单片机秒表程序.doc

.#include#define SEG P2#define SCANP P1sbit PB0=P32;sbit PB1=P33;#define count_M1 50000#define TH_M1 (65536-count_M1)/256#define TL_M1 (65536-count_M1)%256 int count_T0=0;#define count_M2 250#define TH_M2 (250-count_M2)#define TL_M2 (250-count_M2)int count_T1=0;char code TAB10=0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90;char disp4=0xc0,0xc0,0xc0,0xc0;int seconds=0;char scan=0; char sm=0x01;