<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="9.5.1">
<drawing>
<board>
<plain>
<wire x1="15.24" y1="21.74875" x2="0.635" y2="21.74875" width="0" layer="20"/>
<wire x1="0.635" y1="21.74875" x2="0" y2="21.11375" width="0" layer="20" curve="90"/>
<wire x1="0" y1="21.11375" x2="0" y2="0.635" width="0" layer="20"/>
<wire x1="0" y1="0.635" x2="0.635" y2="0" width="0" layer="20" curve="90"/>
<wire x1="0.635" y1="0" x2="15.24" y2="0" width="0" layer="20"/>
<wire x1="15.24" y1="0" x2="15.875" y2="0.635" width="0" layer="20" curve="90"/>
<wire x1="15.875" y1="0.635" x2="15.875" y2="21.11375" width="0" layer="20"/>
<wire x1="15.875" y1="21.11375" x2="15.24" y2="21.74875" width="0" layer="20" curve="90"/>
<text>BRO</text>
<text>RED</text>
<text>YEL</text>
<text>ORA</text>
<text>WHT</text>
<text>SNES</text>
</plain>
<libraries>
<library name="ECA-Aesthetics">
<description>&lt;h3&gt;Eric Conner Apps - Aesthetics&lt;/h3&gt;
&lt;p&gt;This library contiains non-functional items such as logos, build/ordering notes, frame blocks, etc.&lt;/p&gt;</description>
<packages>
<package name="MINIMAL_LOGO">
</package>
</packages>
</library>
<library name="ECA-Passives">
<description>&lt;h3&gt;Eric Conner Apps - Passives&lt;/h3&gt;
&lt;p&gt;This library contiains passive items such as ressistors, capacitors, diodes, LEDs, etc.&lt;/p&gt;</description>
<packages>
<package name="0805">
</package>
<package name="XTAL500X320X130N">
</package>
</packages>
</library>
<library name="ECA-Connectors">
<description>&lt;h3&gt;Eric Conner Apps - Connectors&lt;/h3&gt;
&lt;p&gt;This library contains electrically-functional connectors.&lt;/p&gt;</description>
<packages>
<package name="TC2030">
<description>&lt;B&gt;TAG-CONNECT ICSP Connector&lt;/B&gt;&lt;BR&gt;&lt;I&gt;Manufacturer:&lt;/I&gt; &lt;a href="www.tag-connect.com"&gt;Tag-Connect&lt;/a&gt;&lt;BR&gt;
&lt;BR&gt;Cable for easy In-Circuit Serial Programming. Designed for Microchip ICD2, suitable for many others.&lt;BR&gt;

&lt;TABLE cellspacing=0 cellpadding=0 border=0&gt;
&lt;TR&gt;&lt;TD width=20&gt;&lt;/TD&gt;&lt;TD&gt;
&lt;TABLE cellspacing=0 cellpadding=1 border=1&gt;
&lt;TR bgcolor=silver&gt;&lt;TD align=center&gt;PAD&lt;/TD&gt;&lt;TD align=center&gt;Description&lt;/TD&gt;&lt;/TR&gt;
&lt;TR&gt;&lt;TD align=center&gt;1&lt;/TD&gt;&lt;TD&gt;MCLR/Vpp&lt;/TD&gt;&lt;/TR&gt;
&lt;TR&gt;&lt;TD align=center&gt;2&lt;/TD&gt;&lt;TD&gt;Vdd&lt;/TD&gt;&lt;/TR&gt;
&lt;TR&gt;&lt;TD align=center&gt;3&lt;/TD&gt;&lt;TD&gt;GND&lt;/TD&gt;&lt;/TR&gt;
&lt;TR&gt;&lt;TD align=center&gt;4&lt;/TD&gt;&lt;TD&gt;PGD (ISPDAT)&lt;/TD&gt;&lt;/TR&gt;
&lt;TR&gt;&lt;TD align=center&gt;5&lt;/TD&gt;&lt;TD&gt;PGC (ISPCLK)&lt;/TD&gt;&lt;/TR&gt;
&lt;TR&gt;&lt;TD align=center&gt;6&lt;/TD&gt;&lt;TD&gt;nc (used for LVP)&lt;/TD&gt;&lt;/TR&gt;
&lt;/TABLE&gt;
&lt;/TD&gt;&lt;/TR&gt;&lt;/TABLE&gt;&lt;BR&gt;&lt;BR&gt;

©2009 ROFA.cz - modified and updated by Robert Darlington &amp;#8249;rdarlington@gmail.com&amp;#8250;</description>
</package>
</packages>
</library>
<library name="wirepad">
<description>&lt;b&gt;Single Pads&lt;/b&gt;&lt;p&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="SMD1,27-2,54">
<description>&lt;b&gt;SMD PAD&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="ECA-DigitalIC">
<description>&lt;h3&gt;Eric Conner Apps - Digital IC&lt;/h3&gt;
&lt;p&gt;This library contains Digital Logic chips such as 7400 series logic, Microcontrollers, etc.&lt;/p&gt;</description>
<packages>
<package name="TQFP32">
</package>
</packages>
</library>
<library name="ECA-Jumpers">
<packages>
<package name="SMT-JUMPER_2_NO_SILK">
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="BORDER1" library="ECA-Aesthetics" package="MINIMAL_LOGO" value="BORDER_LETTER-MINIMAL">
<attribute name="DESIGNER" value="Eric Conner"/>
<attribute name="PROJECT" value="(S)NES2USB"/>
<attribute name="VERSION" value="1911"/>
<attribute name="WEBSITE" value="EricConner.net"/>
<attribute name="YEAR" value="2019"/>
</element>
<element name="C1" library="ECA-Passives" package="0805" value="1µF">
<attribute name="ATTRIBUTE" value="0805"/>
<attribute name="DIGIKEY" value=""/>
<attribute name="NAME"/>
</element>
<element name="C2" library="ECA-Passives" package="0805" value="1µF">
<attribute name="ATTRIBUTE" value="0805"/>
<attribute name="DIGIKEY" value=""/>
<attribute name="NAME"/>
</element>
<element name="C3" library="ECA-Passives" package="0805" value="22pF">
<attribute name="ATTRIBUTE" value="0805"/>
<attribute name="DIGIKEY" value=""/>
<attribute name="NAME"/>
</element>
<element name="C4" library="ECA-Passives" package="0805" value="22pF">
<attribute name="ATTRIBUTE" value="0805"/>
<attribute name="DIGIKEY" value=""/>
<attribute name="NAME"/>
</element>
<element name="F1" library="ECA-Passives" package="0805" value="500mA">
<attribute name="NAME"/>
<attribute name="VENDOR" value="Belfuse"/>
</element>
<element name="J1" library="ECA-Connectors" package="TC2030" value="TC2030"/>
<element name="JP1" library="ECA-Jumpers" package="SMT-JUMPER_2_NO_SILK" value="SNES"/>
<element name="NES-BRO" library="wirepad" package="SMD1,27-2,54" value="BRO">
<attribute name="POPULARITY" value="11"/>
<attribute name="VALUE"/>
</element>
<element name="NES-ORA" library="wirepad" package="SMD1,27-2,54" value="ORA">
<attribute name="POPULARITY" value="11"/>
<attribute name="VALUE"/>
</element>
<element name="NES-RED" library="wirepad" package="SMD1,27-2,54" value="RED">
<attribute name="POPULARITY" value="11"/>
<attribute name="VALUE"/>
</element>
<element name="NES-WHT" library="wirepad" package="SMD1,27-2,54" value="WHT">
<attribute name="POPULARITY" value="11"/>
<attribute name="VALUE"/>
</element>
<element name="NES-YEL" library="wirepad" package="SMD1,27-2,54" value="YEL">
<attribute name="POPULARITY" value="11"/>
<attribute name="VALUE"/>
</element>
<element name="R2" library="ECA-Passives" package="0805" value="22">
<attribute name="ATTRIBUTE" value="0805"/>
<attribute name="DIGIKEY" value=""/>
<attribute name="NAME"/>
</element>
<element name="R1" library="ECA-Passives" package="0805" value="22">
<attribute name="ATTRIBUTE" value="0805"/>
<attribute name="DIGIKEY" value=""/>
<attribute name="NAME"/>
</element>
<element name="U1" library="ECA-DigitalIC" package="TQFP32" value="ATMEGA8U2-AUR">
<attribute name="MANUFACTURER_PART_NUMBER" value="ATMEGA8U2AUR"/>
<attribute name="NAME"/>
<attribute name="VENDOR" value="Atmel"/>
</element>
<element name="USB-BLK" library="wirepad" package="SMD1,27-2,54" value="BLK">
<attribute name="POPULARITY" value="11"/>
<attribute name="VALUE"/>
</element>
<element name="USB-WHT" library="wirepad" package="SMD1,27-2,54" value="WHT">
<attribute name="POPULARITY" value="11"/>
<attribute name="VALUE"/>
</element>
<element name="USB-RED" library="wirepad" package="SMD1,27-2,54" value="RED">
<attribute name="POPULARITY" value="11"/>
<attribute name="VALUE"/>
</element>
<element name="USB-GRN" library="wirepad" package="SMD1,27-2,54" value="GRN">
<attribute name="POPULARITY" value="11"/>
<attribute name="VALUE"/>
</element>
<element name="Y1" library="ECA-Passives" package="XTAL500X320X130N" value="16MHz">
<attribute name="DESCRIPTION" value=" Crystal 16MHz Ø·Â¢Ø¢Â±20ppm _Tol_ Ø·Â¢Ø¢Â±50ppm _Stability_ 18pF FUND 50Ohm 2-Pin CSMD T/R "/>
<attribute name="DIGI-KEY_PART_NUMBER" value="535-9103-1-ND"/>
<attribute name="DIGI-KEY_PURCHASE_URL" value="https://www.digikey.com/product-detail/en/abracon-llc/ABM3-16.000MHZ-B2-T/535-9103-1-ND/675620?utm_source=snapeda&amp;utm_medium=aggregator&amp;utm_campaign=symbol"/>
<attribute name="MF" value="Abracon"/>
<attribute name="MP" value="ABM3-16.000MHZ-B2-T"/>
<attribute name="NAME"/>
<attribute name="PACKAGE" value="SMD-2 Abracon"/>
</element>
</elements>
<signals>
<signal name="VCC">
<contactref element="F1" pad="2"/>
<contactref element="C1" pad="2"/>
<contactref element="NES-WHT" pad="1"/>
<contactref element="J1" pad="2"/>
<contactref element="U1" pad="32"/>
<contactref element="U1" pad="31"/>
<contactref element="U1" pad="4"/>
</signal>
<signal name="USB_D-">
<contactref element="USB-WHT" pad="1"/>
<contactref element="R1" pad="1"/>
</signal>
<signal name="USB_D+">
<contactref element="USB-GRN" pad="1"/>
<contactref element="R2" pad="1"/>
</signal>
<signal name="GND">
<contactref element="USB-BLK" pad="1"/>
<contactref element="U1" pad="28"/>
<contactref element="C2" pad="2"/>
<contactref element="C1" pad="1"/>
<contactref element="J1" pad="6"/>
<contactref element="NES-BRO" pad="1"/>
<contactref element="C3" pad="1"/>
<contactref element="C4" pad="1"/>
<contactref element="JP1" pad="1"/>
<contactref element="U1" pad="3"/>
</signal>
<signal name="D-">
<contactref element="R1" pad="2"/>
<contactref element="U1" pad="30"/>
</signal>
<signal name="D+">
<contactref element="R2" pad="2"/>
<contactref element="U1" pad="29"/>
</signal>
<signal name="RST">
<contactref element="U1" pad="24"/>
<contactref element="J1" pad="5"/>
</signal>
<signal name="SCK">
<contactref element="U1" pad="15"/>
<contactref element="J1" pad="3"/>
</signal>
<signal name="MOSI">
<contactref element="U1" pad="16"/>
<contactref element="J1" pad="4"/>
</signal>
<signal name="MISO">
<contactref element="U1" pad="17"/>
<contactref element="J1" pad="1"/>
</signal>
<signal name="DATA">
<contactref element="NES-YEL" pad="1"/>
<contactref element="U1" pad="8"/>
</signal>
<signal name="CLOCK">
<contactref element="NES-RED" pad="1"/>
<contactref element="U1" pad="7"/>
</signal>
<signal name="LATCH">
<contactref element="NES-ORA" pad="1"/>
<contactref element="U1" pad="6"/>
</signal>
<signal name="XTAL1">
<contactref element="C4" pad="2"/>
<contactref element="Y1" pad="1"/>
<contactref element="U1" pad="2"/>
</signal>
<signal name="XTAL2">
<contactref element="C3" pad="2"/>
<contactref element="Y1" pad="2"/>
<contactref element="U1" pad="1"/>
</signal>
<signal name="USB_5V">
<contactref element="USB-RED" pad="1"/>
<contactref element="F1" pad="1"/>
</signal>
<signal name="SNES">
<contactref element="JP1" pad="2"/>
<contactref element="U1" pad="11"/>
</signal>
<signal name="3V3">
<contactref element="U1" pad="27"/>
<contactref element="C2" pad="1"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
