<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="9.5.2">
<drawing>
<board>
<plain>
<wire x1="2.54" y1="0" x2="30.48" y2="0" width="0" layer="20"/>
<wire x1="0" y1="2.54" x2="0" y2="33.02" width="0" layer="20"/>
<wire x1="2.54" y1="35.56" x2="30.48" y2="35.56" width="0" layer="20"/>
<wire x1="33.02" y1="33.02" x2="33.02" y2="2.54" width="0" layer="20"/>
<wire x1="2.54" y1="0" x2="0" y2="2.54" width="0" layer="20" curve="-90"/>
<wire x1="30.48" y1="0" x2="33.02" y2="2.54" width="0" layer="20" curve="90"/>
<text>TAIT USB programmer
David Arthur, K4DBZ
Jul 2021</text>
<wire x1="2.54" y1="35.56" x2="0" y2="33.02" width="0" layer="20" curve="90"/>
<wire x1="30.48" y1="35.56" x2="33.02" y2="33.02" width="0" layer="20" curve="-90"/>
<text>v1</text>
</plain>
<libraries>
<library name="adafruit">
<packages>
<package name="C025-025X050">
<description>&lt;b&gt;CAPACITOR&lt;/b&gt;&lt;p&gt;
grid 2.5 mm, outline 2.5 x 5 mm</description>
</package>
</packages>
</library>
<library name="SparkFun-Connectors">
<description>&lt;h3&gt;SparkFun Connectors&lt;/h3&gt;
This library contains electrically-functional connectors. 
&lt;br&gt;
&lt;br&gt;
We've spent an enormous amount of time creating and checking these footprints and parts, but it is &lt;b&gt; the end user's responsibility&lt;/b&gt; to ensure correctness and suitablity for a given componet or application. 
&lt;br&gt;
&lt;br&gt;If you enjoy using this library, please buy one of our products at &lt;a href=" www.sparkfun.com"&gt;SparkFun.com&lt;/a&gt;.
&lt;br&gt;
&lt;br&gt;
&lt;b&gt;Licensing:&lt;/b&gt; Creative Commons ShareAlike 4.0 International - https://creativecommons.org/licenses/by-sa/4.0/ 
&lt;br&gt;
&lt;br&gt;
You are welcome to use this library for commercial purposes. For attribution, we ask that when you begin to sell your device using our footprint, you email us with a link to the product being sold. We want bragging rights that we helped (in a very small part) to create your 8th world wonder. We would like the opportunity to feature your device on our homepage.</description>
<packages>
<package name="DB9">
<description>&lt;h3&gt;9 Pin Serial Connector - Female PCB Mount Right Angle&lt;/h3&gt;
0.318" style. 
&lt;p&gt;Specifications:
&lt;ul&gt;&lt;li&gt;Pin count:11&lt;/li&gt;
&lt;/ul&gt;&lt;/p&gt;
&lt;p&gt;&lt;a href=”https://www.sparkfun.com/datasheets/Prototyping/Connectors/DB9-PCB.pdf”&gt;Datasheet referenced for footprint&lt;/a&gt;&lt;/p&gt;
&lt;p&gt;Example device(s):
&lt;ul&gt;&lt;li&gt;DB9&lt;/li&gt;
&lt;/ul&gt;&lt;/p&gt;</description>
</package>
<package name="USB-B-PTH">
<description>&lt;h3&gt;USB Type B Female PTH Mounted&lt;/h3&gt;
&lt;p&gt;Specifications:
&lt;ul&gt;&lt;li&gt;Pin count:4 main, 2 shield&lt;/li&gt;
&lt;/ul&gt;&lt;/p&gt;
&lt;p&gt;&lt;a href=”https://www.sparkfun.com/datasheets/Prototyping/USB-B%20Connector.pdf”&gt;Datasheet referenced for footprint&lt;/a&gt;&lt;/p&gt;
&lt;p&gt;Example device(s):
&lt;ul&gt;&lt;li&gt;USB_B&lt;/li&gt;
&lt;/ul&gt;&lt;/p&gt;</description>
</package>
</packages>
</library>
<library name="mcp2200">
<packages>
<package name="SOIC20_13X7P6_MCH">
</package>
</packages>
</library>
<library name="adafruit">
<packages>
<package name="0204/7">
<description>&lt;b&gt;RESISTOR&lt;/b&gt;&lt;p&gt;
type 0204, grid 7.5 mm</description>
</package>
</packages>
</library>
<library name="SparkFun-Clocks">
<description>&lt;h3&gt;SparkFun Clocks, Oscillators and Resonators&lt;/h3&gt;
This library contains the real-time clocks, oscillators, resonators, and crystals we use. 
&lt;br&gt;
&lt;br&gt;
We've spent an enormous amount of time creating and checking these footprints and parts, but it is &lt;b&gt; the end user's responsibility&lt;/b&gt; to ensure correctness and suitablity for a given componet or application. 
&lt;br&gt;
&lt;br&gt;If you enjoy using this library, please buy one of our products at &lt;a href=" www.sparkfun.com"&gt;SparkFun.com&lt;/a&gt;.
&lt;br&gt;
&lt;br&gt;
&lt;b&gt;Licensing:&lt;/b&gt; Creative Commons ShareAlike 4.0 International - https://creativecommons.org/licenses/by-sa/4.0/ 
&lt;br&gt;
&lt;br&gt;
You are welcome to use this library for commercial purposes. For attribution, we ask that when you begin to sell your device using our footprint, you email us with a link to the product being sold. We want bragging rights that we helped (in a very small part) to create your 8th world wonder. We would like the opportunity to feature your device on our homepage.</description>
<packages>
<package name="HC49U">
<description>&lt;h3&gt;HC49/U 11.6x4.6mm PTH Crystal (13.46mm height)&lt;/h3&gt;
&lt;p&gt;&lt;a href="https://www.digikey.com/Web%20Export/Supplier%20Content/Citizen_300/PDF/Citizen_HC49US.pdf?redirected=1"&gt;Example Datasheet&lt;/a&gt;&lt;/p&gt;</description>
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="C4" library="adafruit" package="C025-025X050" value="470nF">
<attribute name="NAME"/>
</element>
<element name="DB9" library="SparkFun-Connectors" package="DB9" value="">
<attribute name="PROD_ID" value="CONN-08194"/>
<attribute name="VALUE"/>
</element>
<element name="USB" library="SparkFun-Connectors" package="USB-B-PTH" value="USB_B_PTH">
<attribute name="PROD_ID" value="CONN-08278"/>
<attribute name="SF_ID" value="PRT-00139"/>
</element>
<element name="MCP2200" library="mcp2200" package="SOIC20_13X7P6_MCH" value="MCP2200-I/SO">
<attribute name="BUILT_BY" value="EMA_UL_Team"/>
<attribute name="MANUFACTURER_PART_NUMBER" value="mcp2200-i/so"/>
<attribute name="NAME"/>
<attribute name="SOURCELIBRARY" value="Updates_to_database_2020-10-23"/>
<attribute name="VENDOR" value="Microchip"/>
</element>
<element name="R1" library="adafruit" package="0204/7" value="1kOhm">
<attribute name="NAME"/>
</element>
<element name="C1" library="adafruit" package="C025-025X050" value="0.1uF">
<attribute name="NAME"/>
</element>
<element name="Y1" library="SparkFun-Clocks" package="HC49U" value="12MHz">
<attribute name="NAME"/>
</element>
<element name="C2" library="adafruit" package="C025-025X050" value="22pF">
<attribute name="NAME"/>
</element>
<element name="C3" library="adafruit" package="C025-025X050" value="22pF">
<attribute name="NAME"/>
</element>
<element name="R2" library="adafruit" package="0204/7" value="1kOhm">
<attribute name="NAME"/>
</element>
</elements>
<signals>
<signal name="N$5">
<contactref element="MCP2200" pad="17"/>
<contactref element="C4" pad="1"/>
</signal>
<signal name="N$6">
<contactref element="DB9" pad="2"/>
<contactref element="MCP2200" pad="12"/>
</signal>
<signal name="N$7">
<contactref element="DB9" pad="4"/>
<contactref element="MCP2200" pad="10"/>
</signal>
<signal name="GND">
<contactref element="DB9" pad="9"/>
<contactref element="USB" pad="GND"/>
<contactref element="C1" pad="1"/>
<contactref element="MCP2200" pad="20"/>
<contactref element="C4" pad="2"/>
<contactref element="C3" pad="1"/>
<contactref element="C2" pad="1"/>
</signal>
<signal name="N$4">
<contactref element="MCP2200" pad="2"/>
<contactref element="Y1" pad="2"/>
<contactref element="C2" pad="2"/>
</signal>
<signal name="N$10">
<contactref element="MCP2200" pad="3"/>
<contactref element="R2" pad="2"/>
</signal>
<signal name="VDD">
<contactref element="USB" pad="VBUS"/>
<contactref element="C1" pad="2"/>
<contactref element="MCP2200" pad="1"/>
<contactref element="R1" pad="2"/>
</signal>
<signal name="D+">
<contactref element="USB" pad="D+"/>
<contactref element="MCP2200" pad="19"/>
</signal>
<signal name="D-">
<contactref element="USB" pad="D-"/>
<contactref element="MCP2200" pad="18"/>
</signal>
<signal name="N$2">
<contactref element="MCP2200" pad="4"/>
<contactref element="R1" pad="1"/>
</signal>
<signal name="N$1">
<contactref element="Y1" pad="1"/>
<contactref element="C3" pad="2"/>
<contactref element="R2" pad="1"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
