diff --git a/hardware/additional_parts.pretty/c_trim_D5.08mm_P5.08mm.kicad_mod b/hardware/additional_parts.pretty/c_trim_D5.08mm_P5.08mm.kicad_mod
new file mode 100644
index 0000000..6bb0ce0
--- /dev/null
+++ b/hardware/additional_parts.pretty/c_trim_D5.08mm_P5.08mm.kicad_mod
@@ -0,0 +1,20 @@
+(footprint "c_trim_D5.08mm_P5.08mm" (version 20221018) (generator pcbnew)
+  (layer "F.Cu")
+  (attr through_hole)
+  (fp_text reference "REF**" (at 0 -0.5 unlocked) (layer "F.SilkS")
+      (effects (font (size 1 1) (thickness 0.1)))
+    (tstamp 8ec4fbe7-59da-4f5c-952f-21cd8fc894ff)
+  )
+  (fp_text value "c_trim_D5.08mm_P5.08mm" (at 0 1 unlocked) (layer "F.Fab")
+      (effects (font (size 1 1) (thickness 0.15)))
+    (tstamp 33bfd221-2686-4cee-bd12-93eaf49c69bf)
+  )
+  (fp_text user "${REFERENCE}" (at 0 2.5 unlocked) (layer "F.Fab")
+      (effects (font (size 1 1) (thickness 0.15)))
+    (tstamp 60df4be6-58fa-4ce1-91e8-4ec114064a86)
+  )
+  (fp_circle (center 0 0) (end 2.54 0)
+    (stroke (width 0.1) (type default)) (fill none) (layer "F.SilkS") (tstamp 6d1a4b41-7d63-4cc0-926e-7552fd1c7efe))
+  (pad "1" thru_hole circle (at -2.54 0) (size 1.524 1.524) (drill 0.762) (layers "*.Cu" "*.Mask") (tstamp e1a43a59-8ab4-4c2e-964e-faef5ff6542a))
+  (pad "2" thru_hole circle (at 2.54 0) (size 1.524 1.524) (drill 0.762) (layers "*.Cu" "*.Mask") (tstamp dabe7198-1821-4e7c-bc55-dfc5d3ad7fdc))
+)
diff --git a/hardware/afe.kicad_sch b/hardware/afe.kicad_sch
index 28cab81..7569ba8 100644
--- a/hardware/afe.kicad_sch
+++ b/hardware/afe.kicad_sch
@@ -507,389 +507,433 @@
     )
   )
 
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+    (uuid 39dcb366-8ef7-46ae-9a13-77756439e4fa)
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     (uuid d3e4e3f9-cbeb-4c9b-b6de-90ac00501780)
   )
-  (wire (pts (xy 163.83 73.66) (xy 163.83 86.36))
+  (wire (pts (xy 156.21 69.85) (xy 156.21 82.55))
     (stroke (width 0) (type default))
     (uuid d7b9159b-c156-4c29-b405-7df89d1e51c2)
   )
-  (wire (pts (xy 138.43 68.58) (xy 167.64 68.58))
+  (wire (pts (xy 130.81 64.77) (xy 160.02 64.77))
     (stroke (width 0) (type default))
     (uuid d7fa74bd-3633-4d14-b294-951d9a95b6ab)
   )
-  (wire (pts (xy 179.07 34.29) (xy 179.07 30.48))
+  (wire (pts (xy 247.65 133.35) (xy 247.65 129.54))
     (stroke (width 0) (type default))
     (uuid d97eaed9-9eb8-4809-87c5-4ff46c56fcd1)
   )
-  (wire (pts (xy 179.07 45.72) (xy 182.88 45.72))
+  (wire (pts (xy 247.65 144.78) (xy 251.46 144.78))
     (stroke (width 0) (type default))
     (uuid d99a9bfd-6a2b-41da-b4af-a31b9e0c81ca)
   )
-  (wire (pts (xy 179.07 41.91) (xy 179.07 45.72))
+  (wire (pts (xy 247.65 140.97) (xy 247.65 144.78))
     (stroke (width 0) (type default))
     (uuid e2042fb8-bca0-4271-8948-74cff4ba5be7)
   )
-  (wire (pts (xy 110.49 68.58) (xy 110.49 72.39))
+  (wire (pts (xy 102.87 64.77) (xy 102.87 68.58))
     (stroke (width 0) (type default))
     (uuid e68912a8-893e-4452-ad0e-8b625912124d)
   )
-  (wire (pts (xy 149.86 129.54) (xy 149.86 132.08))
+  (wire (pts (xy 142.24 125.73) (xy 142.24 128.27))
     (stroke (width 0) (type default))
     (uuid e70f8e4e-1f40-463a-bcab-bb63e8555afc)
   )
-  (wire (pts (xy 100.33 80.01) (xy 100.33 96.52))
+  (wire (pts (xy 92.71 76.2) (xy 92.71 92.71))
     (stroke (width 0) (type default))
     (uuid e8b7dcd4-2e0f-4951-a284-c6bc4397ca69)
   )
-  (wire (pts (xy 86.36 96.52) (xy 100.33 96.52))
+  (wire (pts (xy 78.74 92.71) (xy 92.71 92.71))
     (stroke (width 0) (type default))
     (uuid ead3d14b-c635-463c-9915-3f4dbd33a420)
   )
-  (wire (pts (xy 100.33 68.58) (xy 100.33 72.39))
+  (wire (pts (xy 92.71 64.77) (xy 92.71 68.58))
     (stroke (width 0) (type default))
     (uuid edce39a6-118d-4b05-aa6b-42acf13334b9)
   )
-  (wire (pts (xy 44.45 54.61) (xy 100.33 54.61))
+  (wire (pts (xy 36.83 90.17) (xy 43.18 90.17))
     (stroke (width 0) (type default))
-    (uuid efcec90d-8764-48bb-b9fb-428193d8de9c)
+    (uuid f100bb1d-f85f-4432-9f29-40cc151cd1c0)
   )
-  (wire (pts (xy 182.88 71.12) (xy 190.5 71.12))
+  (wire (pts (xy 175.26 67.31) (xy 182.88 67.31))
     (stroke (width 0) (type default))
     (uuid fd98b91c-2b22-419d-b345-47d52d05166d)
   )
 
-  (text "reference voltage low impedance" (at 71.12 106.68 0)
+  (text "voltage follower as impedance changer" (at 55.88 102.87 0)
     (effects (font (size 1.27 1.27)) (justify left bottom))
     (uuid 172f68a5-bc81-44dd-8e0d-03c64798ebac)
   )
-  (text "reference voltage selection" (at 96.52 124.46 0)
+  (text "250 KHz Tiefpass-Filter:\n\nf = 1 / (2 * pi * R * C)\n  = 1 / (2 * pi * 680 * 10e-9)\n  = 234051 ca. 250 KHz"
+    (at 201.93 93.98 0)
+    (effects (font (size 1.27 1.27)) (justify left bottom))
+    (uuid 1e237671-e7a0-47eb-abe9-c9ff51298c79)
+  )
+  (text "TODO:\n- Tiefpass Filter behalten oder entfernen?\n- Test-Pads hinzufügen!"
+    (at 29.21 27.94 0)
+    (effects (font (size 1.27 1.27)) (justify left bottom))
+    (uuid 22629850-bf50-4684-8924-653488409d38)
+  )
+  (text "map analog voltages from a defined range ±Vin to a range 0V -> 3V3 for the ADC"
+    (at 189.23 172.72 0)
+    (effects (font (size 1.27 1.27)) (justify left bottom))
+    (uuid 3853026c-6a36-489d-a5af-38c678c663d0)
+  )
+  (text "reference voltage selection" (at 55.88 116.84 0)
     (effects (font (size 1.27 1.27)) (justify left bottom))
     (uuid 3d38fa15-ab57-4744-a6bf-2d702d9d00c6)
   )
-  (text "analog multiplexer" (at 152.4 156.21 0)
+  (text "analog multiplexer" (at 144.78 152.4 0)
     (effects (font (size 1.27 1.27)) (justify left bottom))
     (uuid 3e8a32a6-bd8f-44f5-a69a-055fe147885e)
   )
-  (text "Clamping diode to prevent\nover- / undervoltage" (at 224.79 53.34 0)
+  (text "Clamping diode to prevent\nover- / undervoltage" (at 234.95 49.53 0)
     (effects (font (size 1.27 1.27)) (justify left bottom))
     (uuid 4196104f-ce69-4cd5-8386-819ab5e7d8fa)
   )
-  (text "Frequency compensated attenuator" (at 86.36 48.26 0)
+  (text "Frequency compensated attenuator" (at 78.74 44.45 0)
     (effects (font (size 1.27 1.27)) (justify left bottom))
     (uuid 86907fc5-3e0b-4705-86b1-cfa006a4ed04)
   )
-  (text "non-inverting amplifier" (at 165.1 85.09 0)
+  (text "non-inverting amplifier" (at 157.48 81.28 0)
     (effects (font (size 1.27 1.27)) (justify left bottom))
     (uuid 8f8581df-239a-4437-a404-f624973d86ee)
   )
-  (text "TODO: Kondensatoren für Spannungsversorgung Analoger Multiplexer"
-    (at 36.83 168.91 0)
+  (text "amplification selection" (at 158.75 116.84 0)
     (effects (font (size 1.27 1.27)) (justify left bottom))
-    (uuid 90d854d7-4c11-455b-ac57-dbfc118049d0)
+    (uuid ae4b0ac1-ee89-4428-a855-51d806cbad14)
   )
-  (text "amplification selection" (at 156.21 124.46 0)
+  (text "Analog Front-End" (at 186.69 190.5 0)
     (effects (font (size 1.27 1.27)) (justify left bottom))
-    (uuid ae4b0ac1-ee89-4428-a855-51d806cbad14)
+    (uuid cf2a4159-dc0a-4a42-b340-6e78f567d17f)
   )
-  (text "Spannungsversorgung Op-Amp" (at 170.18 22.86 0)
+  (text "Spannungsversorgung Op-Amp" (at 238.76 121.92 0)
     (effects (font (size 1.27 1.27)) (justify left bottom))
     (uuid dc52d1a1-165f-46a4-aff4-955ae5f98211)
   )
-  (text "Clamping diode to prevent\nover- / undervoltage" (at 129.54 52.07 0)
+  (text "Clamping diode to prevent\nover- / undervoltage" (at 121.92 48.26 0)
     (effects (font (size 1.27 1.27)) (justify left bottom))
     (uuid e116ea8f-4be8-4d0b-843e-8fc23ec4379e)
   )
+  (text "stabilize reference voltage\n2 * 100nf is cheaper than\n  a single 200nf"
+    (at 21.59 114.3 0)
+    (effects (font (size 1.27 1.27)) (justify left bottom))
+    (uuid ff9be45f-cd3a-40d2-8870-122229c357e9)
+  )
 
-  (hierarchical_label "analog_in" (shape input) (at 44.45 54.61 180) (fields_autoplaced)
+  (hierarchical_label "analog_in" (shape input) (at 55.88 50.8 180) (fields_autoplaced)
     (effects (font (size 1.27 1.27)) (justify right))
     (uuid 9df9a9af-05d8-48e9-ab41-81fd7249374c)
   )
-  (hierarchical_label "Mul_B" (shape input) (at 190.5 132.08 0) (fields_autoplaced)
+  (hierarchical_label "Mul_B" (shape input) (at 182.88 128.27 0) (fields_autoplaced)
     (effects (font (size 1.27 1.27)) (justify left))
     (uuid cbb9070f-6fe2-4097-b4e7-a4471bd2c670)
   )
-  (hierarchical_label "ADC" (shape output) (at 247.65 71.12 0) (fields_autoplaced)
+  (hierarchical_label "ADC" (shape output) (at 257.81 67.31 0) (fields_autoplaced)
     (effects (font (size 1.27 1.27)) (justify left))
     (uuid cf4a3c76-f037-48af-a4eb-59da333e3ab1)
   )
-  (hierarchical_label "Mul_A" (shape input) (at 190.5 129.54 0) (fields_autoplaced)
+  (hierarchical_label "Mul_A" (shape input) (at 182.88 125.73 0) (fields_autoplaced)
     (effects (font (size 1.27 1.27)) (justify left))
     (uuid fdfbe73e-a988-4597-b1f2-c7dd86b68da4)
   )
 
-  (symbol (lib_id "power:GND") (at 231.14 78.74 0) (unit 1)
+  (symbol (lib_id "power:GND") (at 241.3 74.93 0) (unit 1)
     (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced)
     (uuid 16d550ac-44e6-4a3f-9a82-28b54c1ea922)
-    (property "Reference" "#PWR014" (at 231.14 85.09 0)
+    (property "Reference" "#PWR014" (at 241.3 81.28 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Value" "GND" (at 231.14 83.82 0)
+    (property "Value" "GND" (at 241.3 80.01 0)
       (effects (font (size 1.27 1.27)))
     )
-    (property "Footprint" "" (at 231.14 78.74 0)
+    (property "Footprint" "" (at 241.3 74.93 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Datasheet" "" (at 231.14 78.74 0)
+    (property "Datasheet" "" (at 241.3 74.93 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "1" (uuid fce27d21-c583-4ce7-afd6-8a3a21817b59))
@@ -902,19 +946,19 @@
     )
   )
 
-  (symbol (lib_id "Device:R") (at 142.24 125.73 0) (unit 1)
+  (symbol (lib_id "Device:R") (at 134.62 121.92 0) (unit 1)
     (in_bom yes) (on_board yes) (dnp no)
     (uuid 2208a072-4b74-43df-8562-fdf505c95ec5)
-    (property "Reference" "R7" (at 140.97 120.65 0)
+    (property "Reference" "R7" (at 133.35 116.84 0)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Value" "R" (at 142.24 127 90)
+    (property "Value" "R" (at 134.62 123.19 90)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Footprint" "" (at 140.462 125.73 90)
+    (property "Footprint" "Resistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolder" (at 132.842 121.92 90)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Datasheet" "~" (at 142.24 125.73 0)
+    (property "Datasheet" "~" (at 134.62 121.92 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "1" (uuid 9f329fa3-93d6-492a-b26c-b765a8c74545))
@@ -928,19 +972,19 @@
     )
   )
 
-  (symbol (lib_id "Amplifier_Operational:MCP6002-xMC") (at 78.74 96.52 0) (unit 2)
+  (symbol (lib_id "Amplifier_Operational:MCP6002-xMC") (at 71.12 92.71 0) (unit 2)
     (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced)
     (uuid 2354c00c-1671-4ac5-bf95-65262cebc0e8)
-    (property "Reference" "U2" (at 78.74 86.36 0)
+    (property "Reference" "U2" (at 71.12 82.55 0)
       (effects (font (size 1.27 1.27)))
     )
-    (property "Value" "MCP6002-xMC" (at 78.74 88.9 0)
+    (property "Value" "MCP6002-xMC" (at 71.12 85.09 0)
       (effects (font (size 1.27 1.27)))
     )
-    (property "Footprint" "Package_DFN_QFN:DFN-8-1EP_3x2mm_P0.5mm_EP1.75x1.45mm" (at 78.74 96.52 0)
+    (property "Footprint" "Package_DFN_QFN:DFN-8-1EP_3x2mm_P0.5mm_EP1.75x1.45mm" (at 71.12 92.71 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Datasheet" "http://ww1.microchip.com/downloads/en/DeviceDoc/21733j.pdf" (at 78.74 96.52 0)
+    (property "Datasheet" "http://ww1.microchip.com/downloads/en/DeviceDoc/21733j.pdf" (at 71.12 92.71 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "2" (uuid efec5865-3a2c-48ca-ab2c-c2d55fde96ee))
@@ -961,19 +1005,19 @@
     )
   )
 
-  (symbol (lib_id "power:+3V3") (at 60.96 85.09 0) (unit 1)
+  (symbol (lib_id "power:+3V3") (at 53.34 81.28 0) (unit 1)
     (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced)
     (uuid 29aa7970-fbc2-4e7c-890d-49b48caec14e)
-    (property "Reference" "#PWR03" (at 60.96 88.9 0)
+    (property "Reference" "#PWR03" (at 53.34 85.09 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Value" "+3V3" (at 60.96 80.01 0)
+    (property "Value" "+3V3" (at 53.34 76.2 0)
       (effects (font (size 1.27 1.27)))
     )
-    (property "Footprint" "" (at 60.96 85.09 0)
+    (property "Footprint" "" (at 53.34 81.28 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Datasheet" "" (at 60.96 85.09 0)
+    (property "Datasheet" "" (at 53.34 81.28 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "1" (uuid 3e95924c-76c8-4051-ac18-53f816fb50f7))
@@ -986,19 +1030,19 @@
     )
   )
 
-  (symbol (lib_id "Device:R") (at 110.49 58.42 0) (unit 1)
+  (symbol (lib_id "Device:R") (at 102.87 54.61 0) (unit 1)
     (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced)
     (uuid 2b8b21c9-c315-41ba-9edf-e83ee4736b51)
-    (property "Reference" "R2" (at 113.03 57.15 0)
+    (property "Reference" "R2" (at 105.41 53.34 0)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Value" "R" (at 113.03 59.69 0)
+    (property "Value" "R" (at 105.41 55.88 0)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Footprint" "" (at 108.712 58.42 90)
+    (property "Footprint" "Resistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolder" (at 101.092 54.61 90)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Datasheet" "~" (at 110.49 58.42 0)
+    (property "Datasheet" "~" (at 102.87 54.61 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "2" (uuid f33fe125-fc60-405e-a817-e80de962aeef))
@@ -1012,19 +1056,19 @@
     )
   )
 
-  (symbol (lib_id "power:GND") (at 50.8 104.14 0) (unit 1)
+  (symbol (lib_id "power:GND") (at 43.18 100.33 0) (unit 1)
     (in_bom yes) (on_board yes) (dnp no)
     (uuid 36cd75ea-de37-4e61-9f83-05db36cb4c3c)
-    (property "Reference" "#PWR02" (at 50.8 110.49 0)
+    (property "Reference" "#PWR02" (at 43.18 106.68 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Value" "GND" (at 50.8 109.22 0)
+    (property "Value" "GND" (at 43.18 105.41 0)
       (effects (font (size 1.27 1.27)))
     )
-    (property "Footprint" "" (at 50.8 104.14 0)
+    (property "Footprint" "" (at 43.18 100.33 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Datasheet" "" (at 50.8 104.14 0)
+    (property "Datasheet" "" (at 43.18 100.33 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "1" (uuid 486c2582-8368-41c1-971b-82428731991a))
@@ -1037,19 +1081,19 @@
     )
   )
 
-  (symbol (lib_id "Device:R") (at 137.16 125.73 0) (unit 1)
+  (symbol (lib_id "Device:R") (at 129.54 121.92 0) (unit 1)
     (in_bom yes) (on_board yes) (dnp no)
     (uuid 376e956e-0020-415b-a0c7-1a3835d9ebcf)
-    (property "Reference" "R5" (at 135.89 120.65 0)
+    (property "Reference" "R5" (at 128.27 116.84 0)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Value" "R" (at 137.16 127 90)
+    (property "Value" "R" (at 129.54 123.19 90)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Footprint" "" (at 135.382 125.73 90)
+    (property "Footprint" "Resistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolder" (at 127.762 121.92 90)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Datasheet" "~" (at 137.16 125.73 0)
+    (property "Datasheet" "~" (at 129.54 121.92 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "1" (uuid 49e8f119-2a7f-450d-ad06-3fe5c6b2eae5))
@@ -1063,19 +1107,19 @@
     )
   )
 
-  (symbol (lib_id "power:+3V3") (at 127 138.43 0) (unit 1)
+  (symbol (lib_id "power:+3V3") (at 113.03 134.62 0) (unit 1)
     (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced)
     (uuid 38e1eaf4-ca3c-44b5-8b0b-3a018f51feed)
-    (property "Reference" "#PWR04" (at 127 142.24 0)
+    (property "Reference" "#PWR04" (at 113.03 138.43 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Value" "+3V3" (at 127 133.35 0)
+    (property "Value" "+3V3" (at 113.03 129.54 0)
       (effects (font (size 1.27 1.27)))
     )
-    (property "Footprint" "" (at 127 138.43 0)
+    (property "Footprint" "" (at 113.03 134.62 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Datasheet" "" (at 127 138.43 0)
+    (property "Datasheet" "" (at 113.03 134.62 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "1" (uuid da44097b-b075-4f77-8239-e9d85aa4939c))
@@ -1088,19 +1132,19 @@
     )
   )
 
-  (symbol (lib_id "Device:R") (at 139.7 125.73 0) (unit 1)
+  (symbol (lib_id "Device:R") (at 132.08 121.92 0) (unit 1)
     (in_bom yes) (on_board yes) (dnp no)
     (uuid 3c8d0303-adea-4c20-a6c2-414e0673215c)
-    (property "Reference" "R6" (at 138.43 120.65 0)
+    (property "Reference" "R6" (at 130.81 116.84 0)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Value" "R" (at 139.7 127 90)
+    (property "Value" "R" (at 132.08 123.19 90)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Footprint" "" (at 137.922 125.73 90)
+    (property "Footprint" "Resistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolder" (at 130.302 121.92 90)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Datasheet" "~" (at 139.7 125.73 0)
+    (property "Datasheet" "~" (at 132.08 121.92 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "1" (uuid d2546e97-6f1e-4e73-889c-1e7e21617a49))
@@ -1114,19 +1158,19 @@
     )
   )
 
-  (symbol (lib_id "Device:D_Schottky") (at 231.14 67.31 270) (unit 1)
+  (symbol (lib_id "Device:D_Schottky") (at 241.3 63.5 270) (unit 1)
     (in_bom yes) (on_board yes) (dnp no)
     (uuid 40b64020-2908-47a7-848e-9cceb4f571b0)
-    (property "Reference" "D3" (at 232.41 67.31 90)
+    (property "Reference" "D3" (at 242.57 63.5 90)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Value" "D_Schottky" (at 232.41 69.85 90)
+    (property "Value" "D_Schottky" (at 242.57 66.04 90)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Footprint" "" (at 231.14 67.31 0)
+    (property "Footprint" "" (at 241.3 63.5 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Datasheet" "~" (at 231.14 67.31 0)
+    (property "Datasheet" "~" (at 241.3 63.5 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "2" (uuid c906f671-806a-42b4-989d-b6cabf58aa19))
@@ -1140,19 +1184,44 @@
     )
   )
 
-  (symbol (lib_id "Device:R") (at 166.37 129.54 90) (unit 1)
+  (symbol (lib_id "power:GND") (at 36.83 100.33 0) (unit 1)
+    (in_bom yes) (on_board yes) (dnp no)
+    (uuid 42d68a4a-075e-4da7-8b08-fa4d04f02217)
+    (property "Reference" "#PWR024" (at 36.83 106.68 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "Value" "GND" (at 36.83 105.41 0)
+      (effects (font (size 1.27 1.27)))
+    )
+    (property "Footprint" "" (at 36.83 100.33 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "Datasheet" "" (at 36.83 100.33 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (pin "1" (uuid eb894fef-9770-4784-97f6-5001aca8b479))
+    (instances
+      (project "parallax"
+        (path "/9be75e04-ffa7-400b-a6f6-98cbc4c2c88c/89a1e200-d02e-41b4-8035-131adfe663f2"
+          (reference "#PWR024") (unit 1)
+        )
+      )
+    )
+  )
+
+  (symbol (lib_id "Device:R") (at 158.75 125.73 90) (unit 1)
     (in_bom yes) (on_board yes) (dnp no)
     (uuid 469c565f-e0d6-46c1-be77-54bfc706524b)
-    (property "Reference" "R12" (at 166.37 127 90)
+    (property "Reference" "R12" (at 158.75 123.19 90)
       (effects (font (size 1.27 1.27)))
     )
-    (property "Value" "1K" (at 166.37 129.54 90)
+    (property "Value" "1K" (at 158.75 125.73 90)
       (effects (font (size 1.27 1.27)))
     )
-    (property "Footprint" "" (at 166.37 131.318 90)
+    (property "Footprint" "Resistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolder" (at 158.75 127.508 90)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Datasheet" "~" (at 166.37 129.54 0)
+    (property "Datasheet" "~" (at 158.75 125.73 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "1" (uuid 7a0d5423-c6fc-4e58-845c-30f74536a750))
@@ -1166,19 +1235,19 @@
     )
   )
 
-  (symbol (lib_id "Device:C") (at 179.07 38.1 0) (mirror y) (unit 1)
+  (symbol (lib_id "Device:C") (at 247.65 137.16 0) (mirror y) (unit 1)
     (in_bom yes) (on_board yes) (dnp no)
     (uuid 4c0b4969-41a9-4e2e-b9e4-7051d9bdaaee)
-    (property "Reference" "C5" (at 175.26 36.83 0)
+    (property "Reference" "C5" (at 243.84 135.89 0)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Value" "C" (at 175.26 39.37 0)
+    (property "Value" "100nF" (at 243.84 138.43 0)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Footprint" "" (at 178.1048 41.91 0)
+    (property "Footprint" "Capacitor_SMD:C_0805_2012Metric_Pad1.18x1.45mm_HandSolder" (at 246.6848 140.97 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Datasheet" "~" (at 179.07 38.1 0)
+    (property "Datasheet" "~" (at 247.65 137.16 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "2" (uuid f55e7dd4-2672-4acc-8e59-75a82c12d3ea))
@@ -1192,19 +1261,19 @@
     )
   )
 
-  (symbol (lib_id "power:+3V3") (at 231.14 63.5 0) (unit 1)
+  (symbol (lib_id "power:+3V3") (at 241.3 59.69 0) (unit 1)
     (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced)
     (uuid 4e421a25-3f4c-43b1-a0be-7a6eb7f0ffb5)
-    (property "Reference" "#PWR013" (at 231.14 67.31 0)
+    (property "Reference" "#PWR013" (at 241.3 63.5 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Value" "+3V3" (at 231.14 58.42 0)
+    (property "Value" "+3V3" (at 241.3 54.61 0)
       (effects (font (size 1.27 1.27)))
     )
-    (property "Footprint" "" (at 231.14 63.5 0)
+    (property "Footprint" "" (at 241.3 59.69 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Datasheet" "" (at 231.14 63.5 0)
+    (property "Datasheet" "" (at 241.3 59.69 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "1" (uuid c03ea9bf-8c83-42d2-9dcd-705aa2fef5d0))
@@ -1217,19 +1286,19 @@
     )
   )
 
-  (symbol (lib_id "Device:R") (at 60.96 88.9 0) (unit 1)
+  (symbol (lib_id "Device:R") (at 53.34 85.09 0) (unit 1)
     (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced)
     (uuid 56f958ee-3ff4-4df3-b822-9ed1b5a29eea)
-    (property "Reference" "R1" (at 63.5 87.63 0)
+    (property "Reference" "R1" (at 55.88 83.82 0)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Value" "R" (at 63.5 90.17 0)
+    (property "Value" "R" (at 55.88 86.36 0)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Footprint" "" (at 59.182 88.9 90)
+    (property "Footprint" "Resistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolder" (at 51.562 85.09 90)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Datasheet" "~" (at 60.96 88.9 0)
+    (property "Datasheet" "~" (at 53.34 85.09 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "2" (uuid 0af8bbea-c3f6-4902-9bd3-96d98e1637aa))
@@ -1243,19 +1312,19 @@
     )
   )
 
-  (symbol (lib_id "4xxx:4052") (at 149.86 144.78 90) (mirror x) (unit 1)
+  (symbol (lib_id "4xxx:4052") (at 142.24 140.97 90) (mirror x) (unit 1)
     (in_bom yes) (on_board yes) (dnp no)
     (uuid 5a5391fd-873e-499b-b8c0-4c77014eb541)
-    (property "Reference" "U3" (at 128.27 146.9959 90)
+    (property "Reference" "U3" (at 123.19 142.24 90)
       (effects (font (size 1.27 1.27)))
     )
-    (property "Value" "4052" (at 128.27 144.4559 90)
+    (property "Value" "4052" (at 120.65 140.6459 90)
       (effects (font (size 1.27 1.27)))
     )
-    (property "Footprint" "Package_SO:SSOP-16_5.3x6.2mm_P0.65mm" (at 149.86 144.78 0)
+    (property "Footprint" "Package_SO:SSOP-16_5.3x6.2mm_P0.65mm" (at 142.24 140.97 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Datasheet" "http://www.intersil.com/content/dam/Intersil/documents/cd40/cd4051bms-52bms-53bms.pdf" (at 149.86 144.78 0)
+    (property "Datasheet" "http://www.intersil.com/content/dam/Intersil/documents/cd40/cd4051bms-52bms-53bms.pdf" (at 142.24 140.97 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "16" (uuid 404971d1-4069-49d9-8e20-10f64eaf1556))
@@ -1283,19 +1352,19 @@
     )
   )
 
-  (symbol (lib_id "Device:R") (at 147.32 125.73 0) (unit 1)
+  (symbol (lib_id "Device:R") (at 139.7 121.92 0) (unit 1)
     (in_bom yes) (on_board yes) (dnp no)
     (uuid 61dbb224-a3f8-46ab-ab34-bae84db11cc7)
-    (property "Reference" "R9" (at 146.05 120.65 0)
+    (property "Reference" "R9" (at 138.43 116.84 0)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Value" "R" (at 147.32 127 90)
+    (property "Value" "R" (at 139.7 123.19 90)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Footprint" "" (at 145.542 125.73 90)
+    (property "Footprint" "Resistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolder" (at 137.922 121.92 90)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Datasheet" "~" (at 147.32 125.73 0)
+    (property "Datasheet" "~" (at 139.7 121.92 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "1" (uuid a5ae255f-6946-42a8-add4-746179dd22bb))
@@ -1309,19 +1378,19 @@
     )
   )
 
-  (symbol (lib_id "Amplifier_Operational:MCP6002-xMC") (at 175.26 71.12 0) (unit 1)
+  (symbol (lib_id "Amplifier_Operational:MCP6002-xMC") (at 167.64 67.31 0) (unit 1)
     (in_bom yes) (on_board yes) (dnp no)
     (uuid 6991f3d2-39ad-4cff-b208-1e44baca6bf6)
-    (property "Reference" "U2" (at 175.26 60.96 0)
+    (property "Reference" "U2" (at 167.64 57.15 0)
       (effects (font (size 1.27 1.27)))
     )
-    (property "Value" "MCP6002-xMC" (at 175.26 63.5 0)
+    (property "Value" "MCP6002-xMC" (at 167.64 59.69 0)
       (effects (font (size 1.27 1.27)))
     )
-    (property "Footprint" "Package_DFN_QFN:DFN-8-1EP_3x2mm_P0.5mm_EP1.75x1.45mm" (at 175.26 71.12 0)
+    (property "Footprint" "Package_DFN_QFN:DFN-8-1EP_3x2mm_P0.5mm_EP1.75x1.45mm" (at 167.64 67.31 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Datasheet" "http://ww1.microchip.com/downloads/en/DeviceDoc/21733j.pdf" (at 175.26 71.12 0)
+    (property "Datasheet" "http://ww1.microchip.com/downloads/en/DeviceDoc/21733j.pdf" (at 167.64 67.31 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "9" (uuid 4d6b2679-3947-48ff-8e08-dd1c1848439f))
@@ -1342,19 +1411,19 @@
     )
   )
 
-  (symbol (lib_id "Device:R") (at 144.78 125.73 0) (unit 1)
+  (symbol (lib_id "Device:R") (at 137.16 121.92 0) (unit 1)
     (in_bom yes) (on_board yes) (dnp no)
     (uuid 6bc9db80-64e9-47f4-b888-3fb6f98db37e)
-    (property "Reference" "R8" (at 143.51 120.65 0)
+    (property "Reference" "R8" (at 135.89 116.84 0)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Value" "R" (at 144.78 127 90)
+    (property "Value" "R" (at 137.16 123.19 90)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Footprint" "" (at 143.002 125.73 90)
+    (property "Footprint" "Resistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolder" (at 135.382 121.92 90)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Datasheet" "~" (at 144.78 125.73 0)
+    (property "Datasheet" "~" (at 137.16 121.92 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "1" (uuid 3227b796-de4a-4bdd-9a19-e4660e2721c5))
@@ -1368,19 +1437,19 @@
     )
   )
 
-  (symbol (lib_id "Device:R") (at 149.86 125.73 0) (unit 1)
+  (symbol (lib_id "Device:R") (at 142.24 121.92 0) (unit 1)
     (in_bom yes) (on_board yes) (dnp no)
     (uuid 71060635-956f-4cc8-bf5d-4b4d5874e050)
-    (property "Reference" "R10" (at 148.59 120.65 0)
+    (property "Reference" "R10" (at 140.97 116.84 0)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Value" "R" (at 149.86 127 90)
+    (property "Value" "R" (at 142.24 123.19 90)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Footprint" "" (at 148.082 125.73 90)
+    (property "Footprint" "Resistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolder" (at 140.462 121.92 90)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Datasheet" "~" (at 149.86 125.73 0)
+    (property "Datasheet" "~" (at 142.24 121.92 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "1" (uuid 1876d234-6864-4efe-9f81-40dc24540b57))
@@ -1394,19 +1463,19 @@
     )
   )
 
-  (symbol (lib_id "Device:R") (at 212.09 124.46 90) (unit 1)
+  (symbol (lib_id "Device:R") (at 204.47 120.65 90) (unit 1)
     (in_bom yes) (on_board yes) (dnp no)
     (uuid 85b91f6d-33fb-49e8-bbfd-f7ba762144b1)
-    (property "Reference" "R16" (at 212.09 121.92 90)
+    (property "Reference" "R16" (at 204.47 118.11 90)
       (effects (font (size 1.27 1.27)))
     )
-    (property "Value" "10K" (at 212.09 124.46 90)
+    (property "Value" "10K" (at 204.47 120.65 90)
       (effects (font (size 1.27 1.27)))
     )
-    (property "Footprint" "" (at 212.09 126.238 90)
+    (property "Footprint" "Resistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolder" (at 204.47 122.428 90)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Datasheet" "~" (at 212.09 124.46 0)
+    (property "Datasheet" "~" (at 204.47 120.65 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "1" (uuid a2beaf91-586e-4213-a6c7-869c2f43dda6))
@@ -1420,19 +1489,19 @@
     )
   )
 
-  (symbol (lib_id "Device:C") (at 100.33 76.2 0) (unit 1)
+  (symbol (lib_id "Device:C") (at 92.71 72.39 0) (unit 1)
     (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced)
     (uuid 874558dd-f43d-4d16-87c3-f4e4552200ed)
-    (property "Reference" "C4" (at 104.14 74.93 0)
+    (property "Reference" "C4" (at 96.52 71.12 0)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Value" "C" (at 104.14 77.47 0)
+    (property "Value" "C" (at 96.52 73.66 0)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Footprint" "" (at 101.2952 80.01 0)
+    (property "Footprint" "Capacitor_SMD:C_0805_2012Metric_Pad1.18x1.45mm_HandSolder" (at 93.6752 76.2 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Datasheet" "~" (at 100.33 76.2 0)
+    (property "Datasheet" "~" (at 92.71 72.39 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "2" (uuid d796bd52-d50e-465a-88df-5491a4e584b4))
@@ -1446,19 +1515,45 @@
     )
   )
 
-  (symbol (lib_id "Device:R") (at 190.5 78.74 0) (unit 1)
+  (symbol (lib_id "Device:R") (at 208.28 67.31 90) (unit 1)
+    (in_bom yes) (on_board yes) (dnp no)
+    (uuid 8b23d131-150e-47e3-80c0-7eac19b84b51)
+    (property "Reference" "R17" (at 208.28 64.77 90)
+      (effects (font (size 1.27 1.27)))
+    )
+    (property "Value" "680" (at 208.28 67.31 90)
+      (effects (font (size 1.27 1.27)))
+    )
+    (property "Footprint" "Resistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolder" (at 208.28 69.088 90)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "Datasheet" "~" (at 208.28 67.31 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (pin "1" (uuid 3cec1625-1942-4bfe-b022-ba779c076375))
+    (pin "2" (uuid c1368cc5-d37b-4298-8c59-73e968ef7140))
+    (instances
+      (project "parallax"
+        (path "/9be75e04-ffa7-400b-a6f6-98cbc4c2c88c/89a1e200-d02e-41b4-8035-131adfe663f2"
+          (reference "R17") (unit 1)
+        )
+      )
+    )
+  )
+
+  (symbol (lib_id "Device:R") (at 182.88 74.93 0) (unit 1)
     (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced)
     (uuid 909585f2-72eb-49d4-94c5-e980f9dad613)
-    (property "Reference" "R14" (at 193.04 77.47 0)
+    (property "Reference" "R14" (at 185.42 73.66 0)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Value" "R" (at 193.04 80.01 0)
+    (property "Value" "R" (at 185.42 76.2 0)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Footprint" "" (at 188.722 78.74 90)
+    (property "Footprint" "Resistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolder" (at 181.102 74.93 90)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Datasheet" "~" (at 190.5 78.74 0)
+    (property "Datasheet" "~" (at 182.88 74.93 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "1" (uuid 227e634e-5675-405f-9b71-16c6b14b5bd1))
@@ -1472,19 +1567,19 @@
     )
   )
 
-  (symbol (lib_id "power:+3V3") (at 182.88 30.48 0) (unit 1)
+  (symbol (lib_id "power:+3V3") (at 251.46 129.54 0) (unit 1)
     (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced)
     (uuid 99daf875-87d2-4295-a048-048da0f54a82)
-    (property "Reference" "#PWR010" (at 182.88 34.29 0)
+    (property "Reference" "#PWR010" (at 251.46 133.35 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Value" "+3V3" (at 182.88 25.4 0)
+    (property "Value" "+3V3" (at 251.46 124.46 0)
       (effects (font (size 1.27 1.27)))
     )
-    (property "Footprint" "" (at 182.88 30.48 0)
+    (property "Footprint" "" (at 251.46 129.54 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Datasheet" "" (at 182.88 30.48 0)
+    (property "Datasheet" "" (at 251.46 129.54 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "1" (uuid 52b714b8-4456-42a4-881a-bbe934cef4cf))
@@ -1497,19 +1592,19 @@
     )
   )
 
-  (symbol (lib_id "Device:C_Trim_Small") (at 92.71 76.2 0) (unit 1)
+  (symbol (lib_id "Device:C_Trim_Small") (at 85.09 72.39 0) (unit 1)
     (in_bom yes) (on_board yes) (dnp no)
     (uuid a055ec81-f38b-4d49-b061-e662c48722d6)
-    (property "Reference" "C2" (at 87.63 77.47 0)
+    (property "Reference" "C2" (at 80.01 73.66 0)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Value" "C_Trim_Small" (at 77.47 74.93 0)
+    (property "Value" "C_Trim_Small" (at 69.85 71.12 0)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Footprint" "" (at 92.71 76.2 0)
+    (property "Footprint" "additional_parts:c_trim_D5.08mm_P5.08mm" (at 85.09 72.39 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Datasheet" "~" (at 92.71 76.2 0)
+    (property "Datasheet" "~" (at 85.09 72.39 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "2" (uuid c90bc1c6-4077-41bf-987e-29b0ae466c6f))
@@ -1523,19 +1618,45 @@
     )
   )
 
-  (symbol (lib_id "power:GND") (at 144.78 157.48 0) (unit 1)
+  (symbol (lib_id "Device:C") (at 113.03 144.78 0) (mirror y) (unit 1)
+    (in_bom yes) (on_board yes) (dnp no)
+    (uuid a0a15276-5e48-4ccd-83c9-3cd712cb67bb)
+    (property "Reference" "C6" (at 109.22 143.51 0)
+      (effects (font (size 1.27 1.27)) (justify left))
+    )
+    (property "Value" "100nF" (at 109.22 146.05 0)
+      (effects (font (size 1.27 1.27)) (justify left))
+    )
+    (property "Footprint" "Capacitor_SMD:C_0805_2012Metric_Pad1.18x1.45mm_HandSolder" (at 112.0648 148.59 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "Datasheet" "~" (at 113.03 144.78 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (pin "2" (uuid b2226ff0-1938-432b-b0ba-567b25d46bc5))
+    (pin "1" (uuid 02ebc0d4-394c-4381-a9df-1fa740a16311))
+    (instances
+      (project "parallax"
+        (path "/9be75e04-ffa7-400b-a6f6-98cbc4c2c88c/89a1e200-d02e-41b4-8035-131adfe663f2"
+          (reference "C6") (unit 1)
+        )
+      )
+    )
+  )
+
+  (symbol (lib_id "power:GND") (at 137.16 153.67 0) (unit 1)
     (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced)
     (uuid a10c528a-f7ee-4b6b-97f3-dab497468a9e)
-    (property "Reference" "#PWR08" (at 144.78 163.83 0)
+    (property "Reference" "#PWR08" (at 137.16 160.02 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Value" "GND" (at 144.78 162.56 0)
+    (property "Value" "GND" (at 137.16 158.75 0)
       (effects (font (size 1.27 1.27)))
     )
-    (property "Footprint" "" (at 144.78 157.48 0)
+    (property "Footprint" "" (at 137.16 153.67 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Datasheet" "" (at 144.78 157.48 0)
+    (property "Datasheet" "" (at 137.16 153.67 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "1" (uuid e6b19060-b96b-4a2f-ae21-24b835f07681))
@@ -1548,19 +1669,19 @@
     )
   )
 
-  (symbol (lib_id "power:GND") (at 182.88 45.72 0) (unit 1)
+  (symbol (lib_id "power:GND") (at 251.46 144.78 0) (unit 1)
     (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced)
     (uuid b2dbf128-2ff1-46f7-8d5a-28f43cb73004)
-    (property "Reference" "#PWR011" (at 182.88 52.07 0)
+    (property "Reference" "#PWR011" (at 251.46 151.13 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Value" "GND" (at 182.88 50.8 0)
+    (property "Value" "GND" (at 251.46 149.86 0)
       (effects (font (size 1.27 1.27)))
     )
-    (property "Footprint" "" (at 182.88 45.72 0)
+    (property "Footprint" "" (at 251.46 144.78 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Datasheet" "" (at 182.88 45.72 0)
+    (property "Datasheet" "" (at 251.46 144.78 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "1" (uuid 1e6e9710-70b9-4043-86ac-2208602bd6e7))
@@ -1573,19 +1694,19 @@
     )
   )
 
-  (symbol (lib_id "Device:D_Schottky") (at 138.43 64.77 270) (unit 1)
+  (symbol (lib_id "Device:D_Schottky") (at 130.81 60.96 270) (unit 1)
     (in_bom yes) (on_board yes) (dnp no)
     (uuid b6de3780-3d7f-4c35-a528-d1526ac16786)
-    (property "Reference" "D1" (at 139.7 64.77 90)
+    (property "Reference" "D1" (at 132.08 60.96 90)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Value" "D_Schottky" (at 139.7 67.31 90)
+    (property "Value" "D_Schottky" (at 132.08 63.5 90)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Footprint" "" (at 138.43 64.77 0)
+    (property "Footprint" "" (at 130.81 60.96 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Datasheet" "~" (at 138.43 64.77 0)
+    (property "Datasheet" "~" (at 130.81 60.96 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "2" (uuid c86735fe-0b65-475e-a5d2-861595efe71a))
@@ -1599,19 +1720,19 @@
     )
   )
 
-  (symbol (lib_id "Device:C") (at 50.8 97.79 0) (unit 1)
+  (symbol (lib_id "Device:C") (at 43.18 93.98 0) (unit 1)
     (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced)
     (uuid bafbfcb2-e93c-461b-8d74-d8be559e34e7)
-    (property "Reference" "C1" (at 54.61 96.52 0)
+    (property "Reference" "C1" (at 46.99 92.71 0)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Value" "C" (at 54.61 99.06 0)
+    (property "Value" "100nF" (at 46.99 95.25 0)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Footprint" "" (at 51.7652 101.6 0)
+    (property "Footprint" "Capacitor_SMD:C_0805_2012Metric_Pad1.18x1.45mm_HandSolder" (at 44.1452 97.79 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Datasheet" "~" (at 50.8 97.79 0)
+    (property "Datasheet" "~" (at 43.18 93.98 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "2" (uuid ffc77e37-4f2e-4ac2-845b-508dc405b4ec))
@@ -1625,19 +1746,19 @@
     )
   )
 
-  (symbol (lib_id "power:GND") (at 215.9 127 0) (unit 1)
+  (symbol (lib_id "power:GND") (at 208.28 123.19 0) (unit 1)
     (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced)
     (uuid c382b029-0bc1-4b45-b356-96a00076365a)
-    (property "Reference" "#PWR012" (at 215.9 133.35 0)
+    (property "Reference" "#PWR012" (at 208.28 129.54 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Value" "GND" (at 215.9 132.08 0)
+    (property "Value" "GND" (at 208.28 128.27 0)
       (effects (font (size 1.27 1.27)))
     )
-    (property "Footprint" "" (at 215.9 127 0)
+    (property "Footprint" "" (at 208.28 123.19 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Datasheet" "" (at 215.9 127 0)
+    (property "Datasheet" "" (at 208.28 123.19 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "1" (uuid 4149892c-e676-45ae-bcc8-8721bcb77bf6))
@@ -1650,45 +1771,44 @@
     )
   )
 
-  (symbol (lib_id "Device:R") (at 209.55 71.12 90) (unit 1)
-    (in_bom yes) (on_board yes) (dnp no)
-    (uuid cdc7080c-7ce7-4578-b1db-a12a0c6e90f7)
-    (property "Reference" "R15" (at 209.55 68.58 90)
-      (effects (font (size 1.27 1.27)))
+  (symbol (lib_id "power:GND") (at 113.03 148.59 0) (unit 1)
+    (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced)
+    (uuid ca48ab43-2263-4f51-a44d-947b0e8ca7cb)
+    (property "Reference" "#PWR022" (at 113.03 154.94 0)
+      (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Value" "220" (at 209.55 71.12 90)
+    (property "Value" "GND" (at 113.03 153.67 0)
       (effects (font (size 1.27 1.27)))
     )
-    (property "Footprint" "" (at 209.55 72.898 90)
+    (property "Footprint" "" (at 113.03 148.59 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Datasheet" "~" (at 209.55 71.12 0)
+    (property "Datasheet" "" (at 113.03 148.59 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (pin "1" (uuid 57619d51-58b7-4902-9892-3b5fa35f1f89))
-    (pin "2" (uuid e3eaec5a-9d35-4a05-98aa-4769e1ff8cac))
+    (pin "1" (uuid 818ed1d8-2f31-4daf-a672-bdefd7025b62))
     (instances
       (project "parallax"
         (path "/9be75e04-ffa7-400b-a6f6-98cbc4c2c88c/89a1e200-d02e-41b4-8035-131adfe663f2"
-          (reference "R15") (unit 1)
+          (reference "#PWR022") (unit 1)
         )
       )
     )
   )
 
-  (symbol (lib_id "Device:C") (at 100.33 58.42 0) (unit 1)
+  (symbol (lib_id "Device:C") (at 92.71 54.61 0) (unit 1)
     (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced)
     (uuid cf5c25fa-80b0-47d0-b02c-6c2780f4df3c)
-    (property "Reference" "C3" (at 104.14 57.15 0)
+    (property "Reference" "C3" (at 96.52 53.34 0)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Value" "C" (at 104.14 59.69 0)
+    (property "Value" "C" (at 96.52 55.88 0)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Footprint" "" (at 101.2952 62.23 0)
+    (property "Footprint" "Capacitor_SMD:C_0805_2012Metric_Pad1.18x1.45mm_HandSolder" (at 93.6752 58.42 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Datasheet" "~" (at 100.33 58.42 0)
+    (property "Datasheet" "~" (at 92.71 54.61 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "1" (uuid 09045583-8976-41c2-8e88-32bc9419f9a5))
@@ -1702,19 +1822,19 @@
     )
   )
 
-  (symbol (lib_id "Device:R") (at 152.4 125.73 0) (unit 1)
+  (symbol (lib_id "Device:R") (at 144.78 121.92 0) (unit 1)
     (in_bom yes) (on_board yes) (dnp no)
     (uuid d7ad053e-e0e6-4546-b64f-5f649bf461ee)
-    (property "Reference" "R11" (at 151.13 120.65 0)
+    (property "Reference" "R11" (at 143.51 116.84 0)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Value" "R" (at 152.4 127 90)
+    (property "Value" "R" (at 144.78 123.19 90)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Footprint" "" (at 150.622 125.73 90)
+    (property "Footprint" "Resistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolder" (at 143.002 121.92 90)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Datasheet" "~" (at 152.4 125.73 0)
+    (property "Datasheet" "~" (at 144.78 121.92 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "1" (uuid 7de7dd76-0250-4d89-bce4-04589e2a2f83))
@@ -1728,19 +1848,19 @@
     )
   )
 
-  (symbol (lib_id "power:GND") (at 138.43 76.2 0) (unit 1)
+  (symbol (lib_id "power:GND") (at 130.81 72.39 0) (unit 1)
     (in_bom yes) (on_board yes) (dnp no)
     (uuid dc10214e-d792-48be-8dbf-3357bb32ac03)
-    (property "Reference" "#PWR07" (at 138.43 82.55 0)
+    (property "Reference" "#PWR07" (at 130.81 78.74 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Value" "GND" (at 138.43 81.28 0)
+    (property "Value" "GND" (at 130.81 77.47 0)
       (effects (font (size 1.27 1.27)))
     )
-    (property "Footprint" "" (at 138.43 76.2 0)
+    (property "Footprint" "" (at 130.81 72.39 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Datasheet" "" (at 138.43 76.2 0)
+    (property "Datasheet" "" (at 130.81 72.39 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "1" (uuid 1031a844-dafe-4692-9cc1-439d205bc1a9))
@@ -1753,19 +1873,45 @@
     )
   )
 
-  (symbol (lib_id "Device:R") (at 171.45 132.08 90) (mirror x) (unit 1)
+  (symbol (lib_id "Device:C") (at 215.9 71.12 0) (unit 1)
+    (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced)
+    (uuid df474734-349b-4fc1-9d8f-7a4ec9f4d73e)
+    (property "Reference" "C7" (at 219.71 69.85 0)
+      (effects (font (size 1.27 1.27)) (justify left))
+    )
+    (property "Value" "1nF" (at 219.71 72.39 0)
+      (effects (font (size 1.27 1.27)) (justify left))
+    )
+    (property "Footprint" "Capacitor_SMD:C_0805_2012Metric_Pad1.18x1.45mm_HandSolder" (at 216.8652 74.93 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "Datasheet" "~" (at 215.9 71.12 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (pin "1" (uuid 9140a882-6967-4fc7-9076-1ef3c890fb14))
+    (pin "2" (uuid 26d7e7b8-cb8c-4da8-ae52-1dc39e529f38))
+    (instances
+      (project "parallax"
+        (path "/9be75e04-ffa7-400b-a6f6-98cbc4c2c88c/89a1e200-d02e-41b4-8035-131adfe663f2"
+          (reference "C7") (unit 1)
+        )
+      )
+    )
+  )
+
+  (symbol (lib_id "Device:R") (at 163.83 128.27 90) (mirror x) (unit 1)
     (in_bom yes) (on_board yes) (dnp no)
     (uuid e357739b-332c-4bf4-9f46-176df23acc3c)
-    (property "Reference" "R13" (at 171.45 134.62 90)
+    (property "Reference" "R13" (at 163.83 130.81 90)
       (effects (font (size 1.27 1.27)))
     )
-    (property "Value" "1K" (at 171.45 132.08 90)
+    (property "Value" "1K" (at 163.83 128.27 90)
       (effects (font (size 1.27 1.27)))
     )
-    (property "Footprint" "" (at 171.45 130.302 90)
+    (property "Footprint" "Resistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolder" (at 163.83 126.492 90)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Datasheet" "~" (at 171.45 132.08 0)
+    (property "Datasheet" "~" (at 163.83 128.27 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "1" (uuid cf2dc705-c7ca-4339-9eaf-ab64b8fcd081))
@@ -1779,19 +1925,19 @@
     )
   )
 
-  (symbol (lib_id "Device:D_Schottky") (at 138.43 72.39 270) (unit 1)
+  (symbol (lib_id "Device:D_Schottky") (at 130.81 68.58 270) (unit 1)
     (in_bom yes) (on_board yes) (dnp no)
     (uuid e460e288-6acd-4c3f-86a7-48a40991af51)
-    (property "Reference" "D2" (at 139.7 72.39 90)
+    (property "Reference" "D2" (at 132.08 68.58 90)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Value" "D_Schottky" (at 139.7 74.93 90)
+    (property "Value" "D_Schottky" (at 132.08 71.12 90)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Footprint" "" (at 138.43 72.39 0)
+    (property "Footprint" "" (at 130.81 68.58 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Datasheet" "~" (at 138.43 72.39 0)
+    (property "Datasheet" "~" (at 130.81 68.58 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "2" (uuid 20e2d763-d6e7-4ae5-8928-19e98ff02b3d))
@@ -1805,19 +1951,70 @@
     )
   )
 
-  (symbol (lib_id "Device:R") (at 110.49 76.2 0) (unit 1)
+  (symbol (lib_id "power:GND") (at 215.9 74.93 0) (unit 1)
+    (in_bom yes) (on_board yes) (dnp no)
+    (uuid e500fedc-5d58-494c-8fa0-7487a1143851)
+    (property "Reference" "#PWR023" (at 215.9 81.28 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "Value" "GND" (at 215.9 80.01 0)
+      (effects (font (size 1.27 1.27)))
+    )
+    (property "Footprint" "" (at 215.9 74.93 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "Datasheet" "" (at 215.9 74.93 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (pin "1" (uuid e47c8adc-2077-4282-b4a0-2db7d2277245))
+    (instances
+      (project "parallax"
+        (path "/9be75e04-ffa7-400b-a6f6-98cbc4c2c88c/89a1e200-d02e-41b4-8035-131adfe663f2"
+          (reference "#PWR023") (unit 1)
+        )
+      )
+    )
+  )
+
+  (symbol (lib_id "Device:C") (at 36.83 93.98 0) (mirror y) (unit 1)
+    (in_bom yes) (on_board yes) (dnp no)
+    (uuid e5a426df-052d-46e3-9ca7-5957fc4a9709)
+    (property "Reference" "C8" (at 33.02 92.71 0)
+      (effects (font (size 1.27 1.27)) (justify left))
+    )
+    (property "Value" "100nF" (at 33.02 95.25 0)
+      (effects (font (size 1.27 1.27)) (justify left))
+    )
+    (property "Footprint" "Capacitor_SMD:C_0805_2012Metric_Pad1.18x1.45mm_HandSolder" (at 35.8648 97.79 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "Datasheet" "~" (at 36.83 93.98 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (pin "2" (uuid c73b854f-3de1-4b95-b3e1-c8daf07b71e8))
+    (pin "1" (uuid 200af443-2eb8-42c1-9d29-6463febe5ddb))
+    (instances
+      (project "parallax"
+        (path "/9be75e04-ffa7-400b-a6f6-98cbc4c2c88c/89a1e200-d02e-41b4-8035-131adfe663f2"
+          (reference "C8") (unit 1)
+        )
+      )
+    )
+  )
+
+  (symbol (lib_id "Device:R") (at 102.87 72.39 0) (unit 1)
     (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced)
     (uuid e8f4869d-0481-4d40-ba8b-ecead21eaac3)
-    (property "Reference" "R3" (at 113.03 74.93 0)
+    (property "Reference" "R3" (at 105.41 71.12 0)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Value" "R" (at 113.03 77.47 0)
+    (property "Value" "R" (at 105.41 73.66 0)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Footprint" "" (at 108.712 76.2 90)
+    (property "Footprint" "Resistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolder" (at 101.092 72.39 90)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Datasheet" "~" (at 110.49 76.2 0)
+    (property "Datasheet" "~" (at 102.87 72.39 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "1" (uuid 1b9036e5-fe04-47d8-b26e-a2734d8bf93a))
@@ -1831,19 +2028,19 @@
     )
   )
 
-  (symbol (lib_id "Device:R") (at 134.62 125.73 0) (unit 1)
+  (symbol (lib_id "Device:R") (at 127 121.92 0) (unit 1)
     (in_bom yes) (on_board yes) (dnp no)
     (uuid e921b640-1664-4bf4-be64-44fa10450f92)
-    (property "Reference" "R4" (at 133.35 120.65 0)
+    (property "Reference" "R4" (at 125.73 116.84 0)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Value" "R" (at 134.62 127 90)
+    (property "Value" "R" (at 127 123.19 90)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Footprint" "" (at 132.842 125.73 90)
+    (property "Footprint" "Resistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolder" (at 125.222 121.92 90)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Datasheet" "~" (at 134.62 125.73 0)
+    (property "Datasheet" "~" (at 127 121.92 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "1" (uuid 49e9d7f0-be6e-486c-a56a-dd31a5f0cc40))
@@ -1857,19 +2054,19 @@
     )
   )
 
-  (symbol (lib_id "power:GND") (at 134.62 157.48 0) (unit 1)
+  (symbol (lib_id "power:GND") (at 127 153.67 0) (unit 1)
     (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced)
     (uuid e9977788-9f3b-41bc-adec-83e1f7c6e167)
-    (property "Reference" "#PWR05" (at 134.62 163.83 0)
+    (property "Reference" "#PWR05" (at 127 160.02 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Value" "GND" (at 134.62 162.56 0)
+    (property "Value" "GND" (at 127 158.75 0)
       (effects (font (size 1.27 1.27)))
     )
-    (property "Footprint" "" (at 134.62 157.48 0)
+    (property "Footprint" "" (at 127 153.67 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Datasheet" "" (at 134.62 157.48 0)
+    (property "Datasheet" "" (at 127 153.67 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "1" (uuid 00164df0-7d66-4f96-9d34-f40c74c9ac22))
@@ -1882,19 +2079,19 @@
     )
   )
 
-  (symbol (lib_id "Amplifier_Operational:MCP6002-xMC") (at 185.42 38.1 0) (unit 3)
+  (symbol (lib_id "Amplifier_Operational:MCP6002-xMC") (at 254 137.16 0) (unit 3)
     (in_bom yes) (on_board yes) (dnp no)
     (uuid ea106ef8-9d0b-40e1-96e0-9f2bcc29eeb2)
-    (property "Reference" "U2" (at 184.15 36.83 0)
+    (property "Reference" "U2" (at 252.73 135.89 0)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Value" "MCP6002-xMC" (at 184.15 39.37 0)
+    (property "Value" "MCP6002-xMC" (at 252.73 138.43 0)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Footprint" "Package_DFN_QFN:DFN-8-1EP_3x2mm_P0.5mm_EP1.75x1.45mm" (at 185.42 38.1 0)
+    (property "Footprint" "Package_DFN_QFN:DFN-8-1EP_3x2mm_P0.5mm_EP1.75x1.45mm" (at 254 137.16 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Datasheet" "http://ww1.microchip.com/downloads/en/DeviceDoc/21733j.pdf" (at 185.42 38.1 0)
+    (property "Datasheet" "http://ww1.microchip.com/downloads/en/DeviceDoc/21733j.pdf" (at 254 137.16 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "8" (uuid 1189677e-e882-4421-8c2f-80d07cab4089))
@@ -1915,19 +2112,19 @@
     )
   )
 
-  (symbol (lib_id "power:GND") (at 172.72 147.32 0) (unit 1)
+  (symbol (lib_id "power:GND") (at 165.1 143.51 0) (unit 1)
     (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced)
     (uuid f83d02d3-ce23-4a02-b31a-509513f55840)
-    (property "Reference" "#PWR09" (at 172.72 153.67 0)
+    (property "Reference" "#PWR09" (at 165.1 149.86 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Value" "GND" (at 172.72 152.4 0)
+    (property "Value" "GND" (at 165.1 148.59 0)
       (effects (font (size 1.27 1.27)))
     )
-    (property "Footprint" "" (at 172.72 147.32 0)
+    (property "Footprint" "" (at 165.1 143.51 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Datasheet" "" (at 172.72 147.32 0)
+    (property "Datasheet" "" (at 165.1 143.51 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "1" (uuid 74b733ef-fa8c-4aff-aa5f-2fd1e025e40e))
@@ -1940,19 +2137,19 @@
     )
   )
 
-  (symbol (lib_id "Device:D_Schottky") (at 231.14 74.93 270) (unit 1)
+  (symbol (lib_id "Device:D_Schottky") (at 241.3 71.12 270) (unit 1)
     (in_bom yes) (on_board yes) (dnp no)
     (uuid f86fad7a-243c-48b7-ab59-4fdd81adcfe8)
-    (property "Reference" "D4" (at 232.41 74.93 90)
+    (property "Reference" "D4" (at 242.57 71.12 90)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Value" "D_Schottky" (at 232.41 77.47 90)
+    (property "Value" "D_Schottky" (at 242.57 73.66 90)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Footprint" "" (at 231.14 74.93 0)
+    (property "Footprint" "" (at 241.3 71.12 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Datasheet" "~" (at 231.14 74.93 0)
+    (property "Datasheet" "~" (at 241.3 71.12 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "2" (uuid 89bc153d-aaba-44bf-8556-4cb64a39700e))
@@ -1966,19 +2163,19 @@
     )
   )
 
-  (symbol (lib_id "power:+3V3") (at 138.43 60.96 0) (unit 1)
+  (symbol (lib_id "power:+3V3") (at 130.81 57.15 0) (unit 1)
     (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced)
     (uuid fa794631-5084-4f76-acfa-c714ac210457)
-    (property "Reference" "#PWR06" (at 138.43 64.77 0)
+    (property "Reference" "#PWR06" (at 130.81 60.96 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Value" "+3V3" (at 138.43 55.88 0)
+    (property "Value" "+3V3" (at 130.81 52.07 0)
       (effects (font (size 1.27 1.27)))
     )
-    (property "Footprint" "" (at 138.43 60.96 0)
+    (property "Footprint" "" (at 130.81 57.15 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Datasheet" "" (at 138.43 60.96 0)
+    (property "Datasheet" "" (at 130.81 57.15 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "1" (uuid 114e7425-e751-4119-968b-9da6736e8aa4))
diff --git a/hardware/fp-lib-table b/hardware/fp-lib-table
new file mode 100644
index 0000000..1c5101b
--- /dev/null
+++ b/hardware/fp-lib-table
@@ -0,0 +1,4 @@
+(fp_lib_table
+  (version 7)
+  (lib (name "additional_parts")(type "KiCad")(uri "${KIPRJMOD}/additional_parts.pretty")(options "")(descr ""))
+)
diff --git a/hardware/parallax.kicad_sch b/hardware/parallax.kicad_sch
index 47b9253..9bbc8fa 100644
--- a/hardware/parallax.kicad_sch
+++ b/hardware/parallax.kicad_sch
@@ -398,7 +398,7 @@
     (property "Value" "Conn_Coaxial" (at 35.56 42.2032 0)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Footprint" "" (at 39.37 40.64 0)
+    (property "Footprint" "Connector_Coaxial:BNC_Amphenol_B6252HB-NPP3G-50_Horizontal" (at 39.37 40.64 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (property "Datasheet" " ~" (at 39.37 40.64 0)