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4×4矩陣式鍵盤（非中斷）源程序
#include #define uchar unsigned char#define uint unsigned intuchar code table[]={0xC0,0xF9,0xA4,0xB0,0x99,0x92,0x82,0xF8,0x80,0x90,0x88,0x83,0xC6,0xA1,0x86,0x8E,0xFF};uchar temp;uchar key;uchar k;ucha
#include #define uchar unsigned char#define uint unsigned intuchar code table[]={0xC0,0xF9,0xA4,0xB0,0x99,0x92,0x82,0xF8,0x80,0x90,0x88,0x83,0xC6,0xA1,0x86,0x8E,0xFF};uchar temp;uchar key;uchar k;ucha
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