STM32F103如何驱动32x64双色点阵单元板？

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毛萃

2022-2-9 15:36:48

整个keil工程下载 https://download.csdn.net/download/qq_20490553/12918735

#ifndef _LED_H
#define _LED_H

/* 包含的头文件 --------------------------------------------------------------*/
#include "stm32f10x.h"

/* 宏定义 --------------------------------------------------------------------*/
#define HUB08_LA                GPIO_Pin_7
#define HUB08_LB                GPIO_Pin_8
#define HUB08_LC                GPIO_Pin_9
#define HUB08_LD                GPIO_Pin_10

#define HUB08_G1                GPIO_Pin_11
#define HUB08_G2                GPIO_Pin_12
#define HUB08_LT                GPIO_Pin_13
#define HUB08_SK                GPIO_Pin_14

#define HUB08_EN                GPIO_Pin_15
#define HUB08_R1                GPIO_Pin_8
#define HUB08_R2                GPIO_Pin_9

#define HUB08_GPIO_PORT          GPIOB
#define HUB08_GPIO_CLK          RCC_APB2Periph_GPIOB
#define HUB08_GPIO_PORTA          GPIOA
#define HUB08_GPIO_CLKA          RCC_APB2Periph_GPIOA

#define HUB08_LA_1                GPIO_SetBits(HUB08_GPIO_PORT, HUB08_LA)
#define HUB08_LA_0                GPIO_ResetBits(HUB08_GPIO_PORT, HUB08_LA)
#define HUB08_LB_1                GPIO_SetBits(HUB08_GPIO_PORT, HUB08_LB)
#define HUB08_LB_0                GPIO_ResetBits(HUB08_GPIO_PORT, HUB08_LB)
#define HUB08_LC_1                GPIO_SetBits(HUB08_GPIO_PORT, HUB08_LC)
#define HUB08_LC_0                GPIO_ResetBits(HUB08_GPIO_PORT, HUB08_LC)
#define HUB08_LD_1                GPIO_SetBits(HUB08_GPIO_PORT, HUB08_LD)
#define HUB08_LD_0                GPIO_ResetBits(HUB08_GPIO_PORT, HUB08_LD)

#define HUB08_G1_1                GPIO_SetBits(HUB08_GPIO_PORT, HUB08_G1)
#define HUB08_G1_0                GPIO_ResetBits(HUB08_GPIO_PORT, HUB08_G1)
#define HUB08_G2_1                GPIO_SetBits(HUB08_GPIO_PORT, HUB08_G2)
#define HUB08_G2_0                GPIO_ResetBits(HUB08_GPIO_PORT, HUB08_G2)
#define HUB08_R1_1                GPIO_SetBits(HUB08_GPIO_PORTA, HUB08_R1)
#define HUB08_R1_0                GPIO_ResetBits(HUB08_GPIO_PORTA, HUB08_R1)
#define HUB08_R2_1                GPIO_SetBits(HUB08_GPIO_PORTA, HUB08_R2)
#define HUB08_R2_0                GPIO_ResetBits(HUB08_GPIO_PORTA, HUB08_R2)

#define HUB08_EN_1                GPIO_SetBits(HUB08_GPIO_PORT, HUB08_EN)
#define HUB08_EN_0                GPIO_ResetBits(HUB08_GPIO_PORT, HUB08_EN)
#define HUB08_LT_1                GPIO_SetBits(HUB08_GPIO_PORT, HUB08_LT)
#define HUB08_LT_0                GPIO_ResetBits(HUB08_GPIO_PORT, HUB08_LT)
#define HUB08_SK_1                GPIO_SetBits(HUB08_GPIO_PORT, HUB08_SK)
#define HUB08_SK_0                GPIO_ResetBits(HUB08_GPIO_PORT, HUB08_SK)

void LED_Show_Update(void) ;
void write_595(uint8_t DR1,uint8_t DG1,uint8_t DR2,uint8_t DG2);
void HUB08_GPIO_Init(void);

#endif /* _LED_H */

#include "bsp.h"

uint8_t disp_table[][48]=
{
{0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xEF,0xFF,0x0F,0xFC,0x0F,0xFC,0x1F,0xFE,0x3F,0xFF,0xFF,0xFF,0x27,0xFF,0x03,0xFC,0x1F,0xF8,0x3F,0xFB,0x3F},
{0xFF,0x3F,0xFE,0x1F,0xFE,0xDF,0xFE,0xEF,0xFC,0xE7,0xFD,0xF3,0xFB,0xF0,0xE3,0xF0,0xF7,0xF8,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF},/*"天",0*/
{0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFB,0xFF,0xF3,0xFF,0x37,0xFF,0x6F,0xFF,0x63,0xF7,0xC1,0xE7,0x1F,0xF4,0x1F,0xFF,0xA7,0xFF,0x87,0xFF,0x37,0xE7,0x17,0xF7,0x17},
{0xF7,0x77,0xF7,0x17,0xF7,0x77,0xF7,0x57,0xFB,0x17,0xFB,0x67,0xF1,0xF7,0xC0,0x7F,0xFF,0x9F,0xFF,0xE0,0xFF,0xF0,0xFF,0xF0,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF},/*"道",1*/
{0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xF3,0xFF,0xF3,0xFF,0xF7,0xFB,0x77,0xC1,0x77,0x83,0x57,0x87,0x57,0xB7,0x57,0xC3,0x57,0x83,0x57,0xAA,0x07},
{0xA9,0x17,0xA1,0x57,0xA3,0x57,0xB2,0xD7,0xBA,0xD7,0x8A,0xD7,0xBA,0xD7,0xA8,0xF7,0x88,0xF7,0xB1,0xF7,0xFB,0xF7,0xFF,0xF7,0xFF,0xF3,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF},/*"酬",2*/
{0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFC,0xFF,0xFC,0xFF,0xED,0xFF,0xED,0xFF,0xEC,0xFF,0xE0,0xFF,0xC9,0xFF,0xC3,0xEF,0xE3,0xEF,0xF7,0xEF,0xF0,0xC7,0xE4,0x03,0xD4,0x49},
{0xD1,0xC9,0xC1,0xDB,0xE1,0xDB,0xF1,0x9B,0xE1,0xBB,0xF1,0xB3,0xE3,0x33,0xF1,0x77,0xF2,0x37,0xE6,0xC7,0x8F,0xC7,0xFF,0xEF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF},/*"勤",3*/

};

/************************************************
函数名称： HUB08_GPIO_Init
功能： LED端口初始化
参数：无
返回值：无
作者： LXP
*************************************************/
void HUB08_GPIO_Init(void)
{
  GPIO_InitTypeDef GPIO_InitStructure;

  /* 使能RCC */
  RCC_APB2PeriphClockCmd(HUB08_GPIO_CLK|HUB08_GPIO_CLKA , ENABLE);

  GPIO_InitStructure.GPIO_Pin =  HUB08_LA|HUB08_LB|HUB08_LC|HUB08_LD|HUB08_G1|HUB08_G2|HUB08_LT|HUB08_SK|HUB08_EN;
  GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
  GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
  GPIO_Init(HUB08_GPIO_PORT, &GPIO_InitStructure);

  GPIO_InitStructure.GPIO_Pin =  HUB08_R1|HUB08_R2;
  GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
  GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
  GPIO_Init(HUB08_GPIO_PORTA, &GPIO_InitStructure);

HUB08_EN_0;
HUB08_G1_0;
HUB08_G2_0;
HUB08_R1_0;
HUB08_R2_0;

}

/*****************************************************
函数名称：void write_595()
功能说明：给595写数据
参数： DR1、DG1-上半屏 DR2、DG2-下半屏
返回值：  无
****************************************************/
void write_595(uint8_t DR1,uint8_t DG1,uint8_t DR2,uint8_t DG2)
{
      uint8_t i;

      for(i=0;i<8;i++)
      {
      if(DR1&0x80) HUB08_R1_1;
         else       HUB08_R1_0;
      if(DR2&0x80) HUB08_R2_1;
         else       HUB08_R2_0;
      if(DG1&0x80) HUB08_G1_1;
         else       HUB08_G1_0;
      if(DG2&0x80) HUB08_G2_1;
         else       HUB08_G2_0;

         HUB08_SK_0;
               HUB08_SK_1;

   DR1<<=1;
   DR2<<=1;
   DG1<<=1;
   DG2<<=1;
      }
}

/*****************************************************
函数名称：void LED_Show_Update(void)
功能说明：LED 刷新显示
参数： DR1、DG1-上半屏 DR2、DG2-下半屏
返回值：  无
****************************************************/
void LED_Show_Update(void)
{
         uint8_t num = 0;
         uint8_t temp = 0;
         uint8_t number = 2;
      for(num=0;num<16;num++)
      {
temp=0;
write_595(0xff,disp_table[0+temp][num*number+0],disp_table[1+temp][num*number+0],0xff);
write_595(0xff,disp_table[0+temp][num*number+1],disp_table[1+temp][num*number+1],0xff);
write_595(0xff,disp_table[2+temp][num*number+0],disp_table[3+temp][num*number+0],0xff);
write_595(0xff,disp_table[2+temp][num*number+1],disp_table[3+temp][num*number+1],0xff);
write_595(disp_table[4+temp][num*number+0],disp_table[4+temp][num*number+0],0xff,disp_table[5+temp][num*number+0]);
write_595(disp_table[4+temp][num*number+1],disp_table[4+temp][num*number+1],0xff,disp_table[5+temp][num*number+1]);
write_595(disp_table[6+temp][num*number+0],disp_table[6+temp][num*number+0],0xff,disp_table[7+temp][num*number+0]);
write_595(disp_table[6+temp][num*number+1],disp_table[6+temp][num*number+1],0xff,disp_table[7+temp][num*number+1]);

   GPIOB->ODR =  GPIOB->ODR & 0xF87F;
   GPIOB->ODR |=  (num<<7)  ;
   HUB08_LT_1;
   HUB08_LT_0;

   HUB08_EN_0;
   delay_us(100);//调节亮度
   HUB08_EN_1;
      }
}

完事后，直接在main.c 调用 LED_Show_Update();即可

int main(void)
{
SysInit();
   delay_init();

while(1)
{
   LED_Show_Update();
}
}
来个效果图，及单元板照片