STM8S103F+74HC595如何控制5X7LED点阵，老乱码

ID:457781 · 发表于 2018-12-29 09:32

#include "IOSTM8S103F3.h"
#define DIO PD_ODR_ODR1
#define RCLK PD_ODR_ODR2
#define SCLK PD_ODR_ODR3
#define u8 uint8_t
#define u16 uint16_t
#define u32 unin32_t
typedef unsigned char uint8_t;
typedef unsigned short uint16_t;
typedef unsigned long uint32_t;

u8 LED_T[]={0x01,0x02,0x04,0x08,0x20};
u8 LED[5];
void delay(u16 Count);
void LED8_Display(void);
void LED_OUT(u8 outdata);
void main(void)
{
u8 x;
  PD_ODR=0xFF;
  PD_CR1=0xFF;
  PD_CR2=0x00;
for (x=0;x<5;x++)
LED[x]=x;
  while(1)
  {
LED8_Display();
  }
}
void delay(u16 count)//延迟函数
{
  u16 i,j;
  while(count--)
  {
for(i=0;i<50;i++)
   for(j=0;j<50;j++);
  }
}
void LED8_Display(void)
{
  u8 i,duan_table;
  for (i=0;i<5;i++){
duan_table=*(LED_T+LED[i]);
LED_OUT(duan_table);

RCLK=0;
RCLK=1;
delay(50);
  }
}

void LED_OUT(u8 outdata)
{
  u8 i;
  for(i=0;i<8;i++)
  {
if(outdata&0x80)
   DIO=1;
else
   DIO=0;
outdata<<=1;
SCLK=0;
SCLK=1;
  }
}

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