电子发烧友

#include#include#define uchar unsigned char#define uint unsigned inttypedef unsigned int INT16U;#define MAIN_Fosc 11059200UL***it wela = P2^7;***it dula = P2^6;***it ds = P2^2;void Display(INT16U Value);uchar read_byte();uchar code table[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71,0x40,0x80,0x00};void Delay_Ms(uint ms){uint i; do{i = MAIN_Fosc / 96000; while(--i);//96T per loop} while(--ms);}void Display(INT16U Value){ dula=0;P0=table[Value/100]; dula=1; //°Ùλ dula=0; wela=0;P0=0xfe; wela=1; wela=0;Delay_Ms(3); dula=0;P0=table[Value%100/10] | 0x80; dula=1;//ʮλ dula=0; wela=0;P0=0xfd;wela=1; wela=0;Delay_Ms(3); dula=0; P0=table[Value%10]; dula=1; //¸öλ dula=0; wela=0;P0=0xfb; wela=1; wela=0; Delay_Ms(3);}void Delay_us(uchar us){while(us--);}bitds_init(){ bit i; ds=1;_nop_(); ds = 0; Delay_us(75); ds = 1;//ÊÍ·Å×ÜÏß Delay_us(4); i=ds; Delay_us(20); ds=1; _nop_(); return(i);}void Write_Byte(uchar dat){ uchar i; for(i=0;i>= 1; }}uchar read_byte(){ uchar i,j,dat; for(i=0;i

2018-07-29 19:57