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摘要: 键盘针脚定义图PS2键盘接口引脚定义图PS/2键盘接口为6针母插,外观为:引脚定义PinNameDirDescription1DATA"src="mhtml:http:///za/300/data/PC%20机%20PS2%20键盘接口引脚定义.mht!http:///file/sup/io/pcio/gif/arrowlr.gif"width=32border=0>KeyData2n/c-Notconnected3GNDGnd4VCC"src="mhtml:http:///za/300/data/PC%20机%20PS2%20键盘接口引脚定义.mht!http:///file/sup/io/pcio/gif/arrowr.gif"width=32border=0>Power,+5VDC5
键盘针脚定义图
PS2键盘接口引脚定义图
PS/2 键盘接口为 6 针母插,外观为:
引脚定义 |
Pin | Name | Dir | Description |
---|---|---|---|
1 | DATA | Key Data | |
2 | n/c | - | Not connected |
3 | GND | Gnd | |
4 | VCC | Power , +5 VDC | |
5 | CLK | Clock | |
6 | n/c | - | Not connected |
键盘接口引脚定义图
键盘接口为 5 针母插座:
引脚定义 |
PC/AT 键盘接口的引脚定义:
Pin | Name | Description | Technical |
---|---|---|---|
1 | CLOCK | Clock | CLK/CTS, Open-collector |
2 | DATA | Data | RxD/TxD/RTS, Open-collector |
3 | n/c | Not connected | Reset on some very old keyboards. |
4 | GND | Ground |
|
5 | VCC | +5 VDC |
PC/XT 键盘接口的引脚定义稍有不同:
Pin | Name | Description | Technical |
---|---|---|---|
1 | CLOCK | Clock | CLK/CTS, Open-collector |
2 | DATA | Data | RxD/TxD/RTS, Open-collector |
3 | Reset | Reset |
|
4 | GND | Ground |
|
5 | VCC | +5 VDC |
上一篇:已经是第一篇
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 |