<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="9.3.1">
<drawing>
<board>
<plain>
<wire x1="3.81" y1="2.921" x2="29.896" y2="2.921" width="0.4064" layer="20"/>
<wire x1="29.896" y1="2.921" x2="29.896" y2="26.787" width="0.4064" layer="20"/>
<wire x1="29.896" y1="26.787" x2="3.81" y2="26.787" width="0.4064" layer="20"/>
<wire x1="3.81" y1="26.787" x2="3.81" y2="2.921" width="0.4064" layer="20"/>
</plain>
<libraries>
<library name="fab">
<packages>
<package name="C1206FAB">
</package>
<package name="SOIC14">
<description>&lt;b&gt;Small Outline Package&lt;/b&gt;</description>
</package>
<package name="2X03SMD">
</package>
<package name="R1206FAB">
</package>
<package name="1X06SMD">
</package>
<package name="2X02SMD">
</package>
</packages>
</library>
<library name="pinhead">
<description>&lt;b&gt;Pin Header Connectors&lt;/b&gt;&lt;p&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="1X04">
<description>&lt;b&gt;PIN HEADER&lt;/b&gt;</description>
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="C1" library="fab" package="C1206FAB" value="1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="IC1" library="fab" package="SOIC14" value="ATTINY44-SSU">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="ISP" library="fab" package="2X03SMD" value="AVRISPSMD">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R1" library="fab" package="R1206FAB" value="10k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="FTDI" library="fab" package="1X06SMD" value="FTDI-SMD-HEADER">
<attribute name="NAME"/>
</element>
<element name="COMM" library="fab" package="2X02SMD" value="PINHD-2X2-SMD">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="JP1" library="pinhead" package="1X04" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
</elements>
<signals>
<signal name="MISO">
<contactref element="ISP" pad="1"/>
<contactref element="IC1" pad="8"/>
</signal>
<signal name="SCK">
<contactref element="ISP" pad="3"/>
<contactref element="IC1" pad="9"/>
</signal>
<signal name="RST">
<contactref element="ISP" pad="5"/>
<contactref element="IC1" pad="4"/>
<contactref element="R1" pad="2"/>
</signal>
<signal name="GND">
<contactref element="ISP" pad="6"/>
<contactref element="IC1" pad="14"/>
<contactref element="FTDI" pad="1"/>
<contactref element="COMM" pad="3"/>
<contactref element="C1" pad="2"/>
<contactref element="JP1" pad="1"/>
</signal>
<signal name="MOSI">
<contactref element="ISP" pad="4"/>
<contactref element="IC1" pad="7"/>
</signal>
<signal name="VCC">
<contactref element="ISP" pad="2"/>
<contactref element="COMM" pad="1"/>
<contactref element="IC1" pad="1"/>
<contactref element="FTDI" pad="3"/>
<contactref element="C1" pad="1"/>
<contactref element="R1" pad="1"/>
<contactref element="JP1" pad="4"/>
</signal>
<signal name="TX">
<contactref element="COMM" pad="2"/>
<contactref element="FTDI" pad="4"/>
<contactref element="IC1" pad="13"/>
</signal>
<signal name="RX">
<contactref element="COMM" pad="4"/>
<contactref element="FTDI" pad="5"/>
<contactref element="IC1" pad="12"/>
</signal>
<signal name="N$14">
<contactref element="IC1" pad="5"/>
</signal>
<signal name="N$17">
<contactref element="IC1" pad="6"/>
</signal>
<signal name="N$22">
<contactref element="IC1" pad="11"/>
</signal>
<signal name="N$29">
<contactref element="FTDI" pad="6"/>
</signal>
<signal name="N$33">
<contactref element="FTDI" pad="2"/>
</signal>
<signal name="N$4">
<contactref element="IC1" pad="10"/>
</signal>
<signal name="TRIG">
<contactref element="IC1" pad="2"/>
<contactref element="JP1" pad="3"/>
</signal>
<signal name="ECHO">
<contactref element="IC1" pad="3"/>
<contactref element="JP1" pad="2"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
