PC 机内部设备接口引脚定义 (硬盘、软驱、SCSI 接口等).docVIP

PC 机内部设备接口引脚定义 （硬盘、软驱、SCSI 接口等）PS/2 键盘接口为 6 针母插，外观为：引脚定义PinNameDirDescription1DATAKey Data2n/c-Not connected3GNDGnd4VCCPower , +5 VDC5CLKClock6n/c-Not connected8 软驱接口定义8 软驱现在找都找不到，不知此档案有没有用，驱动器的接口引脚定义为： PinNameDirDescription2/REDWCReduced Write Current4n/c-Reserved6n/c-Reserved8n/c-Reserved10/FD2SDisk is two sided12/DCGDisk has been changed/door open14/SIDESide select16/DLOCKDoor lock18/HLDHead load20/INDEXIndex Pulse22/READYReady24n/c-Not connected26/SEL1Select Drive 128/SEL2Select Drive 230/SEL3Select Drive 332/SEL4Select Drive 434/DIRDirection36/STEPStep38/WDATWrite data40/WGATWrite gate42/TR00Track 00 (Zero)44/WPROTWrite protect46/RDATARead data48n/c-Not connected50n/c-Not connected软驱接口3.5 软驱和 5 软驱连线，外观为：引脚定义PinNameDirDescription2/REDWCDensity Select4n/cReserved6n/cReserved8/INDEXIndex10/MOTEAMotor Enable A12/DRVSBDrive Sel B14/DRVSADrive Sel A16/MOTEBMotor Enable B18/DIRDirection20/STEPStep22/WDATEWrite Data24/WGATEFloppy Write Enable26/TRK00Track 028/WPTWrite Protect30/RDATARead Data32/SIDE1Head Select34/DSKCHGDisk ChangeIDE 接口 IDE 是 Integrated Drive Electronics 的缩写，由 Compaq 和 Western Digital 公司开发，新版的 IDE 命名为 ATA 即 AT bus Attachment，IDE 接口在设备和主板侧的外观为 40 脚插针：IDE 电缆外观为：引脚定义PinNameDirDescription1/RESETReset2GNDGround3DD7Data 74DD8Data 85DD6Data 66DD9Data 97DD5Data 58DD10Data 109DD4Data 410DD11Data 1111DD3Data 312DD12Data 1213DD2Data 214DD13Data 1315DD1Data 116DD14Data 1417DD0Data 018DD15Data 1519GNDGround20KEY-Key21n/c-Not connected22GNDGround23/IOWWrite Strobe24GNDGround25/IORRead Strobe26GNDGround27IO_CH_RDY28ALEAddress Latch Enable29n/c-Not connected30GNDGround31IRQRInterrupt Request32/IOCS16?IO ChipSelect 1633DA1Address 134n/c-Not connected35DA0Address 036DA2Address 237/IDE_CS0(1F0-1F7)38/IDE_CS1(3F6-3F7)39/ACTIVELed driver40GNDGroundATA 44 接口 ATA 是 AT bus Attachment 的缩写，由 Conner, Seagate 和 Western Digital 公司开发，是新版的 IDE 接口，ATA 44 接口是 ATA 接口再加上电源等线，主要用于便携式计算机用 2.5 硬盘，在设备和主板侧的外观为 44 脚插针：ATA 44 电缆外观为：引脚定义ATA 44 接口的 1-40 脚的定义同 ATA，41-44 的定义为：PinNameDirDescription41+5VL+5 VDC (Logic)42+5VM+5 VDC (Motor)43GNDGround44/TYPEType (0=ATA)ESDI 接口 ESDI 是 Enhanced Small Device Interface 的缩写，早在 1980 年由 Maxtor 公司开发，是老式硬盘的接口，它的电缆由两部分组成，ESDI 接口在接口卡侧的外观为 34 脚和 20 脚公插针：在硬盘侧为 34 脚的控制信号和 20 脚数据信号：引脚定义34 脚的控制信号： PinNameDescription2Head Sel 34Head Sel 26Write Gate8Config/Stat Data10Transfer Acknowledge12Attention14Head Sel 016Sect/Add MK Found18Head Sel 120Index22Ready24Transfer Request26Drive Sel 128Drive Sel 230Drive Sel 332Read Gate34Command Data20 脚的数据信号： PinNameDescription1Drive Selected2Sect/Add MK Found3Seek Complete4Address Mark Enable5(reserved, for step mode)6GNDGround7Write Clock+8Write Clock-9Cartridge Changed10Read Ref Clock+11Read Ref Clock-12GNDGround13NRZ Write Data+14NRZ Write Data-15GNDGround16GNDGround17NRZ Read Data+18NRZ Read Data-19GNDGround20GNDGroundMitsumi CD-ROM 接口Mitsumi CD-ROM 在光驱和接口卡侧的外观为 40 脚插针：连接电缆外观为：引脚定义PinNameDescription1A0Address Bit 02GNDGround3A1Address Bit 14GNDGround5n/cNot connected6GNDGround7n/cNot connected8GNDGround9n/cNot connected10GNDGround11n/cNot connected12GNDGround13INTInterrupt14GNDGround15REQData request For DMA16GNDGround17ACKData Acknowledge For DMA18GNDGround19RERead Enable20GNDGround21WEWrite Enable22GNDGround23ENBus Enable24GNDGround25DB0Data Bit 026GNDGround27DB1Data Bit 128GNDGround29DB2Data Bit 230GNDGround31DB3Data Bit 332GNDGround33DB4Data Bit 434GNDGround35DB5Data Bit 536GNDGround37DB6Data Bit 638GNDGround39DB7Data Bit 740GNDGroundPanasonic CD-ROM 接口Panasonic CD-ROM 在光驱和接口卡侧的外观为 40 脚插针：连接电缆外观为：引脚定义PinNameDescription1GNDGround2RESETCD-Reset3GNDGround4GNDGround5GNDGround6MODE0Operation Mode Bit 07GNDGround8MODE1Operation Mode Bit 19GNDGround10WRITECD-Write11GNDGround12READCD-Read13GNDGround14ST0CD-Status Bit 015GNDGround16n/cNo Connection17GNDGround18n/cNo Connection19GNDGround20ST1CD-Status Bit 121GNDGround22ENCD-Data Enable23GNDGround24ST2CD-Status Bit 225GNDGround26S/DECD-Status/Data Enable27GNDGround28ST3CD-Status Bit 329GNDground30GNDground31D7CD-Data 732D6CD-Data 633GNDground34D5CD-Data 535D4CD-Data 436D3CD-Data 337GNDground38D2CD-Data 239D1CD-Data 140D0CD-Data 0Sony CD-ROM 接口Sony CD-ROM 在光驱和接口卡侧的外观为 34 脚插针：连接电缆外观为：引脚定义PinNameDescription1RESETReset2GNDGround3DB7Data Bit 74GNDGround5DB6Data Bit 66GNDGround7DB5Data Bit 58GNDGround9DB4Data Bit 410GNDGround11DB3Data Bit 312GNDGround13DB2Data Bit 214GNDGround15DB1Data Bit 116GNDGround17DB0Data Bit 018GNDGround19WEWrite Enable20GNDGround21RERead Enable22GNDGround23ACKData Acknowledge For DMA24GNDGround25REQData Request For DMA26GNDGround27INTInterrupt28GNDGround29A1Address Bit 130GNDGround31A0Address Bit 032GNDGround33ENBus Enable34GNDGround内置SCSI卡接口(单端信号方式)SCSI 是 Small Computer System Interface 的缩写，在控制器和设备侧的接口外观为 50 针公插座：连接电缆为 50 针母插头：引脚定义PinNameDirDescription2DB0Data Bus 04DB1Data Bus 16DB2Data Bus 28DB3Data Bus 310DB4Data Bus 412DB5Data Bus 514DB6Data Bus 616DB7Data Bus 718PARITYData Parity (odd Parity)20GNDGround22GNDGround24GNDGround26TMPWRTermination Power28GNDGround30GNDGround32/ATNAttention34GNDGround36/BSYBusy38/ACKAcknowledge40/RSTReset42/MSGMessage44/SELSelect46/C/DControl/Data48/REQRequest50/I/OInput/Output内置SCSI卡接口(差分信号方式)SCSI 是 Small Computer System Interface 的缩写，在控制器和设备侧的接口外观为 50 针公插座：连接电缆为 50 针母插头：引脚定义PinNameDirDescription01GNDGround02GNDGround03+DB0+Data Bus 004-DB0-Data Bus 005+DB1+Data Bus 106-DB1-Data Bus 107+DB2+Data Bus 208-DB2-Data Bus 209+DB3+Data Bus 310-DB3-Data Bus 311+DB4+Data Bus 412-DB4-Data Bus 413+DB5+Data Bus 514-DB5-Data Bus 515+DB6+Data Bus 616-DB6-Data Bus 617+DB7+Data Bus 718-DB7-Data Bus Parity719+DBP+Data Bus Parity (odd Parity)20-DBP-Data Bus Parity (odd Parity)21DIFFSENS?22GNDGround23res-Reserved24res-Reserved25TERMPWRTermination Power26TERMPWRTermination Power27res-Reserved28res-Reserved29+ATN+Attention30-ATN-Attention31GNDGround32GNDGround33+BSY+Bus is busy34-BSY-Bus is busy35+ACK+Acknowledge36-ACK-Acknowledge37+RST+Reset38-RST-Reset39+MSG+Message40-MSG-Message41+SEL+Select42-SEL-Select43+C/D+Control or Data44-C/D-Control or Data45+REQ+Request46-REQ-Request47+I/O+In/Out48-I/O-In/Out49GNDGround50GNDGround25针外置SCSI接口SCSI 是 Small Computer System Interface 的缩写，外置式 25 针接口为扫描仪等低速设备使用，接口外观为母插座：连接电缆插头为 25 针公插头：引脚定义PinNameDirDescription1GNDGround2DB1Data Bus 13DB3Data Bus 34DB5Data Bus 55DB7Data Bus 76GNDGround7/SELSelect8GNDGround9TMPWRTermination Power10/RSTReset11C/DControl/Data12I/OInput/Output13GNDGround14DB0Data Bus 015DB2Data Bus 216DB4Data Bus 417DB6Data Bus 618PARITYData Parity19GNDGround20/ATNAttention21/MSGMessage22/ACKAcknowledge23BSYBusy24/REQRequest25GNDGround外置SCSI接口(单端信号方式)SCSI 是 Small Computer System Interface 的缩写，外置式 50 针接口的外观为母插座：连接电缆插头为 50 针公插头：引脚定义PinNameDirDescription1-25GNDGround26DB0Data Bus 027DB1Data Bus 128DB2Data Bus 229DB3Data Bus 330DB4Data Bus 431DB5Data Bus 532DB6Data Bus 633DB7Data Bus 734PARITYData Parity (odd Parity)35GNDGround36GNDGround37GNDGround38TMPWRTermination Power39GNDGround40GNDGround41/ATNAttention42n/c-Not connected43/BSYBusy44/ACKAcknowledge45/RSTReset46/MSGMessage47/SELSelect48/C/DControl/Data49/REQRequest50/I/OInput/Output外置SCSI接口(差分信号方式)SCSI 是 Small Computer System Interface 的缩写，外置式 50 针接口的外观为母插座：连接电缆插头为 50 针公插头：引脚定义PinNameDirDescription01GNDGround02+DB0+Data Bus 003+DB1+Data Bus 104+DB2+Data Bus 205+DB3+Data Bus 306+DB4+Data Bus 407+DB5+Data Bus 508+DB6+Data Bus 609+DB7+Data Bus 710+DBP+Data Bus Parity (odd Parity)11DIFFSENS?12res-Reserved13TERMPWRTermination Power14res-Reserved15+ATN+Attention16GNDGround17+BSY+Bus is busy18+ACK+Acknowledge19+RST+Reset20+MSG+Message21+SEL+Select22+C/D+Control or Data23+REQ+Request24+I/O+In/Out25GNDGround26GNDGround27-DB0-Data Bus 028-DB1-Data Bus 129-DB2-Data Bus 230-DB3-Data Bus 331-DB4-Data Bus 432-DB5-Data Bus 533-DB6-Data Bus 634-DB7-Data Bus Parity735-DBP-Data Bus Parity (odd Parity)36GNDGround37res-Reserved38TERMPWRTermination Power39res-Reserved40-ATN-Attention41GNDGround42-BSY-Bus is busy43-ACK-Acknowledge44-RST-Reset45-MSG-Message46-SEL-Select47-C/D-Control or Data48-REQ-Request49-I/O-In/Out50GNDGround外置SCSI高密接口(单端信号方式)SCSI 是 Small Computer System Interface 的缩写，外置式高密 50 针接口的外观为母插座：连接电缆插头为 50 针公插头：引脚定义PinNameDirDescription1-25GNDGround26DB0Data Bus 027DB1Data Bus 128DB2Data Bus 229DB3Data Bus 330DB4Data Bus 431DB5Data Bus 532DB6Data Bus 633DB7Data Bus 734PARITYData Parity (odd Parity)35GNDGround36GNDGround37GNDGround38TMPWRTermination Power39GNDGround40GNDGround41/ATNAttention42n/c-Not connected43/BSYBusy44/ACKAcknowledge45/RSTReset46/MSGMessage47/SELSelect48/C/DControl/Data49/REQRequest50/I/OInput/Output外置SCSI高密接口(差分信号方式)SCSI 是 Small Computer System Interface 的缩写，外置式高密 50 针接口的外观为母插座：连接电缆插头为 50 针公插头：引脚定义PinNameDirDescription01GNDGround02+DB0+Data Bus 003+DB1+Data Bus 104+DB2+Data Bus 205+DB3+Data Bus 306+DB4+Data Bus 407+DB5+Data Bus 508+DB6+Data Bus 609+DB7+Data Bus 710+DBP+Data Bus Parity (odd Parity)11DIFFSENS?12res-Reserved13TERMPWRTermination Power14res-Reserved15+ATN+Attention16GNDGround17+BSY+Bus is busy18+ACK+Acknowledge19+RST+Reset20+MSG+Message21+SEL+Select22+C/D+Control or Data23+REQ+Request24+I/O+In/Out25GNDGround26GNDGround27-DB0-Data Bus 028-DB1-Data Bus 129-DB2-Data Bus 230-DB3-Data Bus 331-DB4-Data Bus 432-DB5-Data Bus 533-DB6-Data Bus 634-DB7-Data Bus Pari