<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="6.6.0">
<drawing>
<board>
<plain>
<text>TU10 COMMAND BUFFERS</text>
<text>VRS</text>
</plain>
<libraries>
<library name="rcl">
<packages>
<package name="C050-025X075">
<description>&lt;b&gt;CAPACITOR&lt;/b&gt;&lt;p&gt;
grid 5 mm, outline 2.5 x 7.5 mm</description>
</package>
<package name="0207/10">
<description>&lt;b&gt;RESISTOR&lt;/b&gt;&lt;p&gt;
type 0207, grid 10 mm</description>
</package>
<package name="E30-10">
<description>&lt;b&gt;ELECTROLYTIC CAPACITOR&lt;/b&gt;&lt;p&gt;
grid 30.48 mm, diameter 10 mm</description>
</package>
</packages>
</library>
<library name="dec-con">
<packages>
<package name="DIL24">
<description>24 Pin Wide DIP</description>
</package>
<package name="DOUBLE">
<description>Double-Height DEC board</description>
</package>
<package name="EDGE-CON4">
<description>Double-Height DEC edge connector</description>
</package>
</packages>
</library>
<library name="diode">
<packages>
<package name="DO35-10">
<description>&lt;B&gt;DIODE&lt;/B&gt;&lt;p&gt;
diameter 2 mm, horizontal, grid 10.16 mm</description>
</package>
</packages>
</library>
<library name="74xx-us">
<description>&lt;b&gt;TTL Devices, 74xx Series with US Symbols&lt;/b&gt;&lt;p&gt;
Based on the following sources:
&lt;ul&gt;
&lt;li&gt;Texas Instruments &lt;i&gt;TTL Data Book&lt;/i&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;Volume 1, 1996.
&lt;li&gt;TTL Data Book, Volume 2 , 1993
&lt;li&gt;National Seminconductor Databook 1990, ALS/LS Logic
&lt;li&gt;ttl 74er digital data dictionary, ECA Electronic + Acustic GmbH, ISBN 3-88109-032-0
&lt;li&gt;http://icmaster.com/ViewCompare.asp
&lt;/ul&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="DIL14">
<description>&lt;b&gt;Dual In Line Package&lt;/b&gt;</description>
</package>
<package name="DIL16">
<description>&lt;b&gt;Dual In Line Package&lt;/b&gt;</description>
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
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<element name="C4" library="rcl" package="C050-025X075" value=".01uf"/>
<element name="E6" library="74xx-us" package="DIL14" value="7486N"/>
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<element name="C6" library="rcl" package="C050-025X075" value=".01uf"/>
<element name="C7" library="rcl" package="C050-025X075" value=".01uf"/>
<element name="E1" library="dec-con" package="DIL24" value="N8202"/>
<element name="E2" library="74xx-us" package="DIL14" value="7401N"/>
<element name="U$2" library="dec-con" package="DOUBLE" value="OUTLINE-DOUBLE"/>
<element name="EDGE" library="dec-con" package="EDGE-CON4" value=""/>
<element name="R1" library="rcl" package="0207/10" value="220"/>
<element name="R2" library="rcl" package="0207/10" value="330"/>
<element name="R3" library="rcl" package="0207/10" value="1.2K"/>
<element name="R4" library="rcl" package="0207/10" value="1.2K"/>
<element name="E3" library="74xx-us" package="DIL16" value="74123N"/>
<element name="R5" library="rcl" package="0207/10" value="10K"/>
<element name="C10" library="rcl" package="C050-025X075" value="270pf"/>
<element name="R6" library="rcl" package="0207/10" value="10K"/>
<element name="C9" library="rcl" package="C050-025X075" value="270pf"/>
<element name="E4" library="74xx-us" package="DIL16" value="7475N"/>
<element name="E8" library="74xx-us" package="DIL16" value="7475N"/>
<element name="R9" library="rcl" package="0207/10" value="1.2K"/>
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<element name="E5" library="74xx-us" package="DIL14" value="74S20N"/>
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<element name="C12" library="rcl" package="C050-025X075" value="1200pf"/>
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<signal name="GND">
<contactref element="C3" pad="2"/>
<contactref element="C2" pad="2"/>
<contactref element="C1" pad="2"/>
<contactref element="C4" pad="2"/>
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<contactref element="C6" pad="2"/>
<contactref element="C7" pad="2"/>
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<contactref element="EDGE" pad="AC2"/>
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<contactref element="C13" pad="-"/>
<contactref element="C14" pad="-"/>
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<signal name="VCC">
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<contactref element="C2" pad="1"/>
<contactref element="C1" pad="1"/>
<contactref element="C4" pad="1"/>
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<contactref element="R1" pad="2"/>
<contactref element="E3" pad="16"/>
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<contactref element="EDGE" pad="BA2"/>
<contactref element="C14" pad="+"/>
<contactref element="C13" pad="+"/>
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<signal name="AL2">
<contactref element="EDGE" pad="AL2"/>
<contactref element="E1" pad="19"/>
</signal>
<signal name="AM2">
<contactref element="EDGE" pad="AM2"/>
<contactref element="E1" pad="20"/>
</signal>
<signal name="AN2">
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<contactref element="E1" pad="21"/>
<contactref element="E2" pad="3"/>
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<signal name="AM1">
<contactref element="EDGE" pad="AM1"/>
<contactref element="E1" pad="6"/>
</signal>
<signal name="AN1">
<contactref element="EDGE" pad="AN1"/>
<contactref element="E3" pad="12"/>
</signal>
<signal name="AP1">
<contactref element="EDGE" pad="AP1"/>
<contactref element="E3" pad="13"/>
</signal>
<signal name="AR1">
<contactref element="EDGE" pad="AR1"/>
<contactref element="E4" pad="15"/>
</signal>
<signal name="AU1">
<contactref element="EDGE" pad="AU1"/>
<contactref element="E4" pad="11"/>
</signal>
<signal name="AV1">
<contactref element="EDGE" pad="AV1"/>
<contactref element="E4" pad="10"/>
</signal>
<signal name="AJ1">
<contactref element="EDGE" pad="AJ1"/>
<contactref element="E1" pad="1"/>
<contactref element="E3" pad="10"/>
</signal>
<signal name="AH1">
<contactref element="EDGE" pad="AH1"/>
<contactref element="E3" pad="5"/>
<contactref element="E2" pad="6"/>
<contactref element="E2" pad="5"/>
</signal>
<signal name="AL1">
<contactref element="EDGE" pad="AL1"/>
<contactref element="E1" pad="5"/>
</signal>
<signal name="AS1">
<contactref element="EDGE" pad="AS1"/>
<contactref element="E4" pad="14"/>
</signal>
<signal name="AR2">
<contactref element="EDGE" pad="AR2"/>
<contactref element="E1" pad="11"/>
</signal>
<signal name="AP2">
<contactref element="EDGE" pad="AP2"/>
<contactref element="E1" pad="22"/>
</signal>
<signal name="AD2">
<contactref element="EDGE" pad="AD2"/>
<contactref element="E1" pad="17"/>
</signal>
<signal name="AK2">
<contactref element="EDGE" pad="AK2"/>
<contactref element="E1" pad="18"/>
</signal>
<signal name="AJ2">
<contactref element="EDGE" pad="AJ2"/>
<contactref element="E1" pad="13"/>
</signal>
<signal name="AH2">
<contactref element="EDGE" pad="AH2"/>
<contactref element="E1" pad="14"/>
</signal>
<signal name="AF2">
<contactref element="EDGE" pad="AF2"/>
<contactref element="E1" pad="15"/>
</signal>
<signal name="AE2">
<contactref element="EDGE" pad="AE2"/>
<contactref element="E1" pad="16"/>
</signal>
<signal name="N$1">
<contactref element="E2" pad="8"/>
<contactref element="E2" pad="13"/>
<contactref element="E1" pad="2"/>
<contactref element="R3" pad="1"/>
</signal>
<signal name="AK1">
<contactref element="E2" pad="11"/>
<contactref element="EDGE" pad="AK1"/>
<contactref element="E1" pad="3"/>
</signal>
<signal name="AF1">
<contactref element="E2" pad="9"/>
<contactref element="E2" pad="12"/>
<contactref element="EDGE" pad="AF1"/>
</signal>
<signal name="BU1">
<contactref element="EDGE" pad="BU1"/>
<contactref element="E7" pad="4"/>
<contactref element="E5" pad="1"/>
</signal>
<signal name="AV2">
<contactref element="EDGE" pad="AV2"/>
<contactref element="E1" pad="7"/>
</signal>
<signal name="AU2">
<contactref element="EDGE" pad="AU2"/>
<contactref element="E1" pad="8"/>
</signal>
<signal name="AT2">
<contactref element="EDGE" pad="AT2"/>
<contactref element="E1" pad="9"/>
</signal>
<signal name="AS2">
<contactref element="EDGE" pad="AS2"/>
<contactref element="E1" pad="10"/>
</signal>
<signal name="BA1">
<contactref element="EDGE" pad="BA1"/>
<contactref element="E4" pad="9"/>
</signal>
<signal name="BB1">
<contactref element="EDGE" pad="BB1"/>
<contactref element="E4" pad="16"/>
</signal>
<signal name="BD1">
<contactref element="EDGE" pad="BD1"/>
<contactref element="E4" pad="7"/>
</signal>
<signal name="BE1">
<contactref element="EDGE" pad="BE1"/>
<contactref element="E4" pad="6"/>
</signal>
<signal name="BF1">
<contactref element="EDGE" pad="BF1"/>
<contactref element="E4" pad="13"/>
<contactref element="E4" pad="4"/>
<contactref element="E3" pad="4"/>
<contactref element="E2" pad="2"/>
</signal>
<signal name="BH1">
<contactref element="EDGE" pad="BH1"/>
<contactref element="E4" pad="3"/>
</signal>
<signal name="BJ1">
<contactref element="EDGE" pad="BJ1"/>
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<signal name="BK1">
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<signal name="BL1">
<contactref element="EDGE" pad="BL1"/>
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<signal name="BM1">
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<signal name="BN2">
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<signal name="BM2">
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<signal name="BL2">
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<signal name="BJ2">
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<contactref element="E5" pad="5"/>
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<signal name="BH2">
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<signal name="BF2">
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<signal name="BR1">
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<signal name="BV1">
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<contactref element="E8" pad="6"/>
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<signal name="BP2">
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<contactref element="E8" pad="14"/>
<contactref element="E6" pad="2"/>
</signal>
<signal name="N$2">
<contactref element="E1" pad="4"/>
<contactref element="E2" pad="10"/>
<contactref element="R4" pad="1"/>
</signal>
<signal name="+3V">
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<signal name="N$5">
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<signal name="N$6">
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<signal name="N$7">
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<signal name="N$8">
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<signal name="N$3">
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<contactref element="R9" pad="1"/>
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<signal name="N$4">
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<signal name="N$9">
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<contactref element="E5" pad="10"/>
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<signal name="N$10">
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<contactref element="E5" pad="9"/>
</signal>
<signal name="N$12">
<contactref element="E7" pad="2"/>
<contactref element="E5" pad="6"/>
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<signal name="N$13">
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<contactref element="D1" pad="C"/>
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<signal name="N$14">
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<signal name="N$15">
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<signal name="N$16">
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<signal name="N$17">
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<signal name="N$18">
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<signal name="N$19">
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<contactref element="R8" pad="2"/>
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<signal name="-15V">
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<contactref element="C15" pad="-"/>
<contactref element="C16" pad="-"/>
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</board>
</drawing>
</eagle>
