pci引脚定义pci接口定义

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1、....word.zl...pci引脚定义Pin+5V+3.3VUniversalDescriptionA1TRSTTestLogicResetA2+12V+12VDCA3TMSTestMdeSelectA4TDITestDataInputA5+5V+5VDCA6INTAInterruptAA7INTCInterruptCA8+5V+5VDCA9RESV01ReservedVDCA10+5V+3.3VSignalRail+VI/O(+5Vor+3.3V)A11RESV03ReservedVDCA1

2、2GND03(OPEN)(OPEN)GroundorOpen(Key)A13GND05(OPEN)(OPEN)GroundorOpen(Key)A14RESV05ReservedVDCA15RESETResetA16+5V+3.3VSignalRail+VI/O(+5Vor+3.3V)A17GNTGrantPCIuse..word.zl...A18GND08GroundA19RESV06ReservedVDCA20AD30Address/Data30A21+3.3V01+3.3VDCA22AD28

3、Address/Data28A23AD26Address/Data26A24GND10GroundA25AD24Address/Data24A26IDSELInitializationDeviceSelectA27+3.3V03+3.3VDCA28AD22Address/Data22A29AD20Address/Data20A30GND12GroundA31AD18Address/Data18A32AD16Address/Data16A33+3.3V05+3.3VDCA34FRAMEAddress

4、orDataphaseA35GND14GroundA36TRDYTargetReadyA37GND15Ground..word.zl...A38STOPStopTransferCycleA39+3.3V07+3.3VDCA40SDONESnoopDoneA41SBOSnoopBackoffA42GND17GroundA43PARParityA44AD15Address/Data15A45+3.3V10+3.3VDCA46AD13Address/Data13A47AD11Address/Data11

5、A48GND19GroundA49AD9Address/Data9A52C/BE0mand,ByteEnable0A53+3.3V11+3.3VDCA54AD6Address/Data6A55AD4Address/Data4A56GND21GroundA57AD2Address/Data2A58AD0Address/Data0A59+5V+3.3VSignalRail+VI/O(+5Vor+3.3V)..word.zl...A60REQ64Request64bit???A61VCC11+5VDCA

6、62VCC13+5VDCA63GNDGroundA64C/BE[7]#mand,ByteEnable7A65C/BE[5]#mand,ByteEnable5A66+5V+3.3VSignalRail+VI/O(+5Vor+3.3V)A67PAR64Parity64???A68AD62Address/Data62A69GNDGroundA70AD60Address/Data60A71AD58Address/Data58A72GNDGroundA73AD56Address/Data56A74AD54A

7、ddress/Data54A75+5V+3.3VSignalRail+VI/O(+5Vor+3.3V)A76AD52Address/Data52A77AD50Address/Data50A78GNDGround..word.zl...A79AD48Address/Data48A80AD46Address/Data46A81GNDGroundA82AD44Address/Data44A83AD42Address/Data42A84+5V+3.3VSignalRail+VI/O(+5Vor+3.3V)

8、A85AD40Address/Data40A86AD38Address/Data38A87GNDGroundA88AD36Address/Data36A89AD34Address/Data34A90GNDGroundA91AD32Address/Data32A92RESReservedA93GNDGroundA94RESReservedB1-12V-12VDCB2TCKTestClockB3GNDGround..word.zl...B4TDOTestDataOutputB5+5V+