<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="9.7.0">
<drawing>
<board>
<plain>
<wire x1="102.87" y1="62.23" x2="86.36" y2="62.23" width="0.4064" layer="20"/>
<wire x1="86.36" y1="62.23" x2="83.82" y2="64.77" width="0.4064" layer="20"/>
<wire x1="83.82" y1="64.77" x2="83.82" y2="69.85" width="0.4064" layer="20"/>
<wire x1="83.82" y1="69.85" x2="77.47" y2="76.2" width="0.4064" layer="20"/>
<wire x1="77.47" y1="76.2" x2="63.5" y2="76.2" width="0.4064" layer="20"/>
<wire x1="63.5" y1="76.2" x2="55.88" y2="68.58" width="0.4064" layer="20"/>
<wire x1="55.88" y1="68.58" x2="49.53" y2="68.58" width="0.4064" layer="20"/>
<wire x1="115.57" y1="71.12" x2="102.87" y2="71.12" width="0.4064" layer="20"/>
<wire x1="102.87" y1="71.12" x2="102.87" y2="62.23" width="0.4064" layer="20"/>
<text>I_rEaLlY_hope_this_works2.0
SolomonChen/HTMAA2021</text>
<wire x1="34.29" y1="59.69" x2="34.29" y2="20.32" width="0.4064" layer="20"/>
<wire x1="34.29" y1="20.32" x2="40.64" y2="13.97" width="0.4064" layer="20"/>
<wire x1="40.64" y1="13.97" x2="116.84" y2="13.97" width="0.4064" layer="20"/>
<wire x1="116.84" y1="13.97" x2="123.19" y2="20.32" width="0.4064" layer="20"/>
<wire x1="123.19" y1="20.32" x2="123.19" y2="59.69" width="0.4064" layer="20"/>
<wire x1="123.19" y1="59.69" x2="120.65" y2="62.23" width="0.4064" layer="20"/>
<wire x1="49.53" y1="68.58" x2="36.83" y2="68.58" width="0.1524" layer="20"/>
<wire x1="36.83" y1="68.58" x2="34.29" y2="66.04" width="0.1524" layer="20"/>
<wire x1="34.29" y1="66.04" x2="34.29" y2="59.69" width="0.1524" layer="20"/>
<wire x1="115.57" y1="71.12" x2="115.57" y2="62.23" width="0.1524" layer="20"/>
<wire x1="115.57" y1="62.23" x2="120.65" y2="62.23" width="0.1524" layer="20"/>
</plain>
<libraries>
<library name="fab">
<packages>
<package name="C1206FAB">
</package>
<package name="SOT23">
<description>&lt;b&gt;SOT 23&lt;/b&gt;</description>
</package>
<package name="ED555DS-2DS">
</package>
<package name="R1206FAB">
</package>
<package name="2X02SMD">
</package>
<package name="2X05SMD">
</package>
<package name="TQFP-32-FAB">
</package>
<package name="USB-A-PCB">
</package>
<package name="1X06SMD">
</package>
<package name="TO252">
<description>&lt;b&gt;SMALL OUTLINE TRANSISTOR&lt;/b&gt;&lt;p&gt;
TS-003</description>
</package>
<package name="MINI-SMA">
<description>mini-SMA diode</description>
</package>
</packages>
</library>
<library name="drv8436_breakout">
<packages>
<package name="DRV8436_BREAKOUT">
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="C1" library="fab" package="C1206FAB" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C2" library="fab" package="C1206FAB" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C3" library="fab" package="C1206FAB" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C4" library="fab" package="C1206FAB" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C5" library="fab" package="C1206FAB" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="IC1" library="fab" package="SOT23" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="J1" library="fab" package="ED555DS-2DS" value="CONN_02_TERM-FABLAB">
<attribute name="NAME"/>
</element>
<element name="R1" library="fab" package="R1206FAB" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R2" library="fab" package="R1206FAB" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R3" library="fab" package="R1206FAB" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R4" library="fab" package="R1206FAB" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R5" library="fab" package="R1206FAB" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R6" library="fab" package="R1206FAB" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U$1" library="drv8436_breakout" package="DRV8436_BREAKOUT" value="DRV8436_BEARKOUT_DEVICE"/>
<element name="U$10" library="fab" package="2X02SMD" value="CONN_02X2-PINHEAD-SMD">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U$2" library="drv8436_breakout" package="DRV8436_BREAKOUT" value="DRV8436_BEARKOUT_DEVICE"/>
<element name="U$3" library="drv8436_breakout" package="DRV8436_BREAKOUT" value="DRV8436_BEARKOUT_DEVICE"/>
<element name="U$4" library="fab" package="2X05SMD" value="CONN_05X2-PINHEAD-SMD">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U$5" library="fab" package="2X02SMD" value="CONN_02X2-PINHEAD-SMD">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U$6" library="fab" package="2X02SMD" value="CONN_02X2-PINHEAD-SMD">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U$7" library="fab" package="2X02SMD" value="CONN_02X2-PINHEAD-SMD">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U$8" library="fab" package="2X02SMD" value="CONN_02X2-PINHEAD-SMD">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U$9" library="fab" package="2X02SMD" value="CONN_02X2-PINHEAD-SMD">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U1" library="fab" package="TQFP-32-FAB" value="UC_ATSAMD21E18AFAB">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="X1" library="fab" package="USB-A-PCB" value="CONN_USBPCB">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R8" library="fab" package="R1206FAB" value="0">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R9" library="fab" package="R1206FAB" value="0">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R10" library="fab" package="R1206FAB" value="0">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R7" library="fab" package="R1206FAB" value="0">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U$11" library="drv8436_breakout" package="DRV8436_BREAKOUT" value="DRV8436_BEARKOUT_DEVICE"/>
<element name="R11" library="fab" package="R1206FAB" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R12" library="fab" package="R1206FAB" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U$12" library="fab" package="2X02SMD" value="CONN_02X2-PINHEAD-SMD">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R13" library="fab" package="R1206FAB" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R14" library="fab" package="R1206FAB" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U$13" library="fab" package="1X06SMD" value="CONN_06_FTDI-SMD-HEADER">
<attribute name="NAME"/>
</element>
<element name="U$14" library="fab" package="1X06SMD" value="CONN_06_FTDI-SMD-HEADER">
<attribute name="NAME"/>
</element>
<element name="R15" library="fab" package="R1206FAB" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="T1" library="fab" package="TO252" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R16" library="fab" package="R1206FAB" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="D1" library="fab" package="MINI-SMA" value="DIODE_SCHOTTKY_CDBM1100-G">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R17" library="fab" package="R1206FAB" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R18" library="fab" package="R1206FAB" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R19" library="fab" package="R1206FAB" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
</elements>
<signals>
<signal name="RST">
<contactref element="U1" pad="26"/>
<contactref element="U$4" pad="10"/>
</signal>
<signal name="VDD">
<contactref element="U1" pad="9"/>
<contactref element="U1" pad="30"/>
<contactref element="C2" pad="1"/>
<contactref element="U$4" pad="1"/>
<contactref element="R1" pad="2"/>
<contactref element="R3" pad="1"/>
<contactref element="R5" pad="2"/>
<contactref element="IC1" pad="1"/>
<contactref element="C4" pad="1"/>
<contactref element="U$1" pad="M1"/>
<contactref element="U$2" pad="M1"/>
<contactref element="U$3" pad="M1"/>
<contactref element="R8" pad="1"/>
<contactref element="R8" pad="2"/>
<contactref element="R7" pad="1"/>
<contactref element="R7" pad="2"/>
<contactref element="R11" pad="2"/>
<contactref element="U$11" pad="M1"/>
<contactref element="U$13" pad="1"/>
<contactref element="U$13" pad="4"/>
<contactref element="U$13" pad="2"/>
<contactref element="U$13" pad="3"/>
<contactref element="U$11" pad="NSLEEP"/>
<contactref element="U$3" pad="NSLEEP"/>
<contactref element="U$2" pad="NSLEEP"/>
<contactref element="U$1" pad="NSLEEP"/>
<contactref element="R17" pad="1"/>
<contactref element="R17" pad="2"/>
<contactref element="R19" pad="1"/>
<contactref element="R19" pad="2"/>
</signal>
<signal name="DIO">
<contactref element="U1" pad="32"/>
<contactref element="U$4" pad="2"/>
</signal>
<signal name="CLK">
<contactref element="U1" pad="31"/>
<contactref element="U$4" pad="4"/>
</signal>
<signal name="GND">
<contactref element="U1" pad="10"/>
<contactref element="U1" pad="28"/>
<contactref element="X1" pad="GND"/>
<contactref element="C1" pad="2"/>
<contactref element="C2" pad="2"/>
<contactref element="U$4" pad="3"/>
<contactref element="U$4" pad="5"/>
<contactref element="U$4" pad="9"/>
<contactref element="R2" pad="1"/>
<contactref element="U$1" pad="GND"/>
<contactref element="R6" pad="1"/>
<contactref element="U$3" pad="GND"/>
<contactref element="R4" pad="2"/>
<contactref element="U$2" pad="GND"/>
<contactref element="J1" pad="1"/>
<contactref element="C3" pad="1"/>
<contactref element="C4" pad="2"/>
<contactref element="C5" pad="2"/>
<contactref element="IC1" pad="3"/>
<contactref element="R9" pad="1"/>
<contactref element="R9" pad="2"/>
<contactref element="R10" pad="1"/>
<contactref element="R10" pad="2"/>
<contactref element="R12" pad="1"/>
<contactref element="U$11" pad="GND"/>
<contactref element="U$13" pad="5"/>
<contactref element="U$13" pad="6"/>
<contactref element="U$14" pad="1"/>
<contactref element="U$14" pad="2"/>
<contactref element="T1" pad="3"/>
<contactref element="R16" pad="1"/>
</signal>
<signal name="VCR">
<contactref element="U1" pad="29"/>
<contactref element="C1" pad="1"/>
</signal>
<signal name="USB_P">
<contactref element="X1" pad="USB_P"/>
<contactref element="U1" pad="24"/>
</signal>
<signal name="USB_M">
<contactref element="X1" pad="USB_M"/>
<contactref element="U1" pad="23"/>
</signal>
<signal name="VPOWER">
<contactref element="U$1" pad="VDD"/>
<contactref element="U$2" pad="VDD"/>
<contactref element="U$3" pad="VDD"/>
<contactref element="J1" pad="2"/>
<contactref element="C3" pad="2"/>
<contactref element="C5" pad="1"/>
<contactref element="IC1" pad="2"/>
<contactref element="U$11" pad="VDD"/>
<contactref element="R14" pad="1"/>
<contactref element="R14" pad="2"/>
<contactref element="U$14" pad="4"/>
<contactref element="R15" pad="1"/>
<contactref element="R15" pad="2"/>
<contactref element="D1" pad="KATHODE"/>
<contactref element="R18" pad="1"/>
<contactref element="R18" pad="2"/>
</signal>
<signal name="DIR1">
<contactref element="U$1" pad="DIR"/>
<contactref element="U1" pad="12"/>
</signal>
<signal name="STEP1">
<contactref element="U$1" pad="STOP"/>
<contactref element="U1" pad="13"/>
</signal>
<signal name="M0_1">
<contactref element="U$1" pad="M0"/>
<contactref element="U1" pad="14"/>
</signal>
<signal name="N$10">
<contactref element="U$7" pad="4"/>
<contactref element="U$1" pad="AOUT2"/>
</signal>
<signal name="N$15">
<contactref element="U$7" pad="3"/>
<contactref element="U$1" pad="BOUT2"/>
</signal>
<signal name="N$16">
<contactref element="U$1" pad="AOUT1"/>
<contactref element="U$7" pad="2"/>
</signal>
<signal name="N$17">
<contactref element="U$7" pad="1"/>
<contactref element="U$1" pad="BOUT1"/>
</signal>
<signal name="N$18">
<contactref element="U$1" pad="VREF"/>
<contactref element="R2" pad="2"/>
<contactref element="R1" pad="1"/>
</signal>
<signal name="DIR2">
<contactref element="U1" pad="19"/>
<contactref element="U$2" pad="M0"/>
</signal>
<signal name="STEP2">
<contactref element="U$2" pad="STOP"/>
<contactref element="U1" pad="18"/>
</signal>
<signal name="N$24">
<contactref element="U$2" pad="AOUT2"/>
<contactref element="U$6" pad="4"/>
</signal>
<signal name="N$25">
<contactref element="U$2" pad="BOUT2"/>
<contactref element="U$6" pad="3"/>
</signal>
<signal name="N$26">
<contactref element="U$6" pad="1"/>
<contactref element="U$2" pad="BOUT1"/>
</signal>
<signal name="N$27">
<contactref element="U$6" pad="2"/>
<contactref element="U$2" pad="AOUT1"/>
</signal>
<signal name="N$28">
<contactref element="U$3" pad="AOUT2"/>
<contactref element="U$5" pad="4"/>
</signal>
<signal name="N$29">
<contactref element="U$5" pad="3"/>
<contactref element="U$3" pad="BOUT2"/>
</signal>
<signal name="N$30">
<contactref element="U$3" pad="BOUT1"/>
<contactref element="U$5" pad="1"/>
</signal>
<signal name="N$31">
<contactref element="U$5" pad="2"/>
<contactref element="U$3" pad="AOUT1"/>
</signal>
<signal name="N$32">
<contactref element="U$2" pad="VREF"/>
<contactref element="R3" pad="2"/>
<contactref element="R4" pad="1"/>
</signal>
<signal name="N$35">
<contactref element="U$3" pad="VREF"/>
<contactref element="R6" pad="2"/>
<contactref element="R5" pad="1"/>
</signal>
<signal name="M0_2">
<contactref element="U1" pad="17"/>
<contactref element="U$2" pad="DIR"/>
</signal>
<signal name="DIR3">
<contactref element="U$3" pad="DIR"/>
<contactref element="U1" pad="22"/>
<contactref element="U$11" pad="DIR"/>
</signal>
<signal name="STEP3">
<contactref element="U$3" pad="STOP"/>
<contactref element="U1" pad="21"/>
<contactref element="U$11" pad="STOP"/>
</signal>
<signal name="M0_3">
<contactref element="U$3" pad="M0"/>
<contactref element="U1" pad="20"/>
<contactref element="U$11" pad="M0"/>
<contactref element="R13" pad="1"/>
<contactref element="R13" pad="2"/>
</signal>
<signal name="N$11">
<contactref element="U1" pad="5"/>
<contactref element="U$8" pad="4"/>
</signal>
<signal name="N$12">
<contactref element="U1" pad="6"/>
<contactref element="U$8" pad="2"/>
</signal>
<signal name="N$13">
<contactref element="U1" pad="7"/>
<contactref element="U$8" pad="1"/>
</signal>
<signal name="N$14">
<contactref element="U1" pad="8"/>
<contactref element="U$8" pad="3"/>
</signal>
<signal name="N$1">
<contactref element="U1" pad="16"/>
<contactref element="U$9" pad="2"/>
</signal>
<signal name="N$2">
<contactref element="U1" pad="15"/>
<contactref element="U$9" pad="4"/>
</signal>
<signal name="N$4">
<contactref element="U$10" pad="3"/>
<contactref element="U1" pad="25"/>
</signal>
<signal name="N$3">
<contactref element="U1" pad="27"/>
<contactref element="U$10" pad="1"/>
</signal>
<signal name="N$5">
<contactref element="U$11" pad="AOUT2"/>
<contactref element="U$12" pad="4"/>
</signal>
<signal name="N$6">
<contactref element="U$12" pad="3"/>
<contactref element="U$11" pad="BOUT2"/>
</signal>
<signal name="N$7">
<contactref element="U$11" pad="BOUT1"/>
<contactref element="U$12" pad="1"/>
</signal>
<signal name="N$8">
<contactref element="U$12" pad="2"/>
<contactref element="U$11" pad="AOUT1"/>
</signal>
<signal name="N$9">
<contactref element="U$11" pad="VREF"/>
<contactref element="R12" pad="2"/>
<contactref element="R11" pad="1"/>
</signal>
<signal name="N$19">
<contactref element="U$14" pad="3"/>
<contactref element="T1" pad="2"/>
<contactref element="D1" pad="ANODE"/>
</signal>
<signal name="PUMP">
<contactref element="T1" pad="1"/>
<contactref element="R16" pad="2"/>
<contactref element="U$14" pad="5"/>
</signal>
<signal name="N$20">
</signal>
<signal name="N$21">
</signal>
<signal name="N$22">
</signal>
</signals>
</board>
</drawing>
</eagle>
