<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="7.6.0">
<drawing>
<board>
<plain>
<wire x1="2.5" y1="55" x2="81.1" y2="55" width="0" layer="20"/>
<wire x1="81.1" y1="55" x2="83.5" y2="53" width="0" layer="20" curve="-90"/>
<wire x1="83.5" y1="53" x2="83.5" y2="1.25" width="0" layer="20"/>
<wire x1="83.5" y1="1.25" x2="82.25" y2="0" width="0" layer="20"/>
<wire x1="82.25" y1="0" x2="1.25" y2="0" width="0" layer="20"/>
<wire x1="1.25" y1="0" x2="0" y2="1.25" width="0" layer="20"/>
<wire x1="0" y1="1.25" x2="0" y2="52" width="0" layer="20"/>
<wire x1="0" y1="52" x2="2.5" y2="55" width="0" layer="20" curve="-90"/>
<hole x="7.879375" y="33.84125" drill="6.5"/>
<hole x="77.379375" y="33.84125" drill="6.5"/>
<text>FRONT</text>
<text>1</text>
<text>43</text>
<text>2</text>
<text>44</text>
<text>MARKIII TO MD 
  ADAPTER</text>
</plain>
<libraries>
<library name="arcadetv">
<packages>
<package name="MEGADRIVE-CART-CONNECTOR">
</package>
</packages>
</library>
<library name="!sanni">
<packages>
<package name="TACTILE_SWITCH_SMD_5.2MM">
<description>&lt;h3&gt;Momentary Switch (Pushbutton) - SPST - SMD, 5.2mm Square&lt;/h3&gt;
&lt;p&gt;Normally-open (NO) SPST momentary switches (buttons, pushbuttons).&lt;/p&gt;
&lt;p&gt;&lt;a href="https://www.sparkfun.com/datasheets/Components/Buttons/SMD-Button.pdf"&gt;Dimensional Drawing&lt;/a&gt;&lt;/p&gt;</description>
</package>
</packages>
</library>
<library name="adafruit">
<packages>
<package name="M1206">
<description>&lt;b&gt;RESISTOR&lt;/b&gt;&lt;p&gt;
MELF 0.25 W</description>
</package>
</packages>
</library>
<library name="!sanni_mod5">
<packages>
<package name="MARKIII_PINS">
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="CN3" library="arcadetv" package="MEGADRIVE-CART-CONNECTOR" value="MEGADRIVE-CART-CONNECTOR-ORDERED"/>
<element name="S1" library="!sanni" package="TACTILE_SWITCH_SMD_5.2MM" value="MOMENTARY-SWITCH-SPST-SMD-5.2MM">
<attribute name="SF_SKU" value="COM-08720"/>
<attribute name="PROD_ID" value="SWCH-08247"/>
</element>
<element name="R6" library="adafruit" package="M1206" value="0">
<attribute name="NAME"/>
</element>
<element name="R7" library="adafruit" package="M1206" value="0">
<attribute name="NAME"/>
</element>
<element name="R5" library="adafruit" package="M1206" value="56K">
<attribute name="NAME"/>
</element>
<element name="R2" library="adafruit" package="M1206" value="NP">
<attribute name="NAME"/>
</element>
<element name="R1" library="adafruit" package="M1206" value="0">
<attribute name="NAME"/>
</element>
<element name="R8" library="adafruit" package="M1206" value="0">
<attribute name="NAME"/>
</element>
<element name="U$1" library="!sanni_mod5" package="MARKIII_PINS" value="MARKIII-CART_PINS"/>
<element name="R4" library="adafruit" package="M1206" value="0">
<attribute name="NAME"/>
</element>
<element name="R3" library="adafruit" package="M1206" value="NP">
<attribute name="NAME"/>
</element>
</elements>
<signals>
<signal name="A2">
<contactref element="CN3" pad="A13"/>
<contactref element="U$1" pad="P6"/>
</signal>
<signal name="A5">
<contactref element="CN3" pad="A7"/>
<contactref element="U$1" pad="P12"/>
</signal>
<signal name="A8">
<contactref element="CN3" pad="B4"/>
<contactref element="U$1" pad="P18"/>
</signal>
<signal name="A11">
<contactref element="CN3" pad="A6"/>
<contactref element="U$1" pad="P24"/>
</signal>
<signal name="A14">
<contactref element="CN3" pad="A12"/>
<contactref element="U$1" pad="P35"/>
</signal>
<signal name="D2">
<contactref element="CN3" pad="A26"/>
<contactref element="U$1" pad="P34"/>
</signal>
<signal name="D5">
<contactref element="CN3" pad="A25"/>
<contactref element="U$1" pad="P40"/>
</signal>
<signal name="D7">
<contactref element="CN3" pad="A19"/>
<contactref element="U$1" pad="P44"/>
</signal>
<signal name="OE">
<contactref element="CN3" pad="B16"/>
<contactref element="U$1" pad="P9"/>
</signal>
<signal name="WR">
<contactref element="CN3" pad="B28"/>
<contactref element="U$1" pad="P11"/>
</signal>
<signal name="A0">
<contactref element="CN3" pad="A17"/>
<contactref element="U$1" pad="P2"/>
</signal>
<signal name="A1">
<contactref element="CN3" pad="A15"/>
<contactref element="U$1" pad="P4"/>
</signal>
<signal name="A3">
<contactref element="CN3" pad="A11"/>
<contactref element="U$1" pad="P8"/>
</signal>
<signal name="A4">
<contactref element="CN3" pad="A9"/>
<contactref element="U$1" pad="P10"/>
</signal>
<signal name="A6">
<contactref element="CN3" pad="A5"/>
<contactref element="U$1" pad="P14"/>
</signal>
<signal name="A7">
<contactref element="CN3" pad="A3"/>
<contactref element="U$1" pad="P16"/>
</signal>
<signal name="A9">
<contactref element="CN3" pad="B5"/>
<contactref element="U$1" pad="P20"/>
</signal>
<signal name="A10">
<contactref element="CN3" pad="A4"/>
<contactref element="U$1" pad="P22"/>
</signal>
<signal name="A12">
<contactref element="CN3" pad="A8"/>
<contactref element="U$1" pad="P26"/>
</signal>
<signal name="A13">
<contactref element="CN3" pad="A10"/>
<contactref element="U$1" pad="P28"/>
</signal>
<signal name="A15">
<contactref element="CN3" pad="B17"/>
<contactref element="U$1" pad="P37"/>
</signal>
<signal name="D0">
<contactref element="CN3" pad="A20"/>
<contactref element="U$1" pad="P30"/>
</signal>
<signal name="D1">
<contactref element="CN3" pad="A23"/>
<contactref element="U$1" pad="P32"/>
</signal>
<signal name="D3">
<contactref element="CN3" pad="A29"/>
<contactref element="U$1" pad="P36"/>
</signal>
<signal name="D4">
<contactref element="CN3" pad="A28"/>
<contactref element="U$1" pad="P38"/>
</signal>
<signal name="D6">
<contactref element="CN3" pad="A22"/>
<contactref element="U$1" pad="P42"/>
</signal>
<signal name="VCC">
<contactref element="CN3" pad="A31"/>
<contactref element="CN3" pad="A2"/>
<contactref element="R6" pad="1"/>
<contactref element="R5" pad="2"/>
<contactref element="R1" pad="2"/>
<contactref element="U$1" pad="P1"/>
</signal>
<signal name="GND">
<contactref element="CN3" pad="A18"/>
<contactref element="CN3" pad="A32"/>
<contactref element="CN3" pad="A1"/>
<contactref element="R7" pad="1"/>
<contactref element="S1" pad="3"/>
<contactref element="R8" pad="1"/>
<contactref element="U$1" pad="P43"/>
<contactref element="U$1" pad="P41"/>
</signal>
<signal name="CE">
<contactref element="R4" pad="1"/>
<contactref element="U$1" pad="P19"/>
</signal>
<signal name="N$1">
<contactref element="CN3" pad="B11"/>
<contactref element="S1" pad="1"/>
<contactref element="R5" pad="1"/>
</signal>
<signal name="N$2">
<contactref element="CN3" pad="B10"/>
<contactref element="R7" pad="2"/>
</signal>
<signal name="N$3">
<contactref element="CN3" pad="B9"/>
<contactref element="R6" pad="2"/>
</signal>
<signal name="N$5">
<contactref element="CN3" pad="B30"/>
<contactref element="R8" pad="2"/>
<contactref element="CN3" pad="B32"/>
</signal>
<signal name="N$6">
<contactref element="CN3" pad="B27"/>
<contactref element="R2" pad="1"/>
</signal>
<signal name="RESET">
<contactref element="U$1" pad="P3"/>
<contactref element="R3" pad="1"/>
</signal>
<signal name="N$7">
<contactref element="CN3" pad="B6"/>
<contactref element="R4" pad="2"/>
</signal>
<signal name="N$4">
<contactref element="R2" pad="2"/>
<contactref element="R1" pad="1"/>
<contactref element="R3" pad="2"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
