Description: 键盘状态扫描函数
/*
键盘扫描函数
读取当前键盘的状态
有按键按下返回相应按键值
无按键按下返回"0x00"
*/
-Keyboard status scan function/* keyboard scan function to read the current state of the keyboard keys have a corresponding button press to return to the value of non-button press to return to Platform: |
Size: 22528 |
Author:李华 |
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