笔记本硬盘接口定义.doc

_Toshiba MK1517GAP (HDD2157) Hard Disk DrivesFigure 1.MK1517GAP HDD Rear View Connectors Interface Connector CableDrive Side ConnectorYamaichi GAP050K11617 or equivalentStandard diameter0.32mm (28AWG)Recommended Host Side ConnectorCharacteristics impedance100 - 132ohmBoardStraighttype:Berg86455-044 86456-044 or equivalentMax Length0.46mm (max)CableBerg 89361-044 or equivalentCapacitance35pF (max)Interface Pin AssignmentDRIVE INTERFACE SIGNALSPINSIGNALPINSIGNAL1 RESET2GROUND3DD 74DD 85DD 66DD 97DD 58DD 109DD 410DD 1111DD 312DD 1213DD 214DD 1315DD 116DD 1417DD 018DD 1519GROUND20KEY21DMARQ22GROUND23 DIOW/STOP24GROUND25 DIOR/-DMARDY HSTROBE26GROUND27IORDY/-DMARDY/-DSTROBE28CSEL29 DMACK30GROUND31 INTRQ32 IOCS1633DA134 PDIAG35DA036DA 237 CS038 CS139 DASP40GROUND41+5V (LOGIC)42+5V (MOTOR)43GROUND44RESERVEDToshiba SD-R2212 CD-RW/DVD-ROMFigure 1.SD-R2212 CD-RW/DVD-ROM Rear Panel - ConnectorATAPIConnectorA 50-pin ATAPI interface connector is found at the rear of the SD-R2212 CD-RW/DVD-ROM drive. Connecting cable should use Japan Aviation Electronics Industry Limited KX15-50KLD L or equivalent connector.Table 1.Interface Pin AssignmentsPIN NO.I/OSIGNAL NAMEPIN NO.I/OSIGNAL NAME1OAudio L-CH2OAudio R-CH3 Audio Ground4 Digital Ground5I/RESET6I/ODD87I/ODD78I/ODD99I/ODD610I/ODD1011I/ODD512I/ODD1113I/ODD414I/ODD1215I/ODD316I/ODD1317I/ODD218I/ODD1419I/ODD120I/ODD1521I/ODD022ODMARQ23 Ground24I/DIOR: / HDMARDT: HSTROBE25I/DIOW:STOP26 Ground27OIORDY: / DDMARDY: DSTROBE28I/DMACK29OINTRQ30O/IOCS1631IDA132I/O/PDIAG33IDA034IDA235I/CS1FX36I/CS3FX37I/O/DASP38I+5V (Motor)39I+5V (Motor)40I+5V (Motor)41I+5V (Logic)42I+5V (Logic)43 Ground44 Ground45 Ground46 Ground47ICSEL48 Ground49 Vendor Unique50IVendor UniqueToshiba SD-C2512 DVD-ROMFigure 1.SD-C2512 DVD-ROM Rear Panel - ConnectorATAPIConnectorA 50-pin ATAPI interface connector is found at the rear of the SD-C2512 DVD-ROM drive. Connecting cable should use Japan Aviation Electronics Industry Limited KX15-50KLD L or equivalent connector.Table 1.Interface Pin AssignmentsPIN NO.I/OSIGNAL NAMEPIN NO.I/OSIGNAL NAME1OAudio L-CH2OAudio R-CH3 Audio Ground4 Digital Ground5I/RESET6I/ODD87I/ODD78I/ODD99I/ODD610I/ODD1011I/ODD512I/ODD1113I/ODD414I/ODD1215I/ODD316I/ODD1317I/ODD218I/ODD1419I/ODD120I/ODD1521I/ODD022ODMARQ23 Ground24I/DIOR: / HDMARDT: HSTROBE25I/DIOW:STOP26 Ground27OIORDY: / DDMARDY: DSTROBE28I/DMACK29OINTRQ30O/IOCS1631IDA132I/O/PDIAG33IDA034IDA235I/CS1FX36I/CS3FX37I/O/DASP38I+5V (Motor)39I+5V (Motor)40I+5V (Motor)41I+5V (Logic)42I+5V (Logic)43 Ground44 Ground45 Ground46 Ground47ICSEL48 Ground49 Vendor Unique50IVendor Unique60pin40 pinPIN PINSIGNAL PIN PINSIGNAL PINSIGNALPINSIGNAL1Audio R-CH2Audio L-CH1 RESET2GROUND3空4空3DD 74DD 85空6空5DD 66DD 9738/CS3FX835DA07DD 58DD 109+5V10+5V 9DD 410DD 111123/DIOW:STOP12Ground11DD 312DD 121318DD151415DD113DD 214DD 131512DD12169DD415DD 116DD 14176DD9183DD717DD 018DD 1519Ground20+5V 19GROUND20KEY21空22空21DMARQ22GROUND23空24空23 DIOW/STOP24GROUND25空26Ground25 DIOR/-DMARDY HSTROBE26GROUND2737/CS1FX28空27IORDY: / DDMARDY: DSTROBE28CSEL2931INTRQ3027IORDY: / DDMARDY: DSTROBE29 DMACK30GROUND31Ground3221DMARQ31 INTRQ32 IOCS163317DD03414DD1333DA134 PDIAG3511DD3368DD1035DA036DA 2375DD638Ground37 CS038 CS139Ground40+5V 39 DASP40GROUND41+5V42Ground43空44空45Ground46/DASP47DA248DA149/DMACK50/PDIAG51/DIOR: / HDMARDT: HSTROBE52CSEL53DD1454DD255DD1156DD557DD858/RESET59Ground60+5V 60 pin50 pinPIN NO.I/OSIGNAL NAMEPIN NO.I/OSIGNAL NAMEPIN NO.I/OSIGNAL NAMEPIN NO.I/OSIGNAL NAME1Audio R-CH2Audio L-CH1OAudio L-CH2OAudio R-CH3空4空3 Audio Ground4 Digital Ground5空6空5I/RESET6I/ODD87/CS3FX8DA07I/ODD78I/ODD99+5V (Logic)10+5V (Logic)9I/ODD610I/ODD1011/DIOW:STOP12Ground11I/ODD512I/ODD1113DD1514DD113I/ODD414I/ODD1215DD1216DD415I/ODD316I/ODD1317DD918DD717I/ODD218I/ODD1419Ground20+5V (Logic)19I/ODD120I/ODD1521空22空21I/ODD022ODMARQ23空24空23 Ground24I/DIOR: / HDMARDT: HSTROBE25空26Ground25I/DIOW:STOP26 Ground27/CS1FX28DD427OIORDY: / DDMARDY: DSTROBE28I/DMACK29INTRQ30IORDY: / DDMARDY: DSTROBE29OINTRQ30O/IOCS1631Ground32DMARQ31IDA132I/O/PDIAG33DD034DD1333IDA034IDA235DD336DD1035I/CS1FX36I/CS3FX37DD638Ground37I/O/DASP38I+5V (Motor)39Ground40+5V (Logic)39I+5V (Motor)40I+5V (Motor)41+5V42Ground41I+5V (Logic)42I+5V (Logic)43空44空43 Ground44 Ground45Ground46/DASP45 Ground46 Ground47DA248DA147ICSEL48 Ground49/DMACK50/PDIAG49 Vendor Unique50IVendor Unique51/DIOR: / HDMARDT: HSTROBE52CSEL53DD1454DD255DD1156DD557DD858/RESET59Ground60+5V (Motor)IDE硬盘针脚定义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：此主题相关图片如下ide1.gif：DRIVE INTERFACE SIGNALSPINSIGNALPINSIGNAL1 RESET2GROUND3DD 74DD 85DD 66DD 97DD 58DD 109DD 410DD 1111DD 312DD 1213DD 214DD 1315DD 116DD 1417DD 018DD 1519GROUND20KEY21DMARQ22GROUND23 DIOW/STOP24GROUND25 DIOR/-DMARDY HSTROBE26GROUND27IORDY/-DMARDY/-DSTROBE28CSEL29 DMACK30GROUND31 INTRQ32 IOCS1633DA134 PDIAG35DA036DA 237 CS038 CS139 DASP40GROUND我略微翻译一下。翻译质量不好，还有不少错的（关键是这针脚玩意不同网站的解释完全不一致，有的网站写的有明显错误，不一致的地方我注明了），您就凑合看吧，如果有错误，希望大家指正啊。01 Reset 复位硬盘（就是硬盘重新启动） 在加电或加电以后，当内部电平稳定保持25ms以上，这个来自主机的信号将复位驱动器，除非一些事故引起加电复位。注：ATA驱动不识别少于20ns的有效复位信号，驱动将响应任何长于20ns的信号，将识别一个等于或长于25ms的信号。02 Gnd Ground（就是接地了GND）3-18 DD线 传输数据信号接口19 Gnd Ground（就是接地了GND）20 空 空什么也不接，好像旧的40针IDE接口（在ZX等老主板能看到）这个位置是有针的，估计是区分40芯线和80芯线的标志。21 DMARQ DMA Request DMA(直接内存存取)请求信号。22 Gnd Ground（就是接地了GND）23 DIOW I/O Write Strobe写选通信号，有的资料标明该针脚是/HIOW，/IOW 上升沿锁存写入驱动的数据线8位DD0-DD7或16位DD0-DD15上的信号。直到数据被锁存，驱动才会接受数据。 24 GND Ground（就是接地了GND）25 DIOR I/O Read Strobe读选通信号.有的资料标明该针脚是 /HIOR，/IOR下降沿驱动数据8位DD0-DD7或16位DD0-DD15有效。上升沿在主机端锁存信号，锁存前主机无动作26 GND Ground（就是接地了GND）27 IORDY I/O Channel Ready IO设备就绪信号, 当驱动没有准备好响应数据传送的要求，这个信号用来取消主机对寄存器的访问（读或写）。当然仅当驱动被选中并且DIOR/DIOW有效时，这个信号才起作用。28 ALE Host address latch enable 主机允许地址锁存允许信号， 有的资料标明该针脚是DPSYNC（SPSYNC）:CXEL 同步电缆选择。SPSYNC：该信号由生产厂商指定，它用于两个驱动器之间的同步。需要注意的是，在该信号产生时，主驱动器是信息的提供者，而从驱动器是信息的接收者。 CSEL：主