<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="6.1">
<drawing>
<board>
<plain>
<text>5V Gnd 9V</text>
<text>- 6 5 4 3 2 1 0</text>
<text>0 1 2 3 4 5</text>
<text>3 2 1 0 9 8</text>
<text>1 1 1 1  </text>
<text>Analog in</text>
<text>Digital</text>
<text>AREF</text>
<text>GND</text>
<text>TX</text>
<text>RX</text>
<text>PWM</text>
<text>MIT CBA MTM</text>
<text>NMP/JDW</text>
<text>GRBL SHLD</text>
<text>X</text>
<text>Y</text>
<text>Z</text>
<text>r0.45</text>
<wire x1="-2.159" y1="58.3565" x2="-2.159" y2="-1.524" width="0.4064" layer="20"/>
<wire x1="-2.159" y1="-1.524" x2="106.553" y2="-1.524" width="0.4064" layer="20"/>
<wire x1="106.553" y1="-1.524" x2="106.553" y2="58.3565" width="0.4064" layer="20"/>
<wire x1="106.553" y1="58.3565" x2="-2.159" y2="58.3565" width="0.4064" layer="20"/>
<text>/DPG</text>
</plain>
<libraries>
<library name="pinhead">
<packages>
<package name="1X08">
<description>&lt;b&gt;PIN HEADER&lt;/b&gt;</description>
</package>
<package name="1X06">
<description>&lt;b&gt;PIN HEADER&lt;/b&gt;</description>
</package>
<package name="1X04">
<description>&lt;b&gt;PIN HEADER&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="ng">
<packages>
<package name="1206">
<description>&lt;b&gt;RESISTOR&lt;/b&gt;&lt;p&gt;
chip</description>
</package>
</packages>
</library>
<library name="rcl">
<packages>
<package name="R2512">
<description>&lt;b&gt;RESISTOR&lt;/b&gt;</description>
</package>
<package name="UD-10X10_NICHICON">
<description>&lt;b&gt;ALUMINUM ELECTROLYTIC CAPACITORS&lt;/b&gt; UD Series 10 x 10 mm&lt;p&gt;
Source: http://products.nichicon.co.jp/en/pdf/XJA043/e-ud.pdf</description>
</package>
<package name="C1206K">
<description>&lt;b&gt;Ceramic Chip Capacitor KEMET 1206 reflow solder&lt;/b&gt;&lt;p&gt;
Metric Code Size 3216</description>
</package>
<package name="C1206">
<description>&lt;b&gt;CAPACITOR&lt;/b&gt;</description>
</package>
<package name="M0805">
<description>&lt;b&gt;RESISTOR&lt;/b&gt;&lt;p&gt;
MELF 0.10 W</description>
</package>
<package name="M1206">
<description>&lt;b&gt;RESISTOR&lt;/b&gt;&lt;p&gt;
MELF 0.25 W</description>
</package>
</packages>
</library>
<library name="reprap">
<packages>
<package name="SO24W">
<description>&lt;b&gt;SMALL OUTLINE INTEGRATED CIRCUIT&lt;/b&gt;&lt;p&gt;
wide body 7.5 mm/JEDEC MO-119AA</description>
</package>
</packages>
</library>
<library name="header_new">
<packages>
<package name="4PIN-HEADER">
</package>
</packages>
</library>
<library name="resistor">
<packages>
<package name="R1206">
<description>&lt;b&gt;RESISTOR&lt;/b&gt;&lt;p&gt;
chip</description>
</package>
</packages>
</library>
<library name="diode">
<packages>
<package name="SMC">
<description>&lt;b&gt;DIODE&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="heart">
<packages>
<package name="HEART">
</package>
</packages>
</library>
<library name="ADS">
<packages>
<package name="ED555-2">
</package>
</packages>
</library>
<library name="plataformacero">
<packages>
<package name="TO263">
<description>&lt;b&gt;SMALL OUTLINE TRANSISTOR&lt;/b&gt;&lt;p&gt;
TS-005</description>
</package>
<package name="SOT223">
<description>&lt;b&gt;Small Outline Transistor&lt;/b&gt;</description>
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="J1" library="pinhead" package="1X08" value="">
<attribute name="VALUE"/>
</element>
<element name="J3" library="pinhead" package="1X08" value="">
<attribute name="VALUE"/>
</element>
<element name="J2" library="pinhead" package="1X06" value="">
<attribute name="VALUE"/>
</element>
<element name="POWER" library="pinhead" package="1X04" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R8" library="rcl" package="R2512" value="0.25"/>
<element name="R9" library="rcl" package="R2512" value="0.25"/>
<element name="DRIVER1" library="reprap" package="SO24W" value="A3982"/>
<element name="C7" library="rcl" package="C1206" value="100nF"/>
<element name="C9" library="rcl" package="C1206" value="220nF"/>
<element name="C11" library="rcl" package="C1206" value="100nF"/>
<element name="YSTEP" library="header_new" package="4PIN-HEADER" value="4-HEADER"/>
<element name="R10" library="ng" package="1206" value="1k"/>
<element name="R12" library="resistor" package="R1206" value="10K"/>
<element name="C15" library="rcl" package="UD-10X10_NICHICON" value="100uF"/>
<element name="C16" library="rcl" package="C1206K" value="100nF"/>
<element name="C17" library="rcl" package="C1206K" value="100nF"/>
<element name="R4" library="rcl" package="R2512" value="0.25"/>
<element name="R5" library="rcl" package="R2512" value="0.25"/>
<element name="DRIVER2" library="reprap" package="SO24W" value="A3982"/>
<element name="C3" library="rcl" package="C1206" value="100nF"/>
<element name="C4" library="rcl" package="C1206" value="220nF"/>
<element name="C5" library="rcl" package="C1206" value="100nF"/>
<element name="ZSTEP" library="header_new" package="4PIN-HEADER" value="4-HEADER"/>
<element name="R6" library="ng" package="1206" value="1k"/>
<element name="R13" library="resistor" package="R1206" value="10K"/>
<element name="R14" library="rcl" package="R2512" value="0.25"/>
<element name="R15" library="rcl" package="R2512" value="0.25"/>
<element name="DRIVER3" library="reprap" package="SO24W" value="A3982"/>
<element name="C6" library="rcl" package="C1206" value="100nF"/>
<element name="C8" library="rcl" package="C1206" value="220nF"/>
<element name="C10" library="rcl" package="C1206" value="100nF"/>
<element name="XSTEP" library="header_new" package="4PIN-HEADER" value="4-HEADER"/>
<element name="R16" library="ng" package="1206" value="1k"/>
<element name="R18" library="resistor" package="R1206" value="10K"/>
<element name="C1" library="rcl" package="UD-10X10_NICHICON" value="100uF"/>
<element name="D1" library="diode" package="SMC" value=""/>
<element name="U$1" library="heart" package="HEART" value="HEART"/>
<element name="SPINDLE" library="ADS" package="ED555-2" value="SPINDLE"/>
<element name="24POWER" library="ADS" package="ED555-2" value="ED555-2"/>
<element name="SWITCH" library="ADS" package="ED555-2" value="ED555-2"/>
<element name="C2" library="rcl" package="C1206K" value="10uF"/>
<element name="C12" library="rcl" package="C1206K" value="10uF"/>
<element name="C13" library="rcl" package="C1206K" value="10uF"/>
<element name="C14" library="rcl" package="UD-10X10_NICHICON" value="100uF"/>
<element name="C18" library="rcl" package="UD-10X10_NICHICON" value="100uF"/>
<element name="U$2" library="plataformacero" package="TO263" value="LM2940S"/>
<element name="U$3" library="plataformacero" package="SOT223" value="BSP100"/>
<element name="R1" library="ng" package="1206" value="1k"/>
<element name="R2" library="resistor" package="R1206" value="10K"/>
<element name="R7" library="rcl" package="M0805" value="4.99K"/>
<element name="R11" library="rcl" package="M0805" value="4.99K"/>
<element name="R17" library="rcl" package="M0805" value="4.99K"/>
<element name="R3" library="rcl" package="M1206" value="0"/>
<element name="R19" library="rcl" package="M1206" value="0"/>
</elements>
<signals>
<signal name="+5V">
<contactref element="R12" pad="1"/>
<contactref element="DRIVER1" pad="15"/>
<contactref element="DRIVER1" pad="13"/>
<contactref element="DRIVER1" pad="12"/>
<contactref element="DRIVER1" pad="14"/>
<contactref element="C17" pad="1"/>
<contactref element="R13" pad="1"/>
<contactref element="DRIVER2" pad="12"/>
<contactref element="DRIVER2" pad="13"/>
<contactref element="DRIVER2" pad="15"/>
<contactref element="DRIVER2" pad="14"/>
<contactref element="DRIVER3" pad="12"/>
<contactref element="DRIVER3" pad="13"/>
<contactref element="DRIVER3" pad="15"/>
<contactref element="DRIVER3" pad="14"/>
<contactref element="C1" pad="+"/>
<contactref element="C2" pad="1"/>
<contactref element="C12" pad="1"/>
<contactref element="C13" pad="1"/>
<contactref element="U$2" pad="2"/>
<contactref element="R7" pad="1"/>
<contactref element="R17" pad="1"/>
<contactref element="R11" pad="1"/>
<contactref element="R3" pad="2"/>
<contactref element="R19" pad="2"/>
<contactref element="R3" pad="1"/>
<contactref element="R19" pad="1"/>
</signal>
<signal name="GND">
<contactref element="J3" pad="7"/>
<contactref element="POWER" pad="2"/>
<contactref element="POWER" pad="3"/>
<contactref element="DRIVER1" pad="6"/>
<contactref element="DRIVER1" pad="7"/>
<contactref element="DRIVER1" pad="18"/>
<contactref element="DRIVER1" pad="19"/>
<contactref element="R10" pad="1"/>
<contactref element="DRIVER1" pad="5"/>
<contactref element="C9" pad="2"/>
<contactref element="R9" pad="2"/>
<contactref element="R8" pad="2"/>
<contactref element="C17" pad="2"/>
<contactref element="C16" pad="2"/>
<contactref element="C15" pad="-"/>
<contactref element="DRIVER2" pad="6"/>
<contactref element="DRIVER2" pad="7"/>
<contactref element="DRIVER2" pad="18"/>
<contactref element="DRIVER2" pad="19"/>
<contactref element="R6" pad="1"/>
<contactref element="DRIVER2" pad="5"/>
<contactref element="C4" pad="2"/>
<contactref element="R5" pad="2"/>
<contactref element="R4" pad="2"/>
<contactref element="DRIVER3" pad="6"/>
<contactref element="DRIVER3" pad="7"/>
<contactref element="DRIVER3" pad="18"/>
<contactref element="DRIVER3" pad="19"/>
<contactref element="R16" pad="1"/>
<contactref element="DRIVER3" pad="5"/>
<contactref element="C8" pad="2"/>
<contactref element="R15" pad="2"/>
<contactref element="R14" pad="2"/>
<contactref element="C1" pad="-"/>
<contactref element="R18" pad="1"/>
<contactref element="24POWER" pad="2"/>
<contactref element="SWITCH" pad="1"/>
<contactref element="C2" pad="2"/>
<contactref element="C12" pad="2"/>
<contactref element="C13" pad="2"/>
<contactref element="C14" pad="-"/>
<contactref element="C18" pad="-"/>
<contactref element="U$2" pad="3"/>
</signal>
<signal name="AREF">
<contactref element="J3" pad="8"/>
</signal>
<signal name="VIN">
<contactref element="POWER" pad="4"/>
</signal>
<signal name="TX">
<contactref element="J1" pad="2"/>
</signal>
<signal name="RX">
<contactref element="J1" pad="1"/>
</signal>
<signal name="+24V">
<contactref element="DRIVER1" pad="3"/>
<contactref element="DRIVER1" pad="22"/>
<contactref element="C11" pad="2"/>
<contactref element="C16" pad="1"/>
<contactref element="C15" pad="+"/>
<contactref element="DRIVER2" pad="3"/>
<contactref element="DRIVER2" pad="22"/>
<contactref element="C5" pad="2"/>
<contactref element="DRIVER3" pad="3"/>
<contactref element="DRIVER3" pad="22"/>
<contactref element="C10" pad="2"/>
<contactref element="24POWER" pad="1"/>
<contactref element="C14" pad="+"/>
<contactref element="C18" pad="+"/>
<contactref element="U$2" pad="1"/>
<contactref element="U$3" pad="4"/>
<contactref element="U$3" pad="2"/>
</signal>
<signal name="N$21">
<contactref element="J1" pad="5"/>
</signal>
<signal name="AX">
<contactref element="DRIVER3" pad="24"/>
<contactref element="XSTEP" pad="1"/>
</signal>
<signal name="BX">
<contactref element="DRIVER3" pad="21"/>
<contactref element="XSTEP" pad="2"/>
</signal>
<signal name="CX">
<contactref element="DRIVER3" pad="1"/>
<contactref element="XSTEP" pad="3"/>
</signal>
<signal name="DX">
<contactref element="DRIVER3" pad="4"/>
<contactref element="XSTEP" pad="4"/>
</signal>
<signal name="N$32">
<contactref element="DRIVER1" pad="23"/>
<contactref element="R8" pad="1"/>
</signal>
<signal name="N$33">
<contactref element="DRIVER1" pad="2"/>
<contactref element="R9" pad="1"/>
</signal>
<signal name="N$34">
<contactref element="DRIVER1" pad="8"/>
<contactref element="C7" pad="1"/>
</signal>
<signal name="N$35">
<contactref element="C7" pad="2"/>
<contactref element="DRIVER1" pad="9"/>
</signal>
<signal name="N$36">
<contactref element="DRIVER1" pad="11"/>
<contactref element="C9" pad="1"/>
</signal>
<signal name="N$37">
<contactref element="DRIVER1" pad="10"/>
<contactref element="C11" pad="1"/>
</signal>
<signal name="N$41">
<contactref element="R10" pad="2"/>
<contactref element="DRIVER1" pad="17"/>
<contactref element="R11" pad="2"/>
</signal>
<signal name="XDIR">
<contactref element="J3" pad="6"/>
<contactref element="DRIVER3" pad="20"/>
</signal>
<signal name="XSTEP">
<contactref element="J3" pad="5"/>
<contactref element="DRIVER3" pad="16"/>
<contactref element="R18" pad="2"/>
</signal>
<signal name="YDIR">
<contactref element="J3" pad="4"/>
<contactref element="DRIVER1" pad="20"/>
</signal>
<signal name="YSTEP">
<contactref element="J3" pad="3"/>
<contactref element="DRIVER1" pad="16"/>
<contactref element="R12" pad="2"/>
</signal>
<signal name="ZDIR">
<contactref element="J3" pad="2"/>
<contactref element="DRIVER2" pad="20"/>
</signal>
<signal name="ZSTEP">
<contactref element="J3" pad="1"/>
<contactref element="DRIVER2" pad="16"/>
<contactref element="R13" pad="2"/>
</signal>
<signal name="N$11">
<contactref element="DRIVER2" pad="23"/>
<contactref element="R4" pad="1"/>
</signal>
<signal name="N$12">
<contactref element="DRIVER2" pad="2"/>
<contactref element="R5" pad="1"/>
</signal>
<signal name="N$13">
<contactref element="DRIVER2" pad="8"/>
<contactref element="C3" pad="1"/>
</signal>
<signal name="N$14">
<contactref element="C3" pad="2"/>
<contactref element="DRIVER2" pad="9"/>
</signal>
<signal name="N$15">
<contactref element="DRIVER2" pad="11"/>
<contactref element="C4" pad="1"/>
</signal>
<signal name="N$16">
<contactref element="DRIVER2" pad="10"/>
<contactref element="C5" pad="1"/>
</signal>
<signal name="N$22">
<contactref element="R6" pad="2"/>
<contactref element="DRIVER2" pad="17"/>
<contactref element="R7" pad="2"/>
</signal>
<signal name="N$23">
<contactref element="DRIVER3" pad="23"/>
<contactref element="R14" pad="1"/>
</signal>
<signal name="N$24">
<contactref element="DRIVER3" pad="2"/>
<contactref element="R15" pad="1"/>
</signal>
<signal name="N$25">
<contactref element="DRIVER3" pad="8"/>
<contactref element="C6" pad="1"/>
</signal>
<signal name="N$26">
<contactref element="C6" pad="2"/>
<contactref element="DRIVER3" pad="9"/>
</signal>
<signal name="N$27">
<contactref element="DRIVER3" pad="11"/>
<contactref element="C8" pad="1"/>
</signal>
<signal name="N$28">
<contactref element="DRIVER3" pad="10"/>
<contactref element="C10" pad="1"/>
</signal>
<signal name="N$29">
<contactref element="R16" pad="2"/>
<contactref element="DRIVER3" pad="17"/>
<contactref element="R17" pad="2"/>
</signal>
<signal name="AZ">
<contactref element="DRIVER2" pad="24"/>
<contactref element="ZSTEP" pad="1"/>
</signal>
<signal name="BZ">
<contactref element="DRIVER2" pad="21"/>
<contactref element="ZSTEP" pad="2"/>
</signal>
<signal name="CZ">
<contactref element="DRIVER2" pad="1"/>
<contactref element="ZSTEP" pad="3"/>
</signal>
<signal name="DZ">
<contactref element="DRIVER2" pad="4"/>
<contactref element="ZSTEP" pad="4"/>
</signal>
<signal name="AY">
<contactref element="DRIVER1" pad="24"/>
<contactref element="YSTEP" pad="1"/>
</signal>
<signal name="BY">
<contactref element="DRIVER1" pad="21"/>
<contactref element="YSTEP" pad="2"/>
</signal>
<signal name="CY">
<contactref element="DRIVER1" pad="1"/>
<contactref element="YSTEP" pad="3"/>
</signal>
<signal name="DY">
<contactref element="DRIVER1" pad="4"/>
<contactref element="YSTEP" pad="4"/>
</signal>
<signal name="SPNPWM">
<contactref element="J1" pad="7"/>
<contactref element="R1" pad="2"/>
</signal>
<signal name="N$1">
<contactref element="SPINDLE" pad="1"/>
<contactref element="D1" pad="A"/>
<contactref element="SWITCH" pad="2"/>
</signal>
<signal name="N$5">
<contactref element="SPINDLE" pad="2"/>
<contactref element="D1" pad="C"/>
<contactref element="U$3" pad="3"/>
<contactref element="R2" pad="2"/>
</signal>
<signal name="N$6">
<contactref element="R1" pad="1"/>
<contactref element="U$3" pad="1"/>
<contactref element="R2" pad="1"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
