-    <net code="12" name="Net-(U1-Pad1)">
+    <net code="11" name="Net-(U1-Pad1)">
       <node ref="U1" pin="1"/>
     </net>
-    <net code="13" name="Net-(U1-Pad10)">
+    <net code="12" name="Net-(U1-Pad10)">
       <node ref="U1" pin="10"/>
     </net>
-    <net code="14" name="Net-(U1-Pad17)">
+    <net code="13" name="Net-(U1-Pad17)">
       <node ref="U1" pin="17"/>
     </net>
-    <net code="15" name="+3V0">
+    <net code="14" name="+3V0">
+      <node ref="TP7" pin="1"/>
       <node ref="U2" pin="1"/>
-      <node ref="R8" pin="1"/>
-      <node ref="C2" pin="1"/>
       <node ref="U1" pin="19"/>
       <node ref="U1" pin="23"/>
-      <node ref="TP7" pin="1"/>
-      <node ref="Q3" pin="2"/>
       <node ref="R7" pin="2"/>
+      <node ref="R8" pin="1"/>
+      <node ref="C2" pin="1"/>
+      <node ref="Q3" pin="2"/>
     </net>
-    <net code="16" name="Net-(U1-Pad25)">
+    <net code="15" name="Net-(U1-Pad25)">
       <node ref="U1" pin="25"/>
     </net>
-    <net code="17" name="Net-(TP5-Pad1)">
-      <node ref="U1" pin="26"/>
+    <net code="16" name="Net-(TP5-Pad1)">
       <node ref="TP5" pin="1"/>
+      <node ref="U1" pin="26"/>
     </net>
-    <net code="18" name="Net-(U1-Pad27)">
+    <net code="17" name="Net-(U1-Pad27)">
       <node ref="U1" pin="27"/>
     </net>
-    <net code="19" name="Net-(U1-Pad29)">
+    <net code="18" name="Net-(U1-Pad29)">
       <node ref="U1" pin="29"/>
     </net>
-    <net code="20" name="Net-(U1-Pad31)">
+    <net code="19" name="Net-(U1-Pad31)">
       <node ref="U1" pin="31"/>
     </net>
-    <net code="21" name="/SCL">
-      <node ref="R8" pin="2"/>
-      <node ref="U1" pin="33"/>
+    <net code="20" name="/SCL">
       <node ref="U2" pin="2"/>
+      <node ref="U1" pin="33"/>
+      <node ref="R8" pin="2"/>
     </net>
-    <net code="22" name="/SDA">
-      <node ref="R7" pin="1"/>
+    <net code="21" name="/SDA">
       <node ref="U2" pin="3"/>
       <node ref="U1" pin="35"/>
+      <node ref="R7" pin="1"/>
     </net>
-    <net code="23" name="Net-(TP1-Pad1)">
-      <node ref="TP1" pin="1"/>
+    <net code="22" name="Net-(TP1-Pad1)">
       <node ref="U1" pin="37"/>
+      <node ref="TP1" pin="1"/>
     </net>
-    <net code="24" name="Net-(TP2-Pad1)">
-      <node ref="TP2" pin="1"/>
+    <net code="23" name="Net-(TP2-Pad1)">
       <node ref="U1" pin="39"/>
+      <node ref="TP2" pin="1"/>
     </net>
-    <net code="25" name="/LED">
-      <node ref="R2" pin="1"/>
+    <net code="24" name="/LED">
       <node ref="U1" pin="4"/>
+      <node ref="R2" pin="1"/>
     </net>
-    <net code="26" name="Net-(U1-Pad41)">
+    <net code="25" name="Net-(U1-Pad41)">
       <node ref="U1" pin="41"/>
     </net>
-    <net code="27" name="Net-(U1-Pad43)">
+    <net code="26" name="Net-(U1-Pad43)">
       <node ref="U1" pin="43"/>
     </net>
-    <net code="28" name="Net-(U1-Pad6)">
+    <net code="27" name="Net-(U1-Pad6)">
       <node ref="U1" pin="6"/>
     </net>
-    <net code="29" name="Net-(U1-Pad7)">
+    <net code="28" name="/PHOTO_OUT">
       <node ref="U1" pin="7"/>
+      <node ref="R9" pin="1"/>
+      <node ref="R10" pin="2"/>
     </net>
-    <net code="30" name="Net-(U1-Pad8)">
-      <node ref="U1" pin="8"/>
-    </net>
-    <net code="31" name="Net-(U1-Pad9)">
+    <net code="29" name="Net-(U1-Pad9)">
       <node ref="U1" pin="9"/>
     </net>
-    <net code="32" name="Net-(C3-Pad1)">
-      <node ref="Y1" pin="1"/>
+    <net code="30" name="Net-(C3-Pad1)">
       <node ref="U1" pin="11"/>
       <node ref="C3" pin="1"/>
+      <node ref="Y1" pin="1"/>
     </net>
-    <net code="33" name="Net-(C4-Pad2)">
-      <node ref="Y1" pin="2"/>
+    <net code="31" name="Net-(C4-Pad2)">
       <node ref="U1" pin="13"/>
       <node ref="C4" pin="2"/>
+      <node ref="Y1" pin="2"/>
     </net>
-    <net code="34" name="Net-(U2-Pad5)">
+    <net code="32" name="Net-(U2-Pad5)">
       <node ref="U2" pin="5"/>
     </net>
+    <net code="33" name="/PHOTO_V">
+      <node ref="R9" pin="2"/>
+      <node ref="U1" pin="8"/>
+    </net>
   </nets>
 </export>