第十一届蓝桥杯单片机程序（完整工程文件）

#include "main.h" uchar LED[] = {0,0,0,0,0,0,0,0}; uchar SMG[] = {16,16,16,16,16,16,16,16}; uchar dot[] = {0,0,0,0,0,0,0,0}; uchar key; uint flag; uint V_adc_old = 0; uint V_adc = 0; uint V_parameter = 0; uchar count_num = 0; uchar display_state = 0; uchar led_flag1 = 0; uchar led_flag2 = 0; uint led_count = 0; void data_pro() { if(display_state != 1) at24c02_write(V_parameter/10,0x00); if(V_adc < V_parameter) { flag++; if(flag == 1) led_count = count; } else { led_flag1 = 0; flag = 0; } if(flag != 0 && count - led_count >= 5000) led_flag1 = 1; V_adc_old = V_adc; V_adc = pcf8591_read(0x03); V_adc = (int)(V_adc/51.0*100); if(V_adc < V_adc_old) { if(V_adc == V_parameter) count_num++; } } void data_display() { SMG[0] = 18; SMG[1] = 16; SMG[2] = 16; SMG[3] = 16; SMG[4] = 16; SMG[5] = V_adc/100; SMG[6] = V_adc%100/10; SMG[7] = V_adc%10; dot[5] = 1; } void parameter_display() { SMG[0] = 19; SMG[1] = 16; SMG[2] = 16; SMG[3] = 16; SMG[4] = 16; SMG[5] = V_parameter/100; SMG[6] = V_parameter%100/10; SMG[7] = V_parameter%10; dot[5] = 1; } void count_display() { SMG[0] = 20; SMG[1] = 16; SMG[2] = 16; SMG[3] = 16; SMG[4] = 16; SMG[5] = 16; SMG[6] = count_num/10; SMG[7] = count_num%10; dot[5] = 0; } void led_pro() { (led_flag1)?(LED[0] = 1):(LED[0] = 0); (count_num%2 == 1)?(LED[1] = 1):(LED[1] = 0); (led_flag2 >=3)?(LED[2] = 1):(LED[2] = 0); led(LED); } void smg_pro() { switch(display_state) { case 0:data_display(); break; case 1:parameter_display(); break; case 2:count_display(); break; } display(SMG,dot); } void key_pro() { key = key_scan(); if((key == 2 || key == 4) && display_state != 1) led_flag2++; if(key == 1 && display_state != 2) led_flag2++; switch(key) { case 1: { if(display_state == 2) { count_num = 0; led_flag2 = 0; } } break; case 2: { if(display_state == 1) { led_flag2 = 0; V_parameter = V_parameter - 50; if(V_parameter > 500) V_parameter = 500; } } break; case 3:display_state = (++display_state)%3;led_flag2 = 0; break; case 4: { if(display_state == 1) { led_flag2 = 0; V_parameter = V_parameter + 50; if(V_parameter > 500) V_parameter = 0; } } break; } } void main() { init_all(); //at24c02_write(30,0x00); V_parameter = at24c02_read(0x00)*10; Timer0Init(); EA = 1; while(1) { led_pro(); smg_pro(); key_pro(); data_pro(); } }