?? keyboard.c
字號:
#include "44b.h"
#include "def.h"
#include "Zlg7289.h"
unsigned char KeyBoard_Map[]={7,4,1,20,10,20,20,20,8,5,
2,0,11,20,20,20,9,6,3,16,
12,13,20,20,14,20,15,20,20,20,
0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,
0,0,0,0
}; //64,鍵值映射表
U32 GetKey()
{
U32 key;
while(1)
{
while(1)
{if(rPDATG&ZLG7289_KEY)continue;
Delay(500);
if(!(rPDATG&ZLG7289_KEY))break;
}
key=Zlg7289_ReadKey();//得到按鍵掃描碼
while(1)
{if(!(rPDATG&ZLG7289_KEY))continue;
Delay(500);
if(rPDATG&ZLG7289_KEY)break;
}
if(key<=64)
{//按鍵值有效
key=KeyBoard_Map[key];//通過鍵盤映射表得到按鍵值
break;
}
Delay(1000);
}
return key;
}
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