STM8驱动数码管

【实例简介】STM8驱动数码管

【实例截图】

【核心代码】

#include "stm8s.h"
#include "sys.h"
#include "stm8s_gpio.h"

#include "hddriver.h"
#include "display.h"

#define ADC_ABS(x)        (((x) < (0)) ? (-(x)):(x))

void delay_us(unsigned short time)
{
  unsigned short i;
for(i=0;i<time;i ){
_asm("nop");
_asm("nop");
_asm("nop");
_asm("nop");
}
}

unsigned int current_arry[50]={0,0,0,};
void quick_sort(unsigned int *s, unsigned char l, unsigned char r)
{
    if (l < r){
        unsigned char i = l, j = r, x = s[l];
        while (i < j){
            while(i < j && s[j] >= x) 
    j--;  
            if(i < j) 
      s[i ] = s[j];
            while(i < j && s[i] < x) 
    i ;  
            if(i < j) 
    s[j--] = s[i];
        }
        s[i] = x;
        quick_sort(s, l, i - 1);
        quick_sort(s, i 1, r);
    }
}
uint16_t adc_v_pre=0;
uint16_t adc_v=0;
main()
{
  
uint32_t adc_ave=0;
uint8_t count;
sys_init();
adc_init();
gpio_init();
Display_init();
dis_data[0] = 0;
dis_data[1] = 1;
dis_data[2] = 2;
dis_data[3] = 3;
dis_data[4] = 4;
dis_data[5] = 5;
while (1){
// adc_ave=0;
for(count=0;count<50;count )
       current_arry[count]=ADC1_GetConversionValue();//10it=1024
   
//quick_sort(current_arry,1,50);

adc_v_pre = adc_v;
adc_v=current_arry[20]/10.24 1;//adc_v*100)/1024;//0--100

if(adc_v>100) adc_v=100;
if(ADC_ABS(adc_v_pre-adc_v)>3){

  //adc_v = adc_v_pre;
}else{
  adc_v = adc_v_pre;
}


dis_data[0] = adc_v/100;
dis_data[1] = adc_v%100/10;
dis_data[2] = adc_v%10;

dis_data[3] = 3;
dis_data[4] = 4;
dis_data[5] = 5; 

 Display_data();
 
  
}
}