总体程序,读写DS1302时间在LCD1602上显示

#include "include.h" int_8 time_buf[8] = {0x20,0x07,0x11,0x19,0x16,0x41,0x10,0x02}; int_8 date_buf[10]= {0x00,0x00,0x00,0x00,0x2d,0x00,0x00,0x2d,0x00,0x00}; int_8 time_b[8] = {0x00,0x00,0x3a,0x00,0x00,0x3a,0x00,0x00}; void process_time() { int_8 temp; date_buf[1] = time_buf[0] | 0x30; temp = time_buf[0] >> 4; date_buf[0] = temp | 0x30; date_buf[3] = time_buf[1] | 0x30; temp = time_buf[1] >> 4; date_buf[2] = temp | 0x30; date_buf[6] = time_buf[2] | 0x30; temp = time_buf[2] >> 4; date_buf[5] = temp | 0x30; date_buf[9] = time_buf[3] | 0x30; temp = time_buf[3] >> 4; date_buf[8] = temp | 0x30; time_b[1] = time_buf[4] | 0x30; temp = time_buf[4] >> 4; time_b[0] = temp | 0x30; time_b[4] = time_buf[5] & 0x0f; time_b[4] = time_b[4] | 0x30; temp = time_buf[5] >> 4; time_b[3] = temp | 0x30; time_b[7] = time_buf[6] & 0x0f; time_b[7] = time_b[7] | 0x30; temp = time_buf[6] >> 4; time_b[6] = temp | 0x30; } void show_time() { int_8 i,k,temp,*p; i=0; p = "Date:"; while(*p) { LCD_write_char(i,0,*p); i ++; p ++; } i=0; p = "Time:"; while(*p) { LCD_write_char(i,1,*p); i ++; p ++; } i=5; for(k=0;k<10;k++) { LCD_write_char(i,0,date_buf[k]); i ++; } i=5; for(k=0;k<8;k++) { LCD_write_char(i,1,time_b[k]); i ++; } } void main(void) { int_8 i; DDRA=0x00; PORTA=0x00; PORTB=0x00; DDRB=0x00; PORTC=0x00; DDRC=0x00; PORTD=0x00; DDRD=0x00; delay_ms(1000); LCD_init(); ds1302_init(); //ds1302_write_time(time_buf); LCD_clear(); while(1) { ds1302_read_time(time_buf); process_time(); show_time(); delay_ms(10); } } /* int_8 adc_buf[6]={0x00,0x2e,0x00,0x00,0x56}; void ad_process(int_8 i) { int_8 k; i=i-(i/50); k=i/50; adc_buf[0]=k|0x30; i=i%50; k=i/5; adc_buf[2]=k|0x30; i=i%5; k=i*2; adc_buf[3]=k; adc_buf[3]=k|0x30; } void main() { int_8 m=0; LCD_init(); delay_ms(1000); while(1) { m = get_ad(); ad_process(m); LCD_write_str(0,0,adc_buf); delay_ms(100); } } */ /* int_8 u_buf[16]; void pro_buf(int_8 i) { int_8 k; for(k=15;k>0;k--) { u_buf[k]=u_buf[k-1]; } u_buf[0]=i; } */ /* void main() { int_8 temp,i=0; Usart_init(9600); LCD_init(); while(1) { if(UCSRA&(1<<RXC)) { temp=Usart_receive(); Usart_transmit(temp); if(temp==0x08&&i>0) { i--; u_buf[i]=0x20; } if(temp!=0x08&&i<15) { u_buf[i]=temp; i++; } } LCD_write_str(0,0,u_buf); } } */