<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="6.5.0">
<drawing>
<board>
<plain>
<wire x1="0" y1="0" x2="45.7" y2="0" width="0" layer="20"/>
<wire x1="45.7" y1="0" x2="45.7" y2="55.55" width="0" layer="20"/>
<wire x1="45.7" y1="55.55" x2="0" y2="55.55" width="0" layer="20"/>
<wire x1="0" y1="55.55" x2="0" y2="0" width="0" layer="20"/>
</plain>
<libraries>
<library name="mcp2210">
<packages>
<package name="SOIC20-W">
</package>
</packages>
</library>
<library name="bytewerk-crystal">
<description>CC-BY-SA</description>
<packages>
<package name="HC49UP">
<description>&lt;b&gt;CRYSTAL&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="bytewerk-rcl">
<packages>
<package name="C0603">
<description>&lt;b&gt;CAPACITOR&lt;/b&gt;</description>
</package>
<package name="R0603">
<description>&lt;b&gt;RESISTOR&lt;/b&gt;</description>
</package>
<package name="C1206">
<description>&lt;b&gt;CAPACITOR&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="bytewerk-led">
<packages>
<package name="LED0603">
</package>
<package name="APF3236SEEZGQBDC">
</package>
</packages>
</library>
<library name="bytewerk-con">
<description>&lt;b&gt;Creative Commons 3.0 CC-BY-SA&lt;/b&gt;</description>
<packages>
<package name="ZX62-B-5PA(11)">
</package>
</packages>
</library>
<library name="atmel">
<description>&lt;b&gt;AVR Devices&lt;/b&gt;&lt;p&gt;
Configurable logic, microcontrollers, nonvolatile memories&lt;p&gt;
Based on the following sources:&lt;p&gt;
&lt;ul&gt;
&lt;li&gt;www.atmel.com
&lt;li&gt;CD-ROM : Configurable Logic Microcontroller Nonvolatile Memory
&lt;li&gt;CadSoft download site, www.cadsoft.de or www.cadsoftusa.com , file at90smcu_v400.zip
&lt;li&gt;avr.lbr
&lt;/ul&gt;
&lt;author&gt;Revised by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="TQFP44">
<description>&lt;b&gt;44-lead Thin Quad Flat Package&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="diode">
<description>&lt;b&gt;Diodes&lt;/b&gt;&lt;p&gt;
Based on the following sources:
&lt;ul&gt;
&lt;li&gt;Motorola : www.onsemi.com
&lt;li&gt;Fairchild : www.fairchildsemi.com
&lt;li&gt;Philips : www.semiconductors.com
&lt;li&gt;Vishay : www.vishay.de
&lt;/ul&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="MELF-MLL41">
<description>&lt;b&gt;DIODE&lt;/b&gt;&lt;p&gt;
Package DO-213AB = http://www.diotec.com/pdf/sm4001.pdf</description>
</package>
</packages>
</library>
<library name="con-molex">
<description>&lt;b&gt;Molex Connectors&lt;/b&gt;&lt;p&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="22-23-2021">
<description>.100" (2.54mm) Center Headers - 2 Pin</description>
</package>
</packages>
</library>
<library name="jumper">
<description>&lt;b&gt;Jumpers&lt;/b&gt;&lt;p&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="SJ_2">
<description>&lt;b&gt;Solder jumper&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="bytewerk-logo">
<description>&lt;b&gt;Creative Commons 3.0 CC-BY-SA&lt;/b&gt;</description>
<packages>
<package name="BYTEWERK-LOGO">
</package>
</packages>
</library>
<library name="bytewerk-driver">
<packages>
<package name="SSOP24">
<description>&lt;b&gt;Small Shrink Outline Package&lt;/b&gt;&lt;p&gt;
SOT340-1 / JEDEC MO-150AG</description>
</package>
</packages>
</library>
<library name="bytewerk-passive">
<packages>
<package name="C0603">
<description>&lt;b&gt;CAPACITOR&lt;/b&gt;</description>
</package>
<package name="R0603">
<description>&lt;b&gt;RESISTOR&lt;/b&gt;</description>
</package>
<package name="C0805">
<description>&lt;b&gt;CAPACITOR&lt;/b&gt;&lt;p&gt;</description>
</package>
</packages>
</library>
<library name="bytewerk-mechanical">
<packages>
<package name="HIGH-BUT">
</package>
</packages>
</library>
<library name="display-lcd">
<description>&lt;b&gt;Hitachi, Data Modul, Tuxgraphics - LCD Displays&lt;/b&gt;&lt;p&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="H1333C">
<description>&lt;b&gt;LCD DISPLAY&lt;/b&gt;&lt;p&gt;
4-character 7 segment</description>
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="IC1" library="mcp2210" package="SOIC20-W" value="MCP2210SO"/>
<element name="X1" library="bytewerk-crystal" package="HC49UP" value="12MHz"/>
<element name="C1" library="bytewerk-rcl" package="C0603" value="18p"/>
<element name="C2" library="bytewerk-rcl" package="C0603" value="18p"/>
<element name="C3" library="bytewerk-rcl" package="C0603" value="100n"/>
<element name="X2" library="bytewerk-crystal" package="HC49UP" value="16MHz"/>
<element name="C4" library="bytewerk-rcl" package="C0603" value="18p"/>
<element name="C5" library="bytewerk-rcl" package="C0603" value="18p"/>
<element name="C7" library="bytewerk-rcl" package="C0603" value="100n"/>
<element name="USBLED" library="bytewerk-led" package="LED0603" value="yellow"/>
<element name="R2" library="bytewerk-rcl" package="R0603" value="220R"/>
<element name="R5" library="bytewerk-rcl" package="R0603" value="10k"/>
<element name="R6" library="bytewerk-rcl" package="R0603" value="10k"/>
<element name="C10" library="bytewerk-rcl" package="C0603" value="100n"/>
<element name="R8" library="bytewerk-rcl" package="R0603" value="10k"/>
<element name="X3" library="bytewerk-con" package="ZX62-B-5PA(11)" value="MICRO-USB-A">
<attribute name="OC_MOUSER" value="798-ZX62-AB-5PA11"/>
<attribute name="MPN" value="ZX62-AB-5PA(11)"/>
<attribute name="MF" value="HIROSE"/>
</element>
<element name="C12" library="bytewerk-rcl" package="C1206" value="10uF/16V"/>
<element name="R22" library="bytewerk-rcl" package="R0603" value="60R"/>
<element name="R23" library="bytewerk-rcl" package="R0603" value="60R"/>
<element name="C6" library="bytewerk-rcl" package="C0603" value="100n"/>
<element name="R13" library="bytewerk-rcl" package="R0603" value="10k"/>
<element name="R16" library="bytewerk-rcl" package="R0603" value="10k"/>
<element name="R17" library="bytewerk-rcl" package="R0603" value="100R"/>
<element name="R18" library="bytewerk-rcl" package="R0603" value="100R"/>
<element name="C8" library="bytewerk-rcl" package="C0603" value="100n"/>
<element name="D1" library="diode" package="MELF-MLL41" value=""/>
<element name="X4" library="con-molex" package="22-23-2021" value="22-23-2021">
<attribute name="OC_NEWARK" value="25C3832"/>
<attribute name="MPN" value="22-23-2021"/>
<attribute name="MF" value="MOLEX"/>
<attribute name="OC_FARNELL" value="1462926"/>
</element>
<element name="D2" library="diode" package="MELF-MLL41" value=""/>
<element name="D3" library="diode" package="MELF-MLL41" value=""/>
<element name="SJ1" library="jumper" package="SJ_2" value=""/>
<element name="D4" library="diode" package="MELF-MLL41" value=""/>
<element name="LED9" library="bytewerk-led" package="APF3236SEEZGQBDC" value=""/>
<element name="LED10" library="bytewerk-led" package="APF3236SEEZGQBDC" value=""/>
<element name="LED11" library="bytewerk-led" package="APF3236SEEZGQBDC" value=""/>
<element name="LED12" library="bytewerk-led" package="APF3236SEEZGQBDC" value=""/>
<element name="LED4" library="bytewerk-led" package="APF3236SEEZGQBDC" value=""/>
<element name="LOGO1" library="bytewerk-logo" package="BYTEWERK-LOGO" value=""/>
<element name="IC3" library="bytewerk-driver" package="SSOP24" value=""/>
<element name="C9" library="bytewerk-passive" package="C0603" value="100nF"/>
<element name="R1" library="bytewerk-passive" package="R0603" value="tbd"/>
<element name="LED1" library="bytewerk-led" package="APF3236SEEZGQBDC" value=""/>
<element name="LED2" library="bytewerk-led" package="APF3236SEEZGQBDC" value=""/>
<element name="LED3" library="bytewerk-led" package="APF3236SEEZGQBDC" value=""/>
<element name="LED5" library="bytewerk-led" package="APF3236SEEZGQBDC" value=""/>
<element name="LED6" library="bytewerk-led" package="APF3236SEEZGQBDC" value=""/>
<element name="IC4" library="bytewerk-driver" package="SSOP24" value=""/>
<element name="C11" library="bytewerk-passive" package="C0603" value="100nF"/>
<element name="R3" library="bytewerk-passive" package="R0603" value="tbd"/>
<element name="R9" library="bytewerk-rcl" package="R0603" value="100R"/>
<element name="R10" library="bytewerk-rcl" package="R0603" value="100R"/>
<element name="X5" library="con-molex" package="22-23-2021" value="22-23-2021">
<attribute name="OC_NEWARK" value="25C3832"/>
<attribute name="MPN" value="22-23-2021"/>
<attribute name="MF" value="MOLEX"/>
<attribute name="OC_FARNELL" value="1462926"/>
</element>
<element name="R11" library="bytewerk-rcl" package="R0603" value="100R"/>
<element name="R12" library="bytewerk-rcl" package="R0603" value="100R"/>
<element name="R14" library="bytewerk-rcl" package="R0603" value="220R"/>
<element name="R15" library="bytewerk-rcl" package="R0603" value="220R"/>
<element name="R19" library="bytewerk-rcl" package="R0603" value="100R"/>
<element name="R20" library="bytewerk-rcl" package="R0603" value="100R"/>
<element name="C13" library="bytewerk-passive" package="C0805" value="2u2"/>
<element name="C14" library="bytewerk-passive" package="C0805" value="2u2"/>
<element name="S1" library="bytewerk-mechanical" package="HIGH-BUT" value="HIGH-BUT"/>
<element name="S2" library="bytewerk-mechanical" package="HIGH-BUT" value="HIGH-BUT"/>
<element name="S3" library="bytewerk-mechanical" package="HIGH-BUT" value="HIGH-BUT"/>
<element name="S4" library="bytewerk-mechanical" package="HIGH-BUT" value="HIGH-BUT"/>
<element name="R21" library="bytewerk-rcl" package="R0603" value="4k7"/>
<element name="R24" library="bytewerk-rcl" package="R0603" value="4k7"/>
<element name="R25" library="bytewerk-rcl" package="R0603" value="4k7"/>
<element name="R26" library="bytewerk-rcl" package="R0603" value="4k7"/>
<element name="C15" library="bytewerk-rcl" package="C0603" value="10n"/>
<element name="C16" library="bytewerk-rcl" package="C0603" value="10n"/>
<element name="C17" library="bytewerk-rcl" package="C0603" value="10n"/>
<element name="C18" library="bytewerk-rcl" package="C0603" value="10n"/>
<element name="LED7" library="bytewerk-led" package="APF3236SEEZGQBDC" value=""/>
<element name="LED8" library="bytewerk-led" package="APF3236SEEZGQBDC" value=""/>
<element name="LED13" library="bytewerk-led" package="APF3236SEEZGQBDC" value=""/>
<element name="LED14" library="bytewerk-led" package="APF3236SEEZGQBDC" value=""/>
<element name="LED15" library="bytewerk-led" package="APF3236SEEZGQBDC" value=""/>
<element name="IC5" library="bytewerk-driver" package="SSOP24" value=""/>
<element name="C19" library="bytewerk-passive" package="C0603" value="100nF"/>
<element name="R27" library="bytewerk-passive" package="R0603" value="tbd"/>
<element name="C20" library="bytewerk-passive" package="C0805" value="2u2"/>
<element name="DIS1" library="display-lcd" package="H1333C" value="H1333C">
<attribute name="OC_NEWARK" value="unknown"/>
<attribute name="MPN" value=""/>
<attribute name="MF" value=""/>
<attribute name="OC_FARNELL" value="unknown"/>
</element>
<element name="IC7" library="atmel" package="TQFP44" value="MEGA16-A">
<attribute name="OC_NEWARK" value="96K6515"/>
<attribute name="MPN" value="ATMEGA16-16AU"/>
<attribute name="MF" value=""/>
<attribute name="OC_FARNELL" value="9171134"/>
</element>
<element name="C21" library="bytewerk-rcl" package="C0603" value="100n"/>
<element name="C22" library="bytewerk-rcl" package="C0603" value="100n"/>
<element name="R28" library="bytewerk-rcl" package="R0603" value="100R"/>
</elements>
<signals>
<signal name="+5V">
<contactref element="R5" pad="2"/>
<contactref element="C6" pad="2"/>
<contactref element="IC1" pad="1"/>
<contactref element="C3" pad="2"/>
<contactref element="R6" pad="2"/>
<contactref element="C12" pad="2"/>
<contactref element="USBLED" pad="A"/>
<contactref element="SJ1" pad="2"/>
<contactref element="D4" pad="C"/>
<contactref element="IC3" pad="24"/>
<contactref element="C9" pad="1"/>
<contactref element="IC4" pad="24"/>
<contactref element="C11" pad="1"/>
<contactref element="C13" pad="2"/>
<contactref element="C14" pad="2"/>
<contactref element="R24" pad="2"/>
<contactref element="R21" pad="2"/>
<contactref element="R26" pad="2"/>
<contactref element="R25" pad="2"/>
<contactref element="IC5" pad="24"/>
<contactref element="C19" pad="1"/>
<contactref element="C20" pad="2"/>
<contactref element="IC7" pad="27"/>
<contactref element="C7" pad="1"/>
<contactref element="IC7" pad="17"/>
<contactref element="IC7" pad="38"/>
<contactref element="IC7" pad="5"/>
<contactref element="C22" pad="2"/>
<contactref element="C21" pad="2"/>
</signal>
<signal name="USB_DN">
<contactref element="X3" pad="2"/>
<contactref element="R23" pad="1"/>
</signal>
<signal name="USB_DP">
<contactref element="X3" pad="3"/>
<contactref element="R22" pad="1"/>
</signal>
<signal name="GND">
<contactref element="X3" pad="S1"/>
<contactref element="X3" pad="S2"/>
<contactref element="X3" pad="S3"/>
<contactref element="X3" pad="S4"/>
<contactref element="X3" pad="S5"/>
<contactref element="X3" pad="S6"/>
<contactref element="X3" pad="5"/>
<contactref element="C6" pad="1"/>
<contactref element="C1" pad="2"/>
<contactref element="C2" pad="2"/>
<contactref element="IC1" pad="20"/>
<contactref element="C10" pad="1"/>
<contactref element="C3" pad="1"/>
<contactref element="R8" pad="1"/>
<contactref element="C12" pad="1"/>
<contactref element="R16" pad="1"/>
<contactref element="R13" pad="1"/>
<contactref element="X4" pad="2"/>
<contactref element="C9" pad="2"/>
<contactref element="IC3" pad="1"/>
<contactref element="R1" pad="2"/>
<contactref element="IC4" pad="1"/>
<contactref element="C11" pad="2"/>
<contactref element="IC4" pad="1"/>
<contactref element="R3" pad="2"/>
<contactref element="C13" pad="1"/>
<contactref element="C14" pad="1"/>
<contactref element="S1" pad="Y2"/>
<contactref element="S1" pad="A1"/>
<contactref element="S4" pad="Y2"/>
<contactref element="S4" pad="A1"/>
<contactref element="S3" pad="Y2"/>
<contactref element="S3" pad="A1"/>
<contactref element="S2" pad="Y2"/>
<contactref element="S2" pad="A1"/>
<contactref element="C15" pad="2"/>
<contactref element="C16" pad="2"/>
<contactref element="C17" pad="2"/>
<contactref element="C18" pad="2"/>
<contactref element="IC5" pad="1"/>
<contactref element="C19" pad="2"/>
<contactref element="IC5" pad="1"/>
<contactref element="R27" pad="2"/>
<contactref element="C20" pad="1"/>
<contactref element="IC7" pad="28"/>
<contactref element="C4" pad="2"/>
<contactref element="C5" pad="2"/>
<contactref element="C8" pad="2"/>
<contactref element="IC7" pad="28"/>
<contactref element="C7" pad="2"/>
<contactref element="IC7" pad="18"/>
<contactref element="IC7" pad="6"/>
<contactref element="IC7" pad="39"/>
<contactref element="C21" pad="1"/>
<contactref element="C22" pad="1"/>
</signal>
<signal name="N$20">
<contactref element="X3" pad="4"/>
</signal>
<signal name="!UC_RESET!">
<contactref element="R5" pad="1"/>
<contactref element="IC1" pad="5"/>
<contactref element="IC7" pad="4"/>
</signal>
<signal name="N$1">
<contactref element="C4" pad="1"/>
<contactref element="X2" pad="2"/>
<contactref element="IC7" pad="7"/>
</signal>
<signal name="N$2">
<contactref element="C5" pad="1"/>
<contactref element="X2" pad="1"/>
<contactref element="IC7" pad="8"/>
</signal>
<signal name="!RST_USB!">
<contactref element="IC1" pad="4"/>
<contactref element="R6" pad="1"/>
<contactref element="IC7" pad="24"/>
</signal>
<signal name="INTERRUPT">
<contactref element="IC1" pad="10"/>
<contactref element="R8" pad="2"/>
<contactref element="IC7" pad="42"/>
</signal>
<signal name="SPI_MOSI">
<contactref element="R14" pad="1"/>
<contactref element="IC7" pad="1"/>
</signal>
<signal name="SPI_SCK">
<contactref element="R15" pad="1"/>
<contactref element="IC7" pad="3"/>
</signal>
<signal name="SPI_SS">
<contactref element="IC1" pad="6"/>
<contactref element="IC7" pad="44"/>
</signal>
<signal name="SPI_MISO">
<contactref element="IC1" pad="13"/>
<contactref element="R11" pad="2"/>
</signal>
<signal name="ACK_MISO">
<contactref element="R17" pad="2"/>
<contactref element="IC1" pad="15"/>
<contactref element="R16" pad="2"/>
</signal>
<signal name="ACK_MOSI">
<contactref element="R18" pad="2"/>
<contactref element="IC1" pad="16"/>
<contactref element="R13" pad="2"/>
</signal>
<signal name="N$3">
<contactref element="IC1" pad="2"/>
<contactref element="X1" pad="2"/>
<contactref element="C1" pad="1"/>
</signal>
<signal name="N$4">
<contactref element="X1" pad="1"/>
<contactref element="IC1" pad="3"/>
<contactref element="C2" pad="1"/>
</signal>
<signal name="VUSB">
<contactref element="IC1" pad="17"/>
<contactref element="C10" pad="2"/>
</signal>
<signal name="!USBCFG!">
<contactref element="IC1" pad="12"/>
<contactref element="R2" pad="2"/>
</signal>
<signal name="N$21">
<contactref element="R22" pad="2"/>
<contactref element="IC1" pad="19"/>
</signal>
<signal name="N$22">
<contactref element="R23" pad="2"/>
<contactref element="IC1" pad="18"/>
</signal>
<signal name="N$8">
<contactref element="R2" pad="1"/>
<contactref element="USBLED" pad="C"/>
</signal>
<signal name="V+_LEDS">
<contactref element="D2" pad="C"/>
<contactref element="LED12" pad="5"/>
<contactref element="LED12" pad="6"/>
<contactref element="LED11" pad="6"/>
<contactref element="LED12" pad="4"/>
<contactref element="LED9" pad="4"/>
<contactref element="LED9" pad="5"/>
<contactref element="LED9" pad="6"/>
<contactref element="LED11" pad="5"/>
<contactref element="LED11" pad="4"/>
<contactref element="LED10" pad="6"/>
<contactref element="LED10" pad="5"/>
<contactref element="LED10" pad="4"/>
<contactref element="LED4" pad="5"/>
<contactref element="LED4" pad="6"/>
<contactref element="LED4" pad="4"/>
<contactref element="LED5" pad="5"/>
<contactref element="LED5" pad="6"/>
<contactref element="LED3" pad="6"/>
<contactref element="LED5" pad="4"/>
<contactref element="LED1" pad="4"/>
<contactref element="LED1" pad="5"/>
<contactref element="LED1" pad="6"/>
<contactref element="LED3" pad="5"/>
<contactref element="LED3" pad="4"/>
<contactref element="LED2" pad="6"/>
<contactref element="LED2" pad="5"/>
<contactref element="LED2" pad="4"/>
<contactref element="LED6" pad="4"/>
<contactref element="LED6" pad="5"/>
<contactref element="LED6" pad="6"/>
<contactref element="LED14" pad="5"/>
<contactref element="LED14" pad="6"/>
<contactref element="LED13" pad="6"/>
<contactref element="LED14" pad="4"/>
<contactref element="LED7" pad="4"/>
<contactref element="LED7" pad="5"/>
<contactref element="LED7" pad="6"/>
<contactref element="LED13" pad="5"/>
<contactref element="LED13" pad="4"/>
<contactref element="LED8" pad="6"/>
<contactref element="LED8" pad="5"/>
<contactref element="LED8" pad="4"/>
<contactref element="LED15" pad="4"/>
<contactref element="LED15" pad="5"/>
<contactref element="LED15" pad="6"/>
</signal>
<signal name="N$9">
<contactref element="D1" pad="A"/>
<contactref element="SJ1" pad="3"/>
</signal>
<signal name="N$10">
<contactref element="D1" pad="C"/>
<contactref element="X4" pad="1"/>
<contactref element="D2" pad="A"/>
<contactref element="D3" pad="A"/>
</signal>
<signal name="N$11">
<contactref element="D3" pad="C"/>
<contactref element="SJ1" pad="1"/>
</signal>
<signal name="N$12">
<contactref element="D4" pad="A"/>
<contactref element="X3" pad="1"/>
</signal>
<signal name="N$13">
<contactref element="IC3" pad="5"/>
<contactref element="LED12" pad="3"/>
</signal>
<signal name="N$14">
<contactref element="LED12" pad="2"/>
<contactref element="IC3" pad="6"/>
</signal>
<signal name="N$15">
<contactref element="LED12" pad="1"/>
<contactref element="IC3" pad="7"/>
</signal>
<signal name="N$16">
<contactref element="LED11" pad="3"/>
<contactref element="IC3" pad="8"/>
</signal>
<signal name="N$17">
<contactref element="LED11" pad="2"/>
<contactref element="IC3" pad="9"/>
</signal>
<signal name="N$18">
<contactref element="LED11" pad="1"/>
<contactref element="IC3" pad="10"/>
</signal>
<signal name="N$19">
<contactref element="LED10" pad="3"/>
<contactref element="IC3" pad="11"/>
</signal>
<signal name="N$23">
<contactref element="LED10" pad="2"/>
<contactref element="IC3" pad="12"/>
</signal>
<signal name="N$24">
<contactref element="LED10" pad="1"/>
<contactref element="IC3" pad="13"/>
</signal>
<signal name="N$25">
<contactref element="LED9" pad="3"/>
<contactref element="IC3" pad="14"/>
</signal>
<signal name="N$26">
<contactref element="LED9" pad="2"/>
<contactref element="IC3" pad="16"/>
</signal>
<signal name="N$27">
<contactref element="LED9" pad="1"/>
<contactref element="IC3" pad="17"/>
</signal>
<signal name="N$28">
<contactref element="LED4" pad="3"/>
<contactref element="IC3" pad="18"/>
</signal>
<signal name="N$29">
<contactref element="LED4" pad="2"/>
<contactref element="IC3" pad="19"/>
</signal>
<signal name="N$30">
<contactref element="LED4" pad="1"/>
<contactref element="IC3" pad="20"/>
</signal>
<signal name="N$32">
<contactref element="R1" pad="1"/>
<contactref element="IC3" pad="23"/>
</signal>
<signal name="PWMCLK">
<contactref element="IC3" pad="21"/>
<contactref element="IC4" pad="21"/>
<contactref element="R12" pad="2"/>
<contactref element="IC5" pad="21"/>
</signal>
<signal name="TRANS1">
<contactref element="IC3" pad="4"/>
<contactref element="R9" pad="2"/>
</signal>
<signal name="N$31">
<contactref element="IC3" pad="22"/>
<contactref element="IC4" pad="2"/>
</signal>
<signal name="SIN">
<contactref element="IC3" pad="2"/>
<contactref element="R20" pad="2"/>
</signal>
<signal name="SCK">
<contactref element="IC3" pad="3"/>
<contactref element="IC4" pad="3"/>
<contactref element="R19" pad="2"/>
<contactref element="IC5" pad="3"/>
</signal>
<signal name="N$33">
<contactref element="IC4" pad="5"/>
<contactref element="LED5" pad="3"/>
</signal>
<signal name="N$34">
<contactref element="LED5" pad="2"/>
<contactref element="IC4" pad="6"/>
</signal>
<signal name="N$35">
<contactref element="LED5" pad="1"/>
<contactref element="IC4" pad="7"/>
</signal>
<signal name="N$36">
<contactref element="LED3" pad="3"/>
<contactref element="IC4" pad="8"/>
</signal>
<signal name="N$37">
<contactref element="LED3" pad="2"/>
<contactref element="IC4" pad="9"/>
</signal>
<signal name="N$38">
<contactref element="LED3" pad="1"/>
<contactref element="IC4" pad="10"/>
</signal>
<signal name="N$39">
<contactref element="LED2" pad="3"/>
<contactref element="IC4" pad="11"/>
</signal>
<signal name="N$40">
<contactref element="LED2" pad="2"/>
<contactref element="IC4" pad="12"/>
</signal>
<signal name="N$41">
<contactref element="LED2" pad="1"/>
<contactref element="IC4" pad="13"/>
</signal>
<signal name="N$42">
<contactref element="LED1" pad="3"/>
<contactref element="IC4" pad="14"/>
</signal>
<signal name="N$43">
<contactref element="LED1" pad="2"/>
<contactref element="IC4" pad="16"/>
</signal>
<signal name="N$44">
<contactref element="LED1" pad="1"/>
<contactref element="IC4" pad="17"/>
</signal>
<signal name="N$45">
<contactref element="LED6" pad="3"/>
<contactref element="IC4" pad="18"/>
</signal>
<signal name="N$46">
<contactref element="LED6" pad="2"/>
<contactref element="IC4" pad="19"/>
</signal>
<signal name="N$47">
<contactref element="LED6" pad="1"/>
<contactref element="IC4" pad="20"/>
</signal>
<signal name="N$48">
<contactref element="R3" pad="1"/>
<contactref element="IC4" pad="23"/>
</signal>
<signal name="TRANS2">
<contactref element="IC4" pad="4"/>
<contactref element="R10" pad="2"/>
</signal>
<signal name="TRANS3">
<contactref element="R28" pad="2"/>
<contactref element="IC5" pad="4"/>
</signal>
<signal name="UC_RX">
<contactref element="X5" pad="1"/>
<contactref element="IC7" pad="10"/>
</signal>
<signal name="UC_TX">
<contactref element="X5" pad="2"/>
<contactref element="IC7" pad="9"/>
</signal>
<signal name="N$53">
<contactref element="R11" pad="1"/>
<contactref element="IC7" pad="2"/>
</signal>
<signal name="N$54">
<contactref element="R12" pad="1"/>
<contactref element="IC7" pad="43"/>
</signal>
<signal name="N$55">
<contactref element="R14" pad="2"/>
<contactref element="IC1" pad="9"/>
</signal>
<signal name="N$56">
<contactref element="R15" pad="2"/>
<contactref element="IC1" pad="11"/>
</signal>
<signal name="N$57">
<contactref element="R19" pad="1"/>
<contactref element="IC7" pad="41"/>
</signal>
<signal name="N$58">
<contactref element="R20" pad="1"/>
<contactref element="IC7" pad="40"/>
</signal>
<signal name="SW1">
<contactref element="S4" pad="A2"/>
<contactref element="S4" pad="Y1"/>
<contactref element="C18" pad="1"/>
<contactref element="R21" pad="1"/>
<contactref element="IC7" pad="11"/>
</signal>
<signal name="SW2">
<contactref element="S3" pad="A2"/>
<contactref element="S3" pad="Y1"/>
<contactref element="C17" pad="1"/>
<contactref element="R24" pad="1"/>
<contactref element="IC7" pad="19"/>
</signal>
<signal name="SW4">
<contactref element="S1" pad="A2"/>
<contactref element="S1" pad="Y1"/>
<contactref element="C15" pad="1"/>
<contactref element="R26" pad="1"/>
<contactref element="IC7" pad="21"/>
</signal>
<signal name="N$62">
<contactref element="IC5" pad="5"/>
<contactref element="LED14" pad="3"/>
</signal>
<signal name="N$64">
<contactref element="LED14" pad="2"/>
<contactref element="IC5" pad="6"/>
</signal>
<signal name="N$65">
<contactref element="LED14" pad="1"/>
<contactref element="IC5" pad="7"/>
</signal>
<signal name="N$66">
<contactref element="LED13" pad="3"/>
<contactref element="IC5" pad="8"/>
</signal>
<signal name="N$67">
<contactref element="LED13" pad="2"/>
<contactref element="IC5" pad="9"/>
</signal>
<signal name="N$68">
<contactref element="LED13" pad="1"/>
<contactref element="IC5" pad="10"/>
</signal>
<signal name="N$69">
<contactref element="LED8" pad="3"/>
<contactref element="IC5" pad="11"/>
</signal>
<signal name="N$70">
<contactref element="LED8" pad="2"/>
<contactref element="IC5" pad="12"/>
</signal>
<signal name="N$71">
<contactref element="LED8" pad="1"/>
<contactref element="IC5" pad="13"/>
</signal>
<signal name="N$72">
<contactref element="LED7" pad="3"/>
<contactref element="IC5" pad="14"/>
</signal>
<signal name="N$73">
<contactref element="LED7" pad="2"/>
<contactref element="IC5" pad="16"/>
</signal>
<signal name="N$74">
<contactref element="LED7" pad="1"/>
<contactref element="IC5" pad="17"/>
</signal>
<signal name="N$75">
<contactref element="LED15" pad="3"/>
<contactref element="IC5" pad="18"/>
</signal>
<signal name="N$76">
<contactref element="LED15" pad="2"/>
<contactref element="IC5" pad="19"/>
</signal>
<signal name="N$77">
<contactref element="LED15" pad="1"/>
<contactref element="IC5" pad="20"/>
</signal>
<signal name="N$78">
<contactref element="R27" pad="1"/>
<contactref element="IC5" pad="23"/>
</signal>
<signal name="SOUT2">
<contactref element="IC4" pad="22"/>
<contactref element="IC5" pad="2"/>
</signal>
<signal name="N$6">
<contactref element="C8" pad="1"/>
<contactref element="IC7" pad="29"/>
</signal>
<signal name="SW3">
<contactref element="S2" pad="A2"/>
<contactref element="S2" pad="Y1"/>
<contactref element="C16" pad="1"/>
<contactref element="R25" pad="1"/>
<contactref element="IC7" pad="20"/>
</signal>
<signal name="RTC_X1">
<contactref element="IC7" pad="26"/>
</signal>
<signal name="RTC_X2">
<contactref element="IC7" pad="25"/>
</signal>
<signal name="N$5">
<contactref element="IC7" pad="23"/>
<contactref element="R18" pad="1"/>
</signal>
<signal name="N$7">
<contactref element="IC7" pad="22"/>
<contactref element="R17" pad="1"/>
</signal>
<signal name="N$49">
<contactref element="IC7" pad="30"/>
<contactref element="R9" pad="1"/>
</signal>
<signal name="N$50">
<contactref element="IC7" pad="31"/>
<contactref element="R10" pad="1"/>
</signal>
<signal name="N$51">
<contactref element="IC7" pad="32"/>
<contactref element="R28" pad="1"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
