資源描述：
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1、常用數(shù)字集成電路引腳圖VCC2SA02D32D22D12D02QVfgabcdeCC16151413121110916151413121110974LS25374LS4712345678123456781SA11D31D21D11D01QGNDBCLTBI/RBORBIDAGND1V2Rd2D2CP2Sd2Q2QVCC1Rd2Rd2CP2K2J2Sd2QCC16151413121110914131211109874LS7474LS1121234567123456781Rd1D1CP1Sd1Q1QGND
2、1CP1K1J1Sd1Q1Q2QGND274LS51雙與或非門(mén)74LS112雙J-K下降沿觸發(fā)器74LS126三態(tài)緩沖器32182181091A11Y11A11Y1CLKQ141641621832323271A21Y21A21Y2A0B0D1Q1D0Q0D0Q0Q26146143174545451161A31Y31A31Y3A1B1D2Q2D1Q1D1Q1RSTQ381281241676767651A41Y41A41Y4A2B2D3Q3D2Q2D2Q2Q45158989893A3B3D4Q4D3Q3D
3、3Q3Q51191196141312131213121622A12Y12A12Y1A4B4D5Q5D4Q4D4Q4VCCQ613713771314151415141542A22Y22A22Y2A5B5D6Q6D5Q5D5Q5Q71551558121716171617168132A32Y32A32Y3A6B6D7Q7D6Q6D6Q6GNDQ8173173911181918191819122A42Y42A42Y4A7B7D8Q8D7Q7D7Q7Q914Q1011191111151G1GECLKOEOEQ1
4、1191911111112G2GDIRCLRLECLKQ1274LS24074LS24474LS24574LS27374LS37374LS3744040344D0PA0333D1PA13221932D2PA2DREQ0A031118332731110D3PA3DREQ1A1OUTA0OUTB0D0SIN3040173426302112621D4PA4DREQ2A2OUTA1OUTB1D1SOUTIN-0msb2-129391635252931520D5PA5DREQ3A3OUTA2OUTB2D2BAU
5、DOU2-228387372428492719D6PA6HACKA4OUTA3OUTB3D3RCLKIN-12-3273763823518D7PA7READYA5BDD42-41811391232632288PB0CSA6DB0SL0D5RTSIN-22-551940133373615RDPB1A7DB1SL1D6CTS2-6362012301434833114WRPB2CLKD0DB2SL2D7DTRIN-32-792113291535283717A0PB3RESETD1DB3SL3A0DSRlsb
6、2-882228163827382A1PB4D2DB4RL0A1RSLDIN-43523527173926397RESETPB5VCCD3DB5RL1A2RIEOC624312618120343CSPB6VCCD4DB6RL2GNDOUT1IN-5252023192403125PB7VSSD5DB7RL3VCCOUT2ADD-A14224512424PC0D6IRQRL4CS0IN-6ADD-B7152521206132223GNDPC1DACK0D7GNDRL5CS1DISTRADD-C162410
7、40714215PC2DACK1HREQVCCRL6CS2DISTRIN-726171436228251922VCCPC3DACK2EOPCSRL7ADSDOSTRALE131511036351816PC4DACK3IORRDSHIFTMRDOSTRref(-)122113723129PC5IOWWRCNTL/SDDISref(+)ENABLE11932131624136PC6AENMEMRA0CLKXTAL1CSOUTGNDSTART1084917301110PC7ADSTBMEMWRESETXTA
8、L2INTRPTVCCCLOCK8255823782798250ADC080910112719A0D0D0TxD912281118A1D1D1D0IR0813115101989A2D2D2TxRDYD1IR1A0D071529920710810A3D3D3TxCLKD2IR2A1D1D0OUT0616518821611711A4D4D4TxEMPTD3IR3A2D2D1GATE0517672251369117A5D5D5D4IR4A3D3D2CLK0Io
