<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="6.4">
<drawing>
<board>
<plain>
<wire x1="-0.63" y1="-0.47" x2="159.37" y2="-0.47" width="0" layer="20"/>
<wire x1="159.37" y1="-0.47" x2="159.37" y2="99.53" width="0" layer="20"/>
<wire x1="159.37" y1="99.53" x2="-0.63" y2="99.53" width="0" layer="20"/>
<wire x1="-0.63" y1="99.53" x2="-0.63" y2="-0.47" width="0" layer="20"/>
<text>CSA-DRVIO-V1.1A</text>
<text>(C) A. Fachat</text>
<text>CSA-DRVIO-V1.1A</text>
<text>(C) A. Fachat</text>
</plain>
<libraries>
<library name="csa">
<packages>
<package name="CSABUS">
</package>
<package name="DIL28">
</package>
<package name="DIP40">
</package>
<package name="DIL20">
</package>
<package name="CON34">
</package>
</packages>
</library>
<library name="74xx-eu">
<packages>
<package name="DIL16">
<description>&lt;b&gt;Dual In Line Package&lt;/b&gt;</description>
</package>
<package name="DIL14">
<description>&lt;b&gt;Dual In Line Package&lt;/b&gt;</description>
</package>
<package name="DIL20">
<description>&lt;b&gt;Dual In Line Package&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="74xx-us">
<packages>
<package name="DIL14">
<description>&lt;b&gt;Dual In Line Package&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="jumper">
<packages>
<package name="JP2Q">
<description>&lt;b&gt;JUMPER&lt;/b&gt;</description>
</package>
<package name="JP2">
<description>&lt;b&gt;JUMPER&lt;/b&gt;</description>
</package>
<package name="JP1">
<description>&lt;b&gt;JUMPER&lt;/b&gt;</description>
</package>
<package name="JP4Q">
<description>&lt;b&gt;JUMPER&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="con-hirschmann">
<packages>
<package name="MAB6H">
<description>Female &lt;b&gt;CONNECTOR&lt;/b&gt;&lt;p&gt;
6 pins with shield, horizontal (DIN 45322)</description>
</package>
</packages>
</library>
<library name="led">
<packages>
<package name="LED5MM">
<description>&lt;B&gt;LED&lt;/B&gt;&lt;p&gt;
5 mm, round</description>
</package>
</packages>
</library>
<library name="rcl">
<packages>
<package name="0207/10">
<description>&lt;b&gt;RESISTOR&lt;/b&gt;&lt;p&gt;
type 0207, grid 10 mm</description>
</package>
<package name="E2,5-5">
<description>&lt;b&gt;ELECTROLYTIC CAPACITOR&lt;/b&gt;&lt;p&gt;
grid 2.54 mm, diameter 5 mm</description>
</package>
<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>
<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="resistor-net">
<packages>
<package name="RN-8">
<description>&lt;b&gt;RESISTOR NETWORK&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="resistor-dil">
<packages>
<package name="DIL16">
<description>&lt;b&gt;Dual In Line Package&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="crystal">
<description>&lt;b&gt;Crystals and Crystal Resonators&lt;/b&gt;&lt;p&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="SG51">
<description>&lt;b&gt;CRYSTAL RESONATOR&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="DO35-7">
<description>&lt;B&gt;DIODE&lt;/B&gt;&lt;p&gt;
diameter 2 mm, horizontal, grid 7.62 mm</description>
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
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</variantdefs>
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<element name="P1" library="csa" package="CSABUS" value="CSABUS"/>
<element name="IC1" library="csa" package="DIL28" value="WD1770"/>
<element name="IC2" library="csa" package="DIP40" value="CIASMALLPADS"/>
<element name="IC3" library="74xx-eu" package="DIL16" value="74HCT138N"/>
<element name="IC4" library="74xx-eu" package="DIL16" value="74HCT138N"/>
<element name="IC6" library="74xx-eu" package="DIL14" value="74HCT08N"/>
<element name="IC8" library="csa" package="DIL20" value="74LS688BUSOPT"/>
<element name="IC9" library="74xx-eu" package="DIL14" value="74HCT00N"/>
<element name="P2" library="csa" package="CON34" value="SHUGART"/>
<element name="IC10" library="74xx-eu" package="DIL14" value="74LS06N"/>
<element name="IC11" library="74xx-us" package="DIL14" value="74LS293N"/>
<element name="IC12" library="74xx-eu" package="DIL14" value="74HCT00N"/>
<element name="IC13" library="74xx-eu" package="DIL14" value="74LS07N"/>
<element name="X1" library="con-hirschmann" package="MAB6H" value="MAB6H"/>
<element name="LED1" library="led" package="LED5MM" value=""/>
<element name="LED2" library="led" package="LED5MM" value=""/>
<element name="IC14" library="74xx-eu" package="DIL14" value="74LS06N"/>
<element name="R1" library="rcl" package="0207/10" value="150"/>
<element name="R2" library="rcl" package="0207/10" value="620"/>
<element name="IC15" library="74xx-eu" package="DIL14" value="74HC14N"/>
<element name="IC16" library="74xx-eu" package="DIL20" value="74HCT241N"/>
<element name="JP3" library="jumper" package="JP2Q" value=""/>
<element name="IC17" library="csa" package="DIL20" value="74LS273BUSOPT"/>
<element name="IC5" library="74xx-eu" package="DIL16" value="74HCT139N"/>
<element name="C1" library="rcl" package="E2,5-5" value="47u"/>
<element name="C2" library="rcl" package="C025-025X050" value=""/>
<element name="C3" library="rcl" package="C025-025X050" value=""/>
<element name="C4" library="rcl" package="C025-025X050" value=""/>
<element name="C5" library="rcl" package="C025-025X050" value=""/>
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<element name="C16" library="rcl" package="C025-025X050" value=""/>
<element name="C17" library="rcl" package="C025-025X050" value=""/>
<element name="JP1" library="jumper" package="JP2" value=""/>
<element name="RN3" library="resistor-net" package="RN-8" value="10k"/>
<element name="JP4" library="jumper" package="JP1" value=""/>
<element name="R3" library="rcl" package="0204/7" value="4k7"/>
<element name="JP6" library="jumper" package="JP2" value=""/>
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<element name="C20" library="rcl" package="C025-025X050" value=""/>
<element name="C21" library="rcl" package="C025-025X050" value=""/>
<element name="RN1" library="resistor-dil" package="DIL16" value="47"/>
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<element name="R5" library="rcl" package="0207/10" value="1k"/>
<element name="R6" library="rcl" package="0207/10" value="1k"/>
<element name="R7" library="rcl" package="0207/10" value="1k"/>
<element name="R8" library="rcl" package="0207/10" value="220"/>
<element name="JP2" library="jumper" package="JP2" value=""/>
<element name="QG1" library="crystal" package="SG51" value="16MHz">
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<attribute name="MPN" value=""/>
<attribute name="MF" value=""/>
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<element name="IC18" library="74xx-eu" package="DIL20" value="74HCT245N"/>
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<element name="JP10" library="jumper" package="JP1" value=""/>
<element name="D1" library="diode" package="DO35-7" value="1N4148DO35-7"/>
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<signal name="GND">
<contactref element="IC2" pad="1"/>
<contactref element="IC3" pad="8"/>
<contactref element="IC4" pad="8"/>
<contactref element="IC6" pad="7"/>
<contactref element="P1" pad="C32"/>
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<contactref element="P1" pad="C1"/>
<contactref element="IC8" pad="10"/>
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<contactref element="C1" pad="-"/>
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<contactref element="C2" pad="2"/>
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<contactref element="IC8" pad="7"/>
<contactref element="JP1" pad="1"/>
<contactref element="IC16" pad="15"/>
<contactref element="X1" pad="2"/>
<contactref element="X1" pad="PE"/>
<contactref element="X1" pad="PE@"/>
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<contactref element="JP6" pad="1"/>
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<contactref element="IC18" pad="10"/>
<contactref element="JP7" pad="3"/>
<contactref element="JP3" pad="1"/>
<contactref element="JP3" pad="3"/>
</signal>
<signal name="VCC">
<contactref element="IC2" pad="20"/>
<contactref element="IC3" pad="16"/>
<contactref element="IC4" pad="16"/>
<contactref element="IC6" pad="14"/>
<contactref element="P1" pad="C3"/>
<contactref element="P1" pad="C2"/>
<contactref element="IC8" pad="20"/>
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<contactref element="IC13" pad="14"/>
<contactref element="IC14" pad="14"/>
<contactref element="IC15" pad="14"/>
<contactref element="LED1" pad="A"/>
<contactref element="LED2" pad="A"/>
<contactref element="IC16" pad="20"/>
<contactref element="IC17" pad="20"/>
<contactref element="IC5" pad="16"/>
<contactref element="C1" pad="+"/>
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<contactref element="C5" pad="1"/>
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<contactref element="JP1" pad="3"/>
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<contactref element="R7" pad="2"/>
<contactref element="R8" pad="2"/>
<contactref element="QG1" pad="14"/>
<contactref element="IC18" pad="20"/>
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<signal name="D0">
<contactref element="P1" pad="A22"/>
<contactref element="IC2" pad="33"/>
<contactref element="IC17" pad="3"/>
<contactref element="IC7" pad="18"/>
<contactref element="IC18" pad="11"/>
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<signal name="D1">
<contactref element="P1" pad="A21"/>
<contactref element="IC2" pad="32"/>
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<signal name="D2">
<contactref element="P1" pad="A20"/>
<contactref element="IC2" pad="31"/>
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<contactref element="IC18" pad="13"/>
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<signal name="D3">
<contactref element="P1" pad="A19"/>
<contactref element="IC2" pad="30"/>
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<contactref element="IC7" pad="15"/>
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<signal name="D4">
<contactref element="P1" pad="A18"/>
<contactref element="IC2" pad="29"/>
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<contactref element="IC7" pad="14"/>
<contactref element="IC18" pad="15"/>
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<signal name="D5">
<contactref element="P1" pad="A17"/>
<contactref element="IC2" pad="28"/>
<contactref element="IC17" pad="14"/>
<contactref element="IC7" pad="13"/>
<contactref element="IC18" pad="16"/>
</signal>
<signal name="D6">
<contactref element="P1" pad="A16"/>
<contactref element="IC2" pad="27"/>
<contactref element="IC17" pad="13"/>
<contactref element="IC7" pad="12"/>
<contactref element="IC18" pad="17"/>
</signal>
<signal name="D7">
<contactref element="P1" pad="A15"/>
<contactref element="IC2" pad="26"/>
<contactref element="IC17" pad="8"/>
<contactref element="IC7" pad="11"/>
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</signal>
<signal name="A0">
<contactref element="P1" pad="C23"/>
<contactref element="IC1" pad="3"/>
<contactref element="IC2" pad="38"/>
</signal>
<signal name="A1">
<contactref element="P1" pad="C22"/>
<contactref element="IC1" pad="4"/>
<contactref element="IC2" pad="37"/>
</signal>
<signal name="A2">
<contactref element="P1" pad="C21"/>
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</signal>
<signal name="A3">
<contactref element="P1" pad="C20"/>
<contactref element="IC2" pad="35"/>
<contactref element="IC5" pad="2"/>
</signal>
<signal name="A4">
<contactref element="P1" pad="C19"/>
<contactref element="IC9" pad="9"/>
<contactref element="IC5" pad="3"/>
</signal>
<signal name="A5">
<contactref element="P1" pad="C18"/>
<contactref element="IC8" pad="17"/>
</signal>
<signal name="A6">
<contactref element="P1" pad="C17"/>
<contactref element="IC8" pad="4"/>
</signal>
<signal name="A7">
<contactref element="P1" pad="C16"/>
<contactref element="IC8" pad="15"/>
</signal>
<signal name="A8">
<contactref element="P1" pad="C15"/>
<contactref element="IC8" pad="6"/>
</signal>
<signal name="A9">
<contactref element="P1" pad="C14"/>
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</signal>
<signal name="A10">
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</signal>
<signal name="A11">
<contactref element="P1" pad="C12"/>
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</signal>
<signal name="A12">
<contactref element="P1" pad="C11"/>
<contactref element="JP8" pad="1"/>
</signal>
<signal name="A13">
<contactref element="P1" pad="C10"/>
<contactref element="IC4" pad="2"/>
</signal>
<signal name="A14">
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<contactref element="IC4" pad="3"/>
</signal>
<signal name="A15">
<contactref element="P1" pad="C8"/>
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<signal name="A16">
<contactref element="P1" pad="C7"/>
<contactref element="IC3" pad="1"/>
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<signal name="A17">
<contactref element="P1" pad="C6"/>
<contactref element="IC3" pad="2"/>
</signal>
<signal name="A18">
<contactref element="P1" pad="C5"/>
<contactref element="IC3" pad="3"/>
</signal>
<signal name="A19">
<contactref element="P1" pad="C4"/>
<contactref element="IC3" pad="5"/>
</signal>
<signal name="/IOSEL">
<contactref element="P1" pad="A7"/>
<contactref element="IC8" pad="1"/>
</signal>
<signal name="/MEMSEL">
<contactref element="P1" pad="A6"/>
<contactref element="IC3" pad="4"/>
</signal>
<signal name="N$1">
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<contactref element="JP9" pad="6"/>
</signal>
<signal name="N$2">
<contactref element="IC3" pad="10"/>
<contactref element="JP9" pad="2"/>
</signal>
<signal name="N$3">
<contactref element="IC4" pad="4"/>
<contactref element="JP9" pad="3"/>
<contactref element="JP9" pad="5"/>
<contactref element="JP9" pad="7"/>
<contactref element="JP9" pad="1"/>
</signal>
<signal name="/CIASEL">
<contactref element="IC6" pad="3"/>
<contactref element="IC2" pad="23"/>
</signal>
<signal name="N$10">
<contactref element="IC9" pad="6"/>
<contactref element="IC1" pad="1"/>
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</signal>
<signal name="N$16">
<contactref element="IC10" pad="2"/>
<contactref element="R9" pad="1"/>
</signal>
<signal name="N$17">
<contactref element="IC10" pad="4"/>
<contactref element="RN1" pad="8"/>
</signal>
<signal name="N$19">
<contactref element="IC10" pad="8"/>
<contactref element="RN1" pad="5"/>
</signal>
<signal name="N$20">
<contactref element="IC10" pad="6"/>
<contactref element="RN1" pad="6"/>
</signal>
<signal name="N$28">
<contactref element="IC11" pad="9"/>
<contactref element="IC12" pad="10"/>
</signal>
<signal name="N$29">
<contactref element="IC12" pad="6"/>
<contactref element="IC12" pad="12"/>
</signal>
<signal name="N$30">
<contactref element="IC12" pad="8"/>
<contactref element="IC12" pad="13"/>
</signal>
<signal name="N$31">
<contactref element="IC12" pad="9"/>
<contactref element="IC12" pad="3"/>
</signal>
<signal name="HIGHDENS">
<contactref element="JP6" pad="3"/>
<contactref element="IC17" pad="15"/>
<contactref element="IC7" pad="7"/>
</signal>
<signal name="N$32">
<contactref element="IC13" pad="8"/>
<contactref element="RN1" pad="1"/>
</signal>
<signal name="WDCSEL">
<contactref element="IC9" pad="3"/>
<contactref element="IC9" pad="4"/>
</signal>
<signal name="N$39">
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<contactref element="IC1" pad="18"/>
</signal>
<signal name="N$44">
<contactref element="IC14" pad="4"/>
<contactref element="R1" pad="1"/>
</signal>
<signal name="N$45">
<contactref element="R1" pad="2"/>
<contactref element="LED1" pad="K"/>
</signal>
<signal name="N$46">
<contactref element="R2" pad="2"/>
<contactref element="LED2" pad="K"/>
</signal>
<signal name="N$47">
<contactref element="IC14" pad="2"/>
<contactref element="R2" pad="1"/>
</signal>
<signal name="DATAOUT">
<contactref element="IC2" pad="11"/>
<contactref element="IC14" pad="9"/>
</signal>
<signal name="CLKOUT">
<contactref element="IC2" pad="13"/>
<contactref element="IC14" pad="11"/>
</signal>
<signal name="DATA">
<contactref element="IC14" pad="8"/>
<contactref element="X1" pad="5"/>
<contactref element="IC15" pad="13"/>
<contactref element="IC14" pad="6"/>
<contactref element="IC16" pad="6"/>
<contactref element="RN3" pad="5"/>
<contactref element="IC13" pad="12"/>
</signal>
<signal name="SLOWCLK">
<contactref element="IC14" pad="10"/>
<contactref element="X1" pad="4"/>
<contactref element="IC15" pad="11"/>
<contactref element="RN3" pad="2"/>
</signal>
<signal name="DATAIN">
<contactref element="IC2" pad="10"/>
<contactref element="IC15" pad="12"/>
</signal>
<signal name="CLKIN">
<contactref element="IC2" pad="12"/>
<contactref element="IC15" pad="10"/>
</signal>
<signal name="ATNIN">
<contactref element="IC2" pad="17"/>
<contactref element="IC15" pad="8"/>
<contactref element="IC15" pad="1"/>
<contactref element="IC6" pad="4"/>
</signal>
<signal name="N$49">
<contactref element="IC15" pad="2"/>
<contactref element="IC2" pad="24"/>
</signal>
<signal name="N$51">
<contactref element="IC6" pad="6"/>
<contactref element="IC14" pad="5"/>
</signal>
<signal name="ATNA">
<contactref element="IC2" pad="14"/>
<contactref element="IC6" pad="5"/>
</signal>
<signal name="ATN">
<contactref element="X1" pad="3"/>
<contactref element="IC15" pad="9"/>
<contactref element="RN3" pad="3"/>
<contactref element="IC14" pad="12"/>
</signal>
<signal name="N$58">
<contactref element="IC16" pad="9"/>
<contactref element="IC13" pad="3"/>
<contactref element="RN3" pad="7"/>
</signal>
<signal name="N$59">
<contactref element="IC16" pad="3"/>
<contactref element="RN3" pad="8"/>
<contactref element="IC13" pad="13"/>
</signal>
<signal name="DMTRA">
<contactref element="IC13" pad="10"/>
<contactref element="RN1" pad="7"/>
</signal>
<signal name="DMTRB">
<contactref element="RN1" pad="2"/>
<contactref element="IC10" pad="10"/>
</signal>
<signal name="MTRA">
<contactref element="IC13" pad="11"/>
<contactref element="IC2" pad="4"/>
</signal>
<signal name="MTRB">
<contactref element="IC17" pad="19"/>
<contactref element="IC7" pad="3"/>
<contactref element="IC10" pad="11"/>
</signal>
<signal name="SIDE0">
<contactref element="IC2" pad="2"/>
<contactref element="IC13" pad="9"/>
</signal>
<signal name="UNIT0">
<contactref element="IC2" pad="6"/>
<contactref element="JP3" pad="2"/>
</signal>
<signal name="UNIT1">
<contactref element="IC2" pad="5"/>
<contactref element="JP3" pad="4"/>
</signal>
<signal name="FSERDIR">
<contactref element="IC2" pad="15"/>
<contactref element="IC16" pad="19"/>
<contactref element="IC16" pad="1"/>
</signal>
<signal name="FSERCLK">
<contactref element="IC2" pad="40"/>
<contactref element="IC16" pad="12"/>
<contactref element="IC16" pad="11"/>
</signal>
<signal name="FSERDATA">
<contactref element="IC2" pad="39"/>
<contactref element="IC16" pad="17"/>
<contactref element="IC16" pad="14"/>
</signal>
<signal name="FASTCLK">
<contactref element="IC16" pad="8"/>
<contactref element="X1" pad="1"/>
<contactref element="IC13" pad="4"/>
<contactref element="RN3" pad="6"/>
</signal>
<signal name="DWPROT">
<contactref element="IC1" pad="25"/>
<contactref element="P2" pad="28"/>
<contactref element="IC2" pad="16"/>
<contactref element="R5" pad="1"/>
</signal>
<signal name="DDSKCHG">
<contactref element="P2" pad="34"/>
<contactref element="IC2" pad="9"/>
<contactref element="R4" pad="1"/>
</signal>
<signal name="DINDEX">
<contactref element="P2" pad="8"/>
<contactref element="IC1" pad="24"/>
<contactref element="R6" pad="1"/>
</signal>
<signal name="DTR00">
<contactref element="IC1" pad="23"/>
<contactref element="P2" pad="26"/>
<contactref element="R7" pad="1"/>
</signal>
<signal name="DRDDATA">
<contactref element="P2" pad="30"/>
<contactref element="IC1" pad="19"/>
<contactref element="R8" pad="1"/>
</signal>
<signal name="WRDATA">
<contactref element="IC1" pad="22"/>
<contactref element="IC10" pad="9"/>
</signal>
<signal name="WRGATE">
<contactref element="IC1" pad="21"/>
<contactref element="IC10" pad="5"/>
</signal>
<signal name="DIR">
<contactref element="IC10" pad="3"/>
<contactref element="IC1" pad="17"/>
</signal>
<signal name="STEP">
<contactref element="IC1" pad="16"/>
<contactref element="IC10" pad="1"/>
</signal>
<signal name="PHI2">
<contactref element="P1" pad="C26"/>
<contactref element="IC2" pad="25"/>
<contactref element="IC9" pad="5"/>
<contactref element="IC5" pad="13"/>
<contactref element="JP5" pad="3"/>
</signal>
<signal name="N$6">
<contactref element="IC8" pad="19"/>
<contactref element="IC5" pad="1"/>
<contactref element="IC15" pad="3"/>
</signal>
<signal name="/RES">
<contactref element="P1" pad="A27"/>
<contactref element="IC2" pad="34"/>
<contactref element="IC1" pad="13"/>
<contactref element="IC17" pad="1"/>
<contactref element="D1" pad="C"/>
</signal>
<signal name="/IRQ">
<contactref element="P1" pad="A24"/>
<contactref element="IC2" pad="21"/>
</signal>
<signal name="R/-W">
<contactref element="P1" pad="C25"/>
<contactref element="IC2" pad="22"/>
<contactref element="IC1" pad="2"/>
<contactref element="IC5" pad="14"/>
<contactref element="IC18" pad="1"/>
</signal>
<signal name="ACTLED">
<contactref element="IC2" pad="8"/>
<contactref element="IC14" pad="3"/>
</signal>
<signal name="PWRLED">
<contactref element="IC2" pad="7"/>
<contactref element="IC14" pad="1"/>
</signal>
<signal name="16MHZ">
<contactref element="P1" pad="C30"/>
<contactref element="IC15" pad="5"/>
</signal>
<signal name="N$12">
<contactref element="IC9" pad="8"/>
<contactref element="IC6" pad="1"/>
</signal>
<signal name="N$4">
<contactref element="IC5" pad="4"/>
<contactref element="IC9" pad="1"/>
</signal>
<signal name="N$8">
<contactref element="IC5" pad="5"/>
<contactref element="IC5" pad="15"/>
</signal>
<signal name="N$11">
<contactref element="IC8" pad="5"/>
<contactref element="JP1" pad="2"/>
</signal>
<signal name="N$13">
<contactref element="JP4" pad="2"/>
<contactref element="RN3" pad="4"/>
<contactref element="X1" pad="6"/>
</signal>
<signal name="N$15">
<contactref element="JP4" pad="1"/>
<contactref element="D1" pad="A"/>
</signal>
<signal name="N$21">
<contactref element="IC2" pad="19"/>
<contactref element="R3" pad="2"/>
<contactref element="JP5" pad="2"/>
</signal>
<signal name="N$18">
<contactref element="IC12" pad="4"/>
<contactref element="IC12" pad="2"/>
<contactref element="IC12" pad="1"/>
<contactref element="JP6" pad="2"/>
<contactref element="IC13" pad="5"/>
</signal>
<signal name="SELA">
<contactref element="IC17" pad="6"/>
<contactref element="IC7" pad="6"/>
<contactref element="IC9" pad="12"/>
<contactref element="IC9" pad="13"/>
</signal>
<signal name="N$25">
<contactref element="P2" pad="32"/>
<contactref element="RN1" pad="16"/>
</signal>
<signal name="N$43">
<contactref element="P2" pad="10"/>
<contactref element="RN1" pad="15"/>
</signal>
<signal name="N$48">
<contactref element="P2" pad="12"/>
<contactref element="RN1" pad="14"/>
</signal>
<signal name="N$50">
<contactref element="P2" pad="14"/>
<contactref element="RN1" pad="13"/>
</signal>
<signal name="N$52">
<contactref element="P2" pad="22"/>
<contactref element="RN1" pad="12"/>
</signal>
<signal name="N$53">
<contactref element="P2" pad="24"/>
<contactref element="RN1" pad="11"/>
</signal>
<signal name="N$55">
<contactref element="P2" pad="18"/>
<contactref element="RN1" pad="9"/>
</signal>
<signal name="N$56">
<contactref element="P2" pad="20"/>
<contactref element="R9" pad="2"/>
</signal>
<signal name="N$57">
<contactref element="IC4" pad="1"/>
<contactref element="JP8" pad="2"/>
</signal>
<signal name="N$14">
<contactref element="IC15" pad="4"/>
<contactref element="IC9" pad="10"/>
</signal>
<signal name="/CIA">
<contactref element="IC4" pad="11"/>
<contactref element="IC6" pad="2"/>
</signal>
<signal name="/WDC">
<contactref element="IC4" pad="9"/>
<contactref element="IC9" pad="2"/>
</signal>
<signal name="50HZ">
<contactref element="P1" pad="A3"/>
<contactref element="JP5" pad="1"/>
</signal>
<signal name="N$5">
<contactref element="IC3" pad="12"/>
<contactref element="JP9" pad="4"/>
</signal>
<signal name="WD_INTR">
<contactref element="IC1" pad="28"/>
<contactref element="IC7" pad="9"/>
</signal>
<signal name="WD_DRQ">
<contactref element="IC1" pad="27"/>
<contactref element="IC7" pad="8"/>
</signal>
<signal name="N$7">
<contactref element="IC17" pad="5"/>
<contactref element="IC7" pad="5"/>
</signal>
<signal name="ATNOUT">
<contactref element="IC17" pad="16"/>
<contactref element="IC7" pad="4"/>
<contactref element="IC14" pad="13"/>
</signal>
<signal name="N$23">
<contactref element="RN1" pad="4"/>
<contactref element="IC10" pad="12"/>
</signal>
<signal name="SELB">
<contactref element="IC17" pad="2"/>
<contactref element="IC7" pad="2"/>
<contactref element="IC10" pad="13"/>
</signal>
<signal name="/WCTRL">
<contactref element="IC17" pad="11"/>
<contactref element="IC5" pad="10"/>
</signal>
<signal name="/RCTRL">
<contactref element="IC7" pad="19"/>
<contactref element="IC5" pad="9"/>
</signal>
<signal name="DRDY">
<contactref element="R10" pad="2"/>
<contactref element="IC2" pad="3"/>
</signal>
<signal name="N$9">
<contactref element="P2" pad="2"/>
<contactref element="R11" pad="1"/>
<contactref element="IC13" pad="6"/>
</signal>
<signal name="N$27">
<contactref element="IC11" pad="10"/>
<contactref element="IC12" pad="5"/>
<contactref element="JP2" pad="2"/>
</signal>
<signal name="N$26">
<contactref element="QG1" pad="8"/>
<contactref element="JP2" pad="3"/>
</signal>
<signal name="N$33">
<contactref element="IC18" pad="9"/>
<contactref element="IC1" pad="5"/>
</signal>
<signal name="N$34">
<contactref element="IC1" pad="6"/>
<contactref element="IC18" pad="8"/>
</signal>
<signal name="N$35">
<contactref element="IC18" pad="7"/>
<contactref element="IC1" pad="7"/>
</signal>
<signal name="N$36">
<contactref element="IC1" pad="8"/>
<contactref element="IC18" pad="6"/>
</signal>
<signal name="N$37">
<contactref element="IC18" pad="5"/>
<contactref element="IC1" pad="9"/>
</signal>
<signal name="N$38">
<contactref element="IC1" pad="10"/>
<contactref element="IC18" pad="4"/>
</signal>
<signal name="N$40">
<contactref element="IC18" pad="3"/>
<contactref element="IC1" pad="11"/>
</signal>
<signal name="N$41">
<contactref element="IC1" pad="12"/>
<contactref element="IC18" pad="2"/>
</signal>
<signal name="N$22">
<contactref element="IC15" pad="6"/>
<contactref element="JP2" pad="1"/>
</signal>
<signal name="DSELA">
<contactref element="JP7" pad="2"/>
<contactref element="IC13" pad="1"/>
</signal>
<signal name="N$24">
<contactref element="RN1" pad="3"/>
<contactref element="IC13" pad="2"/>
</signal>
<signal name="N$60">
<contactref element="JP7" pad="1"/>
<contactref element="IC9" pad="11"/>
</signal>
<signal name="N$42">
<contactref element="P2" pad="4"/>
<contactref element="JP10" pad="2"/>
</signal>
<signal name="N$61">
<contactref element="JP10" pad="1"/>
<contactref element="P2" pad="16"/>
<contactref element="RN1" pad="10"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
