diff --git a/AirTemp.sch b/AirTemp.sch
--- a/AirTemp.sch
+++ b/AirTemp.sch
@@ -343,6 +343,36 @@
 <smd name="3" x="1.1" y="0.8" dx="1.4" dy="1.15" layer="1"/>
 <smd name="4" x="-1.1" y="0.8" dx="1.4" dy="1.15" layer="1"/>
 </package>
+<package name="JST-PA-4">
+<pad name="1" x="-3" y="0" drill="0.7" shape="long" rot="R90"/>
+<pad name="2" x="-1" y="0" drill="0.7" shape="long" rot="R90"/>
+<pad name="3" x="1" y="0" drill="0.7" shape="long" rot="R90"/>
+<pad name="4" x="3" y="0" drill="0.7" shape="long" rot="R90"/>
+<hole x="-4.5" y="2.1" drill="1.1"/>
+<hole x="4.5" y="2.1" drill="1.1"/>
+<wire x1="-5" y1="8.2" x2="5" y2="8.2" width="0.127" layer="21"/>
+<wire x1="-5" y1="-3.5" x2="5" y2="-3.5" width="0.127" layer="21"/>
+<wire x1="-5" y1="-3.5" x2="-5" y2="8.2" width="0.127" layer="21"/>
+<wire x1="5" y1="-3.5" x2="5" y2="8.2" width="0.127" layer="21"/>
+<wire x1="-3" y1="0" x2="-3" y2="7.5" width="0.6096" layer="21"/>
+<wire x1="-1" y1="0" x2="-1" y2="7.5" width="0.6096" layer="21"/>
+<wire x1="1" y1="0" x2="1" y2="7.5" width="0.6096" layer="21"/>
+<wire x1="3" y1="0" x2="3" y2="7.5" width="0.6096" layer="21"/>
+</package>
+<package name="6-WFDFN">
+<description>6-WFDFN package</description>
+<smd name="1" x="-0.75" y="0.65" dx="1.2" dy="0.35" layer="1"/>
+<smd name="2" x="-0.75" y="0" dx="1.2" dy="0.35" layer="1"/>
+<smd name="3" x="-0.75" y="-0.65" dx="1.2" dy="0.35" layer="1"/>
+<smd name="4" x="0.75" y="-0.65" dx="1.2" dy="0.35" layer="1"/>
+<smd name="5" x="0.75" y="0" dx="1.2" dy="0.35" layer="1"/>
+<smd name="6" x="0.75" y="0.65" dx="1.2" dy="0.35" layer="1"/>
+<wire x1="-1" y1="1.4" x2="1" y2="1.4" width="0.127" layer="21"/>
+<wire x1="1" y1="1.4" x2="1" y2="-1.4" width="0.127" layer="21"/>
+<wire x1="1" y1="-1.4" x2="-1" y2="-1.4" width="0.127" layer="21"/>
+<wire x1="-1" y1="-1.4" x2="-1" y2="1.4" width="0.127" layer="21"/>
+<circle x="-1.5" y="1.5" radius="0.15" width="0.127" layer="21"/>
+</package>
 </packages>
 <symbols>
 <symbol name="STM32F042K-T">
@@ -440,6 +470,37 @@
 <text x="-2.159" y="-1.143" size="0.8636" layer="93">1</text>
 <text x="1.524" y="-1.143" size="0.8636" layer="93">2</text>
 </symbol>
+<symbol name="M04">
+<wire x1="1.27" y1="-5.08" x2="-5.08" y2="-5.08" width="0.4064" layer="94"/>
+<wire x1="-1.27" y1="2.54" x2="0" y2="2.54" width="0.6096" layer="94"/>
+<wire x1="-1.27" y1="0" x2="0" y2="0" width="0.6096" layer="94"/>
+<wire x1="-1.27" y1="-2.54" x2="0" y2="-2.54" width="0.6096" layer="94"/>
+<wire x1="-5.08" y1="7.62" x2="-5.08" y2="-5.08" width="0.4064" layer="94"/>
+<wire x1="1.27" y1="-5.08" x2="1.27" y2="7.62" width="0.4064" layer="94"/>
+<wire x1="-5.08" y1="7.62" x2="1.27" y2="7.62" width="0.4064" layer="94"/>
+<wire x1="-1.27" y1="5.08" x2="0" y2="5.08" width="0.6096" layer="94"/>
+<text x="-5.08" y="-7.62" size="1.778" layer="96">&gt;VALUE</text>
+<text x="-5.08" y="8.382" size="1.778" layer="95">&gt;NAME</text>
+<pin name="1" x="5.08" y="-2.54" visible="pad" length="middle" direction="pas" swaplevel="1" rot="R180"/>
+<pin name="2" x="5.08" y="0" visible="pad" length="middle" direction="pas" swaplevel="1" rot="R180"/>
+<pin name="3" x="5.08" y="2.54" visible="pad" length="middle" direction="pas" swaplevel="1" rot="R180"/>
+<pin name="4" x="5.08" y="5.08" visible="pad" length="middle" direction="pas" swaplevel="1" rot="R180"/>
+</symbol>
+<symbol name="TSL2591">
+<description>Symbol for TSL2591 light sensor</description>
+<wire x1="-7.62" y1="7.62" x2="7.62" y2="7.62" width="0.254" layer="94"/>
+<wire x1="7.62" y1="7.62" x2="7.62" y2="-7.62" width="0.254" layer="94"/>
+<wire x1="7.62" y1="-7.62" x2="-7.62" y2="-7.62" width="0.254" layer="94"/>
+<wire x1="-7.62" y1="-7.62" x2="-7.62" y2="7.62" width="0.254" layer="94"/>
+<pin name="SCL" x="-12.7" y="5.08" length="middle"/>
+<pin name="INT" x="-12.7" y="0" length="middle"/>
+<pin name="GND" x="-12.7" y="-5.08" length="middle"/>
+<pin name="NC" x="12.7" y="-5.08" length="middle" rot="R180"/>
+<pin name="VDD" x="12.7" y="0" length="middle" rot="R180"/>
+<pin name="SDA" x="12.7" y="5.08" length="middle" rot="R180"/>
+<text x="-7.62" y="8.89" size="1.27" layer="94">&gt;Name</text>
+<text x="-7.62" y="-10.16" size="1.27" layer="94">&gt;Value</text>
+</symbol>
 </symbols>
 <devicesets>
 <deviceset name="STM32F042K-T" prefix="U">
@@ -487,7 +548,7 @@
 </device>
 </devices>
 </deviceset>
-<deviceset name="SN65HVD234" prefix="U1">
+<deviceset name="SN65HVD234" prefix="U">
 <gates>
 <gate name="G$1" symbol="SN65HVD234" x="0" y="0"/>
 </gates>
@@ -576,6 +637,45 @@
 </device>
 </devices>
 </deviceset>
+<deviceset name="JST-PA-4" prefix="J1">
+<gates>
+<gate name="J1" symbol="M04" x="0" y="-2.54"/>
+</gates>
+<devices>
+<device name="PTH" package="JST-PA-4">
+<connects>
+<connect gate="J1" pin="1" pad="1"/>
+<connect gate="J1" pin="2" pad="2"/>
+<connect gate="J1" pin="3" pad="3"/>
+<connect gate="J1" pin="4" pad="4"/>
+</connects>
+<technologies>
+<technology name=""/>
+</technologies>
+</device>
+</devices>
+</deviceset>
+<deviceset name="TSL2591" prefix="U">
+<description>TSL2591 light sensor</description>
+<gates>
+<gate name="U1" symbol="TSL2591" x="0" y="0"/>
+</gates>
+<devices>
+<device name="" package="6-WFDFN">
+<connects>
+<connect gate="U1" pin="GND" pad="3"/>
+<connect gate="U1" pin="INT" pad="2"/>
+<connect gate="U1" pin="NC" pad="4"/>
+<connect gate="U1" pin="SCL" pad="1"/>
+<connect gate="U1" pin="SDA" pad="6"/>
+<connect gate="U1" pin="VDD" pad="5"/>
+</connects>
+<technologies>
+<technology name=""/>
+</technologies>
+</device>
+</devices>
+</deviceset>
 </devicesets>
 </library>
 <library name="SparkFun-DiscreteSemi">
@@ -3134,71 +3234,6 @@ Standard schematic elements and footprin
 </deviceset>
 </devicesets>
 </library>
-<library name="SLAT-CON-JST-ZH">
-<packages>
-<package name="ZH-H-4-1">
-<wire x1="5.98" y1="-1.4" x2="5.98" y2="4.6" width="0.254" layer="21"/>
-<wire x1="5.98" y1="4.6" x2="-1.52" y2="4.6" width="0.254" layer="21"/>
-<wire x1="-1.52" y1="4.6" x2="-1.52" y2="-1.4" width="0.254" layer="21"/>
-<wire x1="-1.52" y1="-1.4" x2="5.98" y2="-1.4" width="0.254" layer="21"/>
-<wire x1="5.98" y1="2.1" x2="5.48" y2="2.1" width="0.254" layer="21"/>
-<wire x1="5.48" y1="2.1" x2="5.48" y2="1.1" width="0.254" layer="21"/>
-<wire x1="5.48" y1="1.1" x2="5.98" y2="1.1" width="0.254" layer="21"/>
-<wire x1="-1.52" y1="2.1" x2="-1.02" y2="2.1" width="0.254" layer="21"/>
-<wire x1="-1.02" y1="2.1" x2="-1.02" y2="1.1" width="0.254" layer="21"/>
-<wire x1="-1.02" y1="1.1" x2="-1.52" y2="1.1" width="0.254" layer="21"/>
-<wire x1="0" y1="0" x2="0" y2="4" width="0.6096" layer="21"/>
-<wire x1="1.5" y1="0" x2="1.5" y2="4" width="0.6096" layer="21"/>
-<wire x1="3" y1="0" x2="3" y2="4" width="0.6096" layer="21"/>
-<wire x1="4.5" y1="0" x2="4.5" y2="4" width="0.6096" layer="21"/>
-<pad name="1" x="4.5" y="-0.02" drill="0.7" diameter="1.016" shape="long" rot="R90"/>
-<pad name="2" x="3" y="-0.02" drill="0.7" diameter="1.016" shape="long" rot="R90"/>
-<pad name="3" x="1.5" y="-0.02" drill="0.7" diameter="1.016" shape="long" rot="R90"/>
-<pad name="4" x="0" y="-0.02" drill="0.7" diameter="1.016" shape="long" rot="R90"/>
-<text x="-1.0292" y="-3.0728" size="1.27" layer="25">&gt;NAME</text>
-<text x="-1.0054" y="4.9884" size="1.27" layer="27">&gt;VALUE</text>
-<rectangle x1="5.25" y1="-1.45" x2="6" y2="-0.7" layer="25"/>
-</package>
-</packages>
-<symbols>
-<symbol name="ZH-4-1">
-<wire x1="1.27" y1="-5.08" x2="-3.81" y2="-5.08" width="0.4064" layer="94"/>
-<wire x1="-1.27" y1="-2.54" x2="0" y2="-2.54" width="0.6096" layer="94"/>
-<wire x1="-1.27" y1="0" x2="0" y2="0" width="0.6096" layer="94"/>
-<wire x1="-1.27" y1="5.08" x2="0" y2="5.08" width="0.6096" layer="94"/>
-<wire x1="-1.27" y1="2.54" x2="0" y2="2.54" width="0.6096" layer="94"/>
-<wire x1="-3.81" y1="7.62" x2="-3.81" y2="-5.08" width="0.4064" layer="94"/>
-<wire x1="1.27" y1="-5.08" x2="1.27" y2="7.62" width="0.4064" layer="94"/>
-<wire x1="-3.81" y1="7.62" x2="1.27" y2="7.62" width="0.4064" layer="94"/>
-<text x="-3.81" y="-7.62" size="1.778" layer="96" font="vector">&gt;VALUE</text>
-<text x="-3.81" y="8.89" size="1.778" layer="95" font="vector">&gt;NAME</text>
-<pin name="4" x="5.08" y="-2.54" visible="pad" length="middle" direction="pas" swaplevel="1" rot="R180"/>
-<pin name="3" x="5.08" y="0" visible="pad" length="middle" direction="pas" swaplevel="1" rot="R180"/>
-<pin name="2" x="5.08" y="2.54" visible="pad" length="middle" direction="pas" swaplevel="1" rot="R180"/>
-<pin name="1" x="5.08" y="5.08" visible="pad" length="middle" direction="pas" swaplevel="1" rot="R180"/>
-</symbol>
-</symbols>
-<devicesets>
-<deviceset name="ZH-H-4-1" prefix="J">
-<gates>
-<gate name="G$1" symbol="ZH-4-1" x="-5.08" y="-2.54"/>
-</gates>
-<devices>
-<device name="" package="ZH-H-4-1">
-<connects>
-<connect gate="G$1" pin="1" pad="1"/>
-<connect gate="G$1" pin="2" pad="2"/>
-<connect gate="G$1" pin="3" pad="3"/>
-<connect gate="G$1" pin="4" pad="4"/>
-</connects>
-<technologies>
-<technology name=""/>
-</technologies>
-</device>
-</devices>
-</deviceset>
-</devicesets>
-</library>
 </libraries>
 <attributes>
 </attributes>
@@ -3248,8 +3283,6 @@ Standard schematic elements and footprin
 <part name="R3" library="SparkFun-Resistors" deviceset="RESISTOR" device="0402" value="?"/>
 <part name="GND12" library="SparkFun-Aesthetics" deviceset="GND" device=""/>
 <part name="C11" library="SparkFun-Passives" deviceset="CAP" device="0402-CAP" value="0.1uF"/>
-<part name="J2" library="SLAT-CON-JST-ZH" deviceset="ZH-H-4-1" device=""/>
-<part name="J1" library="SLAT-CON-JST-ZH" deviceset="ZH-H-4-1" device=""/>
 <part name="GND16" library="SparkFun-Aesthetics" deviceset="GND" device=""/>
 <part name="SUPPLY11" library="SparkFun-Aesthetics" deviceset="3.3V" device=""/>
 <part name="C10" library="SparkFun-Passives" deviceset="CAP" device="0402-CAP" value="0.1uF"/>
@@ -3270,6 +3303,16 @@ Standard schematic elements and footprin
 <part name="Q1" library="SparkFun-DiscreteSemi" deviceset="MOSFET-PCHANNEL" device="" value=""/>
 <part name="R4" library="SparkFun-Resistors" deviceset="RESISTOR" device="0402" value="100k"/>
 <part name="D4" library="SparkFun-DiscreteSemi" deviceset="DIODE-ZENER" device="5.6V" value="8V"/>
+<part name="J1" library="Protofusion" deviceset="JST-PA-4" device="PTH"/>
+<part name="J2" library="Protofusion" deviceset="JST-PA-4" device="PTH"/>
+<part name="U3" library="Protofusion" deviceset="TSL2591" device=""/>
+<part name="SUPPLY12" library="SparkFun-Aesthetics" deviceset="3.3V" device=""/>
+<part name="GND17" library="SparkFun-Aesthetics" deviceset="GND" device=""/>
+<part name="C12" library="SparkFun-Passives" deviceset="CAP" device="0402-CAP" value="1uF"/>
+<part name="SUPPLY13" library="SparkFun-Aesthetics" deviceset="3.3V" device=""/>
+<part name="R7" library="SparkFun-Resistors" deviceset="RESISTOR" device="0402" value="1.5k"/>
+<part name="R8" library="SparkFun-Resistors" deviceset="RESISTOR" device="0402" value="1.5k"/>
+<part name="SUPPLY14" library="SparkFun-Aesthetics" deviceset="3.3V" device=""/>
 </parts>
 <sheets>
 <sheet>
@@ -3285,7 +3328,7 @@ Standard schematic elements and footprin
 </plain>
 <instances>
 <instance part="U1" gate="G$1" x="78.74" y="45.72"/>
-<instance part="U2" gate="U1" x="200.66" y="132.08"/>
+<instance part="U2" gate="U1" x="200.66" y="152.4"/>
 <instance part="SUPPLY1" gate="G$1" x="12.7" y="71.12"/>
 <instance part="FRAME1" gate="G$1" x="0" y="0"/>
 <instance part="FRAME1" gate="V" x="147.32" y="0"/>
@@ -3293,8 +3336,8 @@ Standard schematic elements and footprin
 <instance part="GND8" gate="1" x="71.12" y="149.86"/>
 <instance part="SUPPLY9" gate="G$1" x="177.8" y="60.96"/>
 <instance part="GND14" gate="1" x="177.8" y="45.72"/>
-<instance part="SUPPLY10" gate="G$1" x="177.8" y="142.24"/>
-<instance part="GND15" gate="1" x="177.8" y="119.38"/>
+<instance part="SUPPLY10" gate="G$1" x="177.8" y="162.56"/>
+<instance part="GND15" gate="1" x="177.8" y="139.7"/>
 <instance part="GND9" gate="1" x="78.74" y="10.16"/>
 <instance part="GND7" gate="1" x="45.72" y="93.98"/>
 <instance part="SUPPLY6" gate="G$1" x="114.3" y="111.76"/>
@@ -3325,10 +3368,8 @@ Standard schematic elements and footprin
 <instance part="R1" gate="G$1" x="25.4" y="170.18"/>
 <instance part="R2" gate="G$1" x="25.4" y="160.02"/>
 <instance part="R3" gate="G$1" x="25.4" y="149.86"/>
-<instance part="GND12" gate="1" x="124.46" y="60.96"/>
-<instance part="C11" gate="G$1" x="177.8" y="134.62" rot="R180"/>
-<instance part="J2" gate="G$1" x="104.14" y="160.02" rot="R180"/>
-<instance part="J1" gate="G$1" x="78.74" y="160.02" rot="R180"/>
+<instance part="GND12" gate="1" x="134.62" y="60.96"/>
+<instance part="C11" gate="G$1" x="177.8" y="154.94" rot="R180"/>
 <instance part="GND16" gate="1" x="215.9" y="43.18"/>
 <instance part="SUPPLY11" gate="G$1" x="215.9" y="60.96"/>
 <instance part="C10" gate="G$1" x="177.8" y="53.34" smashed="yes" rot="MR0">
@@ -3355,6 +3396,16 @@ Standard schematic elements and footprin
 <instance part="Q1" gate="G$1" x="33.02" y="119.38" rot="R90"/>
 <instance part="R4" gate="G$1" x="33.02" y="104.14" rot="R90"/>
 <instance part="D4" gate="G$1" x="40.64" y="114.3" rot="R90"/>
+<instance part="J1" gate="J1" x="78.74" y="160.02" rot="R180"/>
+<instance part="J2" gate="J1" x="104.14" y="160.02" rot="R180"/>
+<instance part="U3" gate="U1" x="203.2" y="111.76"/>
+<instance part="SUPPLY12" gate="G$1" x="175.26" y="121.92"/>
+<instance part="GND17" gate="1" x="175.26" y="101.6"/>
+<instance part="C12" gate="G$1" x="175.26" y="114.3" rot="R180"/>
+<instance part="SUPPLY13" gate="G$1" x="228.6" y="119.38"/>
+<instance part="R7" gate="G$1" x="195.58" y="124.46"/>
+<instance part="R8" gate="G$1" x="210.82" y="124.46"/>
+<instance part="SUPPLY14" gate="G$1" x="203.2" y="127"/>
 </instances>
 <busses>
 </busses>
@@ -3397,17 +3448,17 @@ Standard schematic elements and footprin
 </segment>
 <segment>
 <pinref part="U2" gate="U1" pin="VDD"/>
-<wire x1="185.42" y1="139.7" x2="182.88" y2="139.7" width="0.1524" layer="91"/>
+<wire x1="185.42" y1="160.02" x2="182.88" y2="160.02" width="0.1524" layer="91"/>
 <pinref part="U2" gate="U1" pin="VDDIO"/>
-<wire x1="185.42" y1="134.62" x2="182.88" y2="134.62" width="0.1524" layer="91"/>
-<wire x1="182.88" y1="134.62" x2="182.88" y2="139.7" width="0.1524" layer="91"/>
-<junction x="182.88" y="139.7"/>
-<wire x1="182.88" y1="139.7" x2="177.8" y2="139.7" width="0.1524" layer="91"/>
+<wire x1="185.42" y1="154.94" x2="182.88" y2="154.94" width="0.1524" layer="91"/>
+<wire x1="182.88" y1="154.94" x2="182.88" y2="160.02" width="0.1524" layer="91"/>
+<junction x="182.88" y="160.02"/>
+<wire x1="182.88" y1="160.02" x2="177.8" y2="160.02" width="0.1524" layer="91"/>
 <pinref part="C11" gate="G$1" pin="2"/>
-<wire x1="177.8" y1="139.7" x2="177.8" y2="137.16" width="0.1524" layer="91"/>
+<wire x1="177.8" y1="160.02" x2="177.8" y2="157.48" width="0.1524" layer="91"/>
 <pinref part="SUPPLY10" gate="G$1" pin="3.3V"/>
-<wire x1="177.8" y1="142.24" x2="177.8" y2="139.7" width="0.1524" layer="91"/>
-<junction x="177.8" y="139.7"/>
+<wire x1="177.8" y1="162.56" x2="177.8" y2="160.02" width="0.1524" layer="91"/>
+<junction x="177.8" y="160.02"/>
 </segment>
 <segment>
 <pinref part="SUPPLY11" gate="G$1" pin="3.3V"/>
@@ -3444,19 +3495,39 @@ Standard schematic elements and footprin
 <pinref part="J3" gate="G$1" pin="VCC"/>
 <wire x1="124.46" y1="162.56" x2="127" y2="162.56" width="0.1524" layer="91"/>
 </segment>
+<segment>
+<pinref part="SUPPLY12" gate="G$1" pin="3.3V"/>
+<pinref part="C12" gate="G$1" pin="2"/>
+<wire x1="175.26" y1="121.92" x2="175.26" y2="116.84" width="0.1524" layer="91"/>
+</segment>
+<segment>
+<pinref part="U3" gate="U1" pin="VDD"/>
+<pinref part="SUPPLY13" gate="G$1" pin="3.3V"/>
+<wire x1="215.9" y1="111.76" x2="228.6" y2="111.76" width="0.1524" layer="91"/>
+<wire x1="228.6" y1="111.76" x2="228.6" y2="119.38" width="0.1524" layer="91"/>
+</segment>
+<segment>
+<pinref part="R7" gate="G$1" pin="2"/>
+<wire x1="200.66" y1="124.46" x2="203.2" y2="124.46" width="0.1524" layer="91"/>
+<pinref part="SUPPLY14" gate="G$1" pin="3.3V"/>
+<wire x1="203.2" y1="127" x2="203.2" y2="124.46" width="0.1524" layer="91"/>
+<pinref part="R8" gate="G$1" pin="1"/>
+<wire x1="203.2" y1="124.46" x2="205.74" y2="124.46" width="0.1524" layer="91"/>
+<junction x="203.2" y="124.46"/>
+</segment>
 </net>
 <net name="GND" class="0">
 <segment>
 <wire x1="96.52" y1="154.94" x2="99.06" y2="154.94" width="0.1524" layer="91"/>
 <pinref part="GND10" gate="1" pin="GND"/>
 <wire x1="96.52" y1="154.94" x2="96.52" y2="152.4" width="0.1524" layer="91"/>
-<pinref part="J2" gate="G$1" pin="1"/>
+<pinref part="J2" gate="J1" pin="4"/>
 </segment>
 <segment>
 <pinref part="GND8" gate="1" pin="GND"/>
 <wire x1="73.66" y1="154.94" x2="71.12" y2="154.94" width="0.1524" layer="91"/>
 <wire x1="71.12" y1="154.94" x2="71.12" y2="152.4" width="0.1524" layer="91"/>
-<pinref part="J1" gate="G$1" pin="1"/>
+<pinref part="J1" gate="J1" pin="4"/>
 </segment>
 <segment>
 <pinref part="GND14" gate="1" pin="GND"/>
@@ -3469,16 +3540,16 @@ Standard schematic elements and footprin
 <segment>
 <pinref part="U2" gate="U1" pin="GND2"/>
 <pinref part="GND15" gate="1" pin="GND"/>
-<wire x1="185.42" y1="124.46" x2="182.88" y2="124.46" width="0.1524" layer="91"/>
-<wire x1="182.88" y1="124.46" x2="177.8" y2="124.46" width="0.1524" layer="91"/>
-<wire x1="177.8" y1="124.46" x2="177.8" y2="121.92" width="0.1524" layer="91"/>
+<wire x1="185.42" y1="144.78" x2="182.88" y2="144.78" width="0.1524" layer="91"/>
+<wire x1="182.88" y1="144.78" x2="177.8" y2="144.78" width="0.1524" layer="91"/>
+<wire x1="177.8" y1="144.78" x2="177.8" y2="142.24" width="0.1524" layer="91"/>
 <pinref part="C11" gate="G$1" pin="1"/>
-<junction x="177.8" y="124.46"/>
-<wire x1="177.8" y1="129.54" x2="177.8" y2="124.46" width="0.1524" layer="91"/>
+<junction x="177.8" y="144.78"/>
+<wire x1="177.8" y1="149.86" x2="177.8" y2="144.78" width="0.1524" layer="91"/>
 <pinref part="U2" gate="U1" pin="GND1"/>
-<wire x1="185.42" y1="129.54" x2="182.88" y2="129.54" width="0.1524" layer="91"/>
-<wire x1="182.88" y1="129.54" x2="182.88" y2="124.46" width="0.1524" layer="91"/>
-<junction x="182.88" y="124.46"/>
+<wire x1="185.42" y1="149.86" x2="182.88" y2="149.86" width="0.1524" layer="91"/>
+<wire x1="182.88" y1="149.86" x2="182.88" y2="144.78" width="0.1524" layer="91"/>
+<junction x="182.88" y="144.78"/>
 </segment>
 <segment>
 <pinref part="U1" gate="G$1" pin="GND"/>
@@ -3521,8 +3592,8 @@ Standard schematic elements and footprin
 <segment>
 <pinref part="U1" gate="G$1" pin="BOOT0/I2C1_SCL/CAN_RX/PB8"/>
 <pinref part="GND12" gate="1" pin="GND"/>
-<wire x1="119.38" y1="66.04" x2="124.46" y2="66.04" width="0.1524" layer="91"/>
-<wire x1="124.46" y1="66.04" x2="124.46" y2="63.5" width="0.1524" layer="91"/>
+<wire x1="119.38" y1="66.04" x2="134.62" y2="66.04" width="0.1524" layer="91"/>
+<wire x1="134.62" y1="66.04" x2="134.62" y2="63.5" width="0.1524" layer="91"/>
 </segment>
 <segment>
 <pinref part="GND16" gate="1" pin="GND"/>
@@ -3578,17 +3649,26 @@ Standard schematic elements and footprin
 <pinref part="GND3" gate="1" pin="GND"/>
 <wire x1="20.32" y1="10.16" x2="20.32" y2="7.62" width="0.1524" layer="91"/>
 </segment>
+<segment>
+<pinref part="U3" gate="U1" pin="GND"/>
+<wire x1="190.5" y1="106.68" x2="175.26" y2="106.68" width="0.1524" layer="91"/>
+<pinref part="C12" gate="G$1" pin="1"/>
+<wire x1="175.26" y1="106.68" x2="175.26" y2="109.22" width="0.1524" layer="91"/>
+<pinref part="GND17" gate="1" pin="GND"/>
+<wire x1="175.26" y1="106.68" x2="175.26" y2="104.14" width="0.1524" layer="91"/>
+<junction x="175.26" y="106.68"/>
+</segment>
 </net>
 <net name="CAN_H" class="0">
 <segment>
 <wire x1="73.66" y1="160.02" x2="71.12" y2="160.02" width="0.1524" layer="91"/>
 <label x="71.12" y="160.02" size="1.27" layer="95" rot="R180" xref="yes"/>
-<pinref part="J1" gate="G$1" pin="3"/>
+<pinref part="J1" gate="J1" pin="2"/>
 </segment>
 <segment>
 <wire x1="99.06" y1="160.02" x2="96.52" y2="160.02" width="0.1524" layer="91"/>
 <label x="96.52" y="160.02" size="1.27" layer="95" rot="R180" xref="yes"/>
-<pinref part="J2" gate="G$1" pin="3"/>
+<pinref part="J2" gate="J1" pin="2"/>
 </segment>
 <segment>
 <label x="218.44" y="55.88" size="1.27" layer="95" xref="yes"/>
@@ -3600,12 +3680,12 @@ Standard schematic elements and footprin
 <segment>
 <wire x1="73.66" y1="157.48" x2="71.12" y2="157.48" width="0.1524" layer="91"/>
 <label x="71.12" y="157.48" size="1.27" layer="95" rot="R180" xref="yes"/>
-<pinref part="J1" gate="G$1" pin="2"/>
+<pinref part="J1" gate="J1" pin="3"/>
 </segment>
 <segment>
 <wire x1="99.06" y1="157.48" x2="96.52" y2="157.48" width="0.1524" layer="91"/>
 <label x="96.52" y="157.48" size="1.27" layer="95" rot="R180" xref="yes"/>
-<pinref part="J2" gate="G$1" pin="2"/>
+<pinref part="J2" gate="J1" pin="3"/>
 </segment>
 <segment>
 <label x="218.44" y="53.34" size="1.27" layer="95" xref="yes"/>
@@ -3709,8 +3789,8 @@ Standard schematic elements and footprin
 <net name="SDI" class="0">
 <segment>
 <pinref part="U2" gate="U1" pin="SDI/SDA"/>
-<wire x1="215.9" y1="134.62" x2="220.98" y2="134.62" width="0.1524" layer="91"/>
-<label x="220.98" y="134.62" size="1.27" layer="95" xref="yes"/>
+<wire x1="215.9" y1="154.94" x2="220.98" y2="154.94" width="0.1524" layer="91"/>
+<label x="220.98" y="154.94" size="1.27" layer="95" xref="yes"/>
 </segment>
 <segment>
 <pinref part="U1" gate="G$1" pin="SPI1_MOSI/PB5"/>
@@ -3721,8 +3801,8 @@ Standard schematic elements and footprin
 <net name="SCK" class="0">
 <segment>
 <pinref part="U2" gate="U1" pin="SCK/SCL"/>
-<wire x1="215.9" y1="124.46" x2="220.98" y2="124.46" width="0.1524" layer="91"/>
-<label x="220.98" y="124.46" size="1.27" layer="95" xref="yes"/>
+<wire x1="215.9" y1="144.78" x2="220.98" y2="144.78" width="0.1524" layer="91"/>
+<label x="220.98" y="144.78" size="1.27" layer="95" xref="yes"/>
 </segment>
 <segment>
 <pinref part="U1" gate="G$1" pin="SPI1_SCK/PB3"/>
@@ -3733,8 +3813,8 @@ Standard schematic elements and footprin
 <net name="SDO" class="0">
 <segment>
 <pinref part="U2" gate="U1" pin="SDO/ADR"/>
-<wire x1="215.9" y1="129.54" x2="220.98" y2="129.54" width="0.1524" layer="91"/>
-<label x="220.98" y="129.54" size="1.27" layer="95" xref="yes"/>
+<wire x1="215.9" y1="149.86" x2="220.98" y2="149.86" width="0.1524" layer="91"/>
+<label x="220.98" y="149.86" size="1.27" layer="95" xref="yes"/>
 </segment>
 <segment>
 <pinref part="U1" gate="G$1" pin="SPI1_MISO/PB4"/>
@@ -3745,8 +3825,8 @@ Standard schematic elements and footprin
 <net name="!CS" class="0">
 <segment>
 <pinref part="U2" gate="U1" pin="!CS"/>
-<wire x1="215.9" y1="139.7" x2="220.98" y2="139.7" width="0.1524" layer="91"/>
-<label x="220.98" y="139.7" size="1.27" layer="95" xref="yes"/>
+<wire x1="215.9" y1="160.02" x2="220.98" y2="160.02" width="0.1524" layer="91"/>
+<label x="220.98" y="160.02" size="1.27" layer="95" xref="yes"/>
 </segment>
 <segment>
 <pinref part="U1" gate="G$1" pin="USART2_RX/PA15"/>
@@ -3838,14 +3918,14 @@ Standard schematic elements and footprin
 <segment>
 <wire x1="73.66" y1="162.56" x2="71.12" y2="162.56" width="0.1524" layer="91"/>
 <wire x1="71.12" y1="162.56" x2="71.12" y2="165.1" width="0.1524" layer="91"/>
-<pinref part="J1" gate="G$1" pin="4"/>
 <pinref part="SUPPLY4" gate="G$1" pin="VIN"/>
+<pinref part="J1" gate="J1" pin="1"/>
 </segment>
 <segment>
 <wire x1="99.06" y1="162.56" x2="96.52" y2="162.56" width="0.1524" layer="91"/>
 <wire x1="96.52" y1="162.56" x2="96.52" y2="165.1" width="0.1524" layer="91"/>
-<pinref part="J2" gate="G$1" pin="4"/>
 <pinref part="SUPPLY5" gate="G$1" pin="VIN"/>
+<pinref part="J2" gate="J1" pin="1"/>
 </segment>
 <segment>
 <pinref part="SUPPLY3" gate="G$1" pin="VIN"/>
@@ -3885,6 +3965,52 @@ Standard schematic elements and footprin
 <junction x="33.02" y="109.22"/>
 </segment>
 </net>
+<net name="SDA" class="0">
+<segment>
+<pinref part="U3" gate="U1" pin="SDA"/>
+<wire x1="215.9" y1="116.84" x2="218.44" y2="116.84" width="0.1524" layer="91"/>
+<label x="220.98" y="116.84" size="1.27" layer="95" xref="yes"/>
+<wire x1="218.44" y1="116.84" x2="220.98" y2="116.84" width="0.1524" layer="91"/>
+<wire x1="218.44" y1="124.46" x2="218.44" y2="116.84" width="0.1524" layer="91"/>
+<junction x="218.44" y="116.84"/>
+<pinref part="R8" gate="G$1" pin="2"/>
+<wire x1="215.9" y1="124.46" x2="218.44" y2="124.46" width="0.1524" layer="91"/>
+</segment>
+<segment>
+<pinref part="U1" gate="G$1" pin="I2C1_SDA/USART1_RX/PB7"/>
+<wire x1="119.38" y1="60.96" x2="124.46" y2="60.96" width="0.1524" layer="91"/>
+<label x="124.46" y="60.96" size="1.27" layer="95" xref="yes"/>
+</segment>
+</net>
+<net name="SCL" class="0">
+<segment>
+<pinref part="U3" gate="U1" pin="SCL"/>
+<wire x1="190.5" y1="116.84" x2="187.96" y2="116.84" width="0.1524" layer="91"/>
+<label x="185.42" y="116.84" size="1.27" layer="95" rot="R180" xref="yes"/>
+<pinref part="R7" gate="G$1" pin="1"/>
+<wire x1="187.96" y1="116.84" x2="185.42" y2="116.84" width="0.1524" layer="91"/>
+<wire x1="190.5" y1="124.46" x2="187.96" y2="124.46" width="0.1524" layer="91"/>
+<wire x1="187.96" y1="124.46" x2="187.96" y2="116.84" width="0.1524" layer="91"/>
+<junction x="187.96" y="116.84"/>
+</segment>
+<segment>
+<pinref part="U1" gate="G$1" pin="I2C1_SCL/USART1_TX/PB6"/>
+<wire x1="119.38" y1="58.42" x2="124.46" y2="58.42" width="0.1524" layer="91"/>
+<label x="124.46" y="58.42" size="1.27" layer="95" xref="yes"/>
+</segment>
+</net>
+<net name="INT" class="0">
+<segment>
+<pinref part="U3" gate="U1" pin="INT"/>
+<wire x1="190.5" y1="111.76" x2="185.42" y2="111.76" width="0.1524" layer="91"/>
+<label x="185.42" y="111.76" size="1.27" layer="95" rot="R180" xref="yes"/>
+</segment>
+<segment>
+<pinref part="U1" gate="G$1" pin="PB1/ADC9"/>
+<wire x1="38.1" y1="22.86" x2="35.56" y2="22.86" width="0.1524" layer="91"/>
+<label x="35.56" y="22.86" size="1.27" layer="95" rot="R180" xref="yes"/>
+</segment>
+</net>
 </nets>
 </sheet>
 </sheets>