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PS/2、显示接口定义

PS/2 键盘接口定义
PS/2 键盘接口为 6 针母插，外观为：
[pic]
|引脚定义 |

|Pi|Nam|Dir|Descripti|
|n |e | |on |
|1 |DAT|[pi|Key Data |
| |A |c] | |
|2 |n/c|- |Not |
| | | |connected|
|3 |GND|[pi|Gnd |
| | |c] | |
|4 |VCC|[pi|Power , |
| | |c] |+5 VDC |
|5 |CLK|[pi|Clock |
| | |c] | |
|6 |n/c|- |Not |
| | | |connected|


PS/2 鼠标接口定义
    PS/2 鼠标接口为 6 针母插，外观为：[pic]
|引脚定义 |

|Pi|Nam|Dir|Descripti|
|n |e | |on |
|1 |DAT|[pi|Key Data |
| |A |c] | |
|2 |n/c|- |Not |
| | | |connected|
|3 |GND|[pi|Gnd |
| | |c] | |
|4 |VCC|[pi|Power , |
| | |c]

关键词： PS/2   接口