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摘要: SCSI接口定义图(25针外置)SCSI是SmallComputerSystemInterface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PinNameDirDescription1GNDGround2DB1"src="mhtml:/article/UploadPic/2007-11/20071121124230864.gif"width=32border=0>DataBus13DB3"src="mhtml:/article/UploadPic/2007-11/20071121124230864.gif"width=32border=0>DataBus34DB5"src="mhtml:/article/UploadPi
SCSI接口定义图(25针外置)
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 |
Pin | Name | Dir | Description |
---|---|---|---|
1 | GND | Ground | |
2 | DB1 | Data Bus 1 | |
3 | DB3 | Data Bus 3 | |
4 | DB5 | Data Bus 5 | |
5 | DB7 | Data Bus 7 | |
6 | GND | Ground | |
7 | /SEL | Select | |
8 | GND | Ground | |
9 | TMPWR | Termination Power | |
10 | /RST | Reset | |
11 | C/D | Control/Data | |
12 | I/O | Input/Output | |
13 | GND | Ground | |
14 | DB0 | Data Bus 0 | |
15 | DB2 | Data Bus 2 | |
16 | DB4 | Data Bus 4 | |
17 | DB6 | Data Bus 6 | |
18 | PARITY | Data Parity | |
19 | GND | Ground | |
20 | /ATN | Attention | |
21 | /MSG | Message | |
22 | /ACK | Acknowledge | |
23 | BSY | Busy | |
24 | /REQ | Request | |
25 | GND | Ground |
下一篇:2n5551参数封装以及管脚定义
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 |