//晶振12MHz //P1.0~P1.3接74154行扫描 //P3.0、P3.1接74164串转并 #include < reg51.h> #define uchar unsigned char #define uint unsigned int uchar int_t; uchar i; uchar j; uchar count=2; //2个字 uint k=0; void t0_int() interrupt 1 { TL0=0x18; TH0=0x1C; int_t++; if(...
//晶振12MHz //P1.0~P1.3接74154行扫描 //P3.0、P3.1接74164串转并 #include < reg51.h> #define uchar unsigned char #define uint unsigned int uchar int_t; uchar i; uchar j; uchar count=2; //2个字 uint k=0; void t0_int() interrupt 1 { TL0=0x18; TH0=0x1C; int_t++; if(...
//晶振12MHz //P1.0~P1.3接74154行扫描 //P3.0、P3.1接74164串转并 #include < reg51.h> #define uchar unsigned char #define uint unsigned int uchar int_t; uchar i; uchar j; uchar count=2; //2个字 uint k=0; void t0_int() interrupt 1 { TL0=0x18; TH0=0x1C; int_t++; if(...