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摘要: 外置SCSI高密接口引脚定义(单端信号方式)SCSI是SmallComputerSystemInterface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PinNameDirDescription1-25GNDGround26DB0"src="http:///file/sup/io/pcnio/gif/arrowlr.gif"width=32border=0>DataBus027DB1"src="http:///file/sup/io/pcnio/gif/arrowlr.gif"width=32border=0>DataBus128DB2"src="http:///file/sup/io/pcnio/gif/arrowlr.gif"width=32b
外置SCSI高密接口引脚定义(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 |
Pin | Name | Dir | Description |
---|---|---|---|
1-25 | GND | Ground | |
26 | DB0 | Data Bus 0 | |
27 | DB1 | Data Bus 1 | |
28 | DB2 | Data Bus 2 | |
29 | DB3 | Data Bus 3 | |
30 | DB4 | Data Bus 4 | |
31 | DB5 | Data Bus 5 | |
32 | DB6 | Data Bus 6 | |
33 | DB7 | Data Bus 7 | |
34 | PARITY | Data Parity (odd Parity) | |
35 | GND | Ground | |
36 | GND | Ground | |
37 | GND | Ground | |
38 | TMPWR | Termination Power | |
39 | GND | Ground | |
40 | GND | Ground | |
41 | /ATN | Attention | |
42 | n/c | - | Not connected |
43 | /BSY | Busy | |
44 | /ACK | Acknowledge | |
45 | /RST | Reset | |
46 | /MSG | Message | |
47 | /SEL | Select | |
48 | /C/D | Control/Data | |
49 | /REQ | Request | |
50 | /I/O | Input/Output |
型号 | 厂商 | 价格 |
---|---|---|
EPCOS | 爱普科斯 | / |
STM32F103RCT6 | ST | ¥461.23 |
STM32F103C8T6 | ST | ¥84 |
STM32F103VET6 | ST | ¥426.57 |
STM32F103RET6 | ST | ¥780.82 |
STM8S003F3P6 | ST | ¥10.62 |
STM32F103VCT6 | ST | ¥275.84 |
STM32F103CBT6 | ST | ¥130.66 |
STM32F030C8T6 | ST | ¥18.11 |
N76E003AT20 | NUVOTON | ¥9.67 |