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24按鍵

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8條口線24按鍵的C51源程序

//鍵盤掃描處理,無按鍵返回0,有按鍵返回鍵值,鍵值對(duì)應(yīng)于keycode[]下標(biāo)值。8條(以P2為例）口線24按鍵 //鍵盤碼也可定義為局部數(shù)組變量 unsigned char code keycode[]= {0x00,0xee,0xde,0xbe,0xed,0xdd,0xbd,0xeb,0

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2018-08-07

C51 8條口線 24按鍵

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