PT6965+STM32数码管显示源码

ID:388121 · 发表于 2018-8-22 08:36

PT6965驱动数码管电路原理图如下：

stm32单片机源程序如下:

#include "sys.h"
#include "delay.h"
#include "usart.h"
#include "led.h"
#include "key.h"
#include "SMG.h"
#include "timer.h"
#define Desplay_ms 300
int delay_s=0; int n1=0; int n2=0 ; int n3=0 ; int s=0; int n11=0; int n21=0 ; int n31=0 ;
/*--------------0----1----2----3----4----5----6----7----8----9----A----b----C----d----E----F*/
u8 TAB[10] = {0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00};//数码管显示1-
u16 GR4GR5[2]={0xffff,0x0000};//后面两个数据地址线所存储的数据
void LED_Desplay(void);
int main(void)
{
SystemInit(); //系统启动时钟函数的初始化时钟时钟为72MHz
// NVIC_Configuration();//设置强占优先级与响应优先级
delay_init(); //延时函数初始化
LED_Init(); //LED初始初始化
KEY_Init(); //KEY初始化
LED_text();
SMG_Init();
PT6965_Init();
TIM3_Int_Init(2499,7199);//10Khz的计数频率，计数到5000为500ms
//要求上电全部点亮,初次上电全部点亮
///////////////////
LED_Desplay();
while(1)
{
if(delay_s>4)
{
s=s+1;
delay_s=0;
}
if(s>=999)//显示每一秒变动一次
{
s=0;
}
n1=s%10;
n2=(s%100)/10;
n3=s/100;
if(n1!=n11)
{
if(n1==0){
DIS_1668(0xc4,0xBF);
DIS_1668(0xc5,0x1f);
DIS_1668(0xc7,TAB[7]|0x01);//变为1
}
if(n1==1){
DIS_1668(0xc4,0x06);
DIS_1668(0xc5,0x0f);
DIS_1668(0xc7,TAB[7]&0xfe);//之为0
}
if(n1==2){
DIS_1668(0xc4,0xdB);
DIS_1668(0xc5,0x1f);
DIS_1668(0xc7,TAB[7]|0x01);//变为1
}
if(n1==3){
DIS_1668(0xc4,0xcf);
DIS_1668(0xc5,0x1f);
DIS_1668(0xc7,TAB[7]|0x01);//变为1
}
if(n1==4){
DIS_1668(0xc4,0xe6);
DIS_1668(0xc5,0x0f);
DIS_1668(0xc7,TAB[7]|0x01);//变为1
}
if(n1==5){
DIS_1668(0xc4,0xed);
DIS_1668(0xc5,0x1f);
DIS_1668(0xc7,TAB[7]|0x01);//变为1
}
if(n1==6){
DIS_1668(0xc4,0xfd);
DIS_1668(0xc5,0x1f);
DIS_1668(0xc7,TAB[7]|0x01);//变为1
}
if(n1==7){
DIS_1668(0xc4,0x87);
DIS_1668(0xc5,0x0f);
DIS_1668(0xc7,TAB[7]&0xfe);//之为0
}
if(n1==8){
DIS_1668(0xc4,0xff);
DIS_1668(0xc5,0x1f);
DIS_1668(0xc7,TAB[7]|0x01);//变为1
}
if(n1==9){
DIS_1668(0xc4,0xef);
DIS_1668(0xc5,0x1f);
DIS_1668(0xc7,TAB[7]|0x01);//变为1
}
}
if(n2!=n21)
{
if(n2==0){
DIS_1668(0xc2,0xBF);
DIS_1668(0xc3,0x1f);
TAB[6]=TAB[6]|0x80;
DIS_1668(0xc6,TAB[6]);//变为1
}
if(n2==1){
DIS_1668(0xc2,0x06);
DIS_1668(0xc3,0x0f);
TAB[6]=TAB[6]&0x7f;
DIS_1668(0xc6,TAB[6]);//之为0
}
if(n2==2){
DIS_1668(0xc2,0xdB);
DIS_1668(0xc3,0x1f);
TAB[6]=TAB[6]|0x80;
DIS_1668(0xc6,TAB[6]);//变为1
}
if(n2==3){
DIS_1668(0xc2,0xcf);
DIS_1668(0xc3,0x1f);
TAB[6]=TAB[6]|0x80;
DIS_1668(0xc6,TAB[6]);//变为1
}
if(n2==4){
DIS_1668(0xc2,0xe6);
DIS_1668(0xc3,0x0f);
TAB[6]=TAB[6]|0x80;
DIS_1668(0xc6,TAB[6]);//变为1
}
if(n2==5){
DIS_1668(0xc2,0xed);
DIS_1668(0xc3,0x1f);
TAB[6]=TAB[6]|0x80;
DIS_1668(0xc6,TAB[6]);//变为1
}
if(n2==6){
DIS_1668(0xc2,0xfd);
DIS_1668(0xc3,0x1f);
TAB[6]=TAB[6]|0x80;
DIS_1668(0xc6,TAB[6]);//变为1
}
if(n2==7){
DIS_1668(0xc2,0x87);
DIS_1668(0xc3,0x0f);
TAB[6]=TAB[6]&0x7f;
DIS_1668(0xc6,TAB[6]);//之为0
}
if(n2==8){
DIS_1668(0xc2,0xff);
DIS_1668(0xc3,0x1f);
TAB[6]=TAB[6]|0x80;
DIS_1668(0xc6,TAB[6]);//变为1
}
if(n2==9){
DIS_1668(0xc2,0xef);
DIS_1668(0xc3,0x1f);
TAB[6]=TAB[6]|0x80;
DIS_1668(0xc6,TAB[6]);//变为1
}
}
if(n3!=n31)
{
if(n3==0){
DIS_1668(0xc0,0xBF);
DIS_1668(0xc1,0x1f);
TAB[6]=TAB[6]|0x40;
DIS_1668(0xc6,TAB[6]);//变为1
}
if(n3==1){
DIS_1668(0xc0,0x06);
DIS_1668(0xc1,0x0f);
TAB[6]=TAB[6]|0xbf;
DIS_1668(0xc6,TAB[6]);//之为0
}
if(n3==2){
DIS_1668(0xc0,0xdB);
DIS_1668(0xc1,0x1f);
TAB[6]=TAB[6]|0x40;
DIS_1668(0xc6,TAB[6]);//变为1
}
if(n3==3){
DIS_1668(0xc0,0xcf);
DIS_1668(0xc1,0x1f);
TAB[6]=TAB[6]|0x40;
DIS_1668(0xc6,TAB[6]);//变为1
}
if(n3==4){
DIS_1668(0xc0,0xe6);
DIS_1668(0xc1,0x0f);
TAB[6]=TAB[6]|0x40;
DIS_1668(0xc6,TAB[6]);//变为1
}
if(n3==5){
DIS_1668(0xc0,0xed);
DIS_1668(0xc1,0x1f);
TAB[6]=TAB[6]|0x40;
DIS_1668(0xc6,TAB[6]);//变为1
}
if(n3==6){
DIS_1668(0xc0,0xfd);
DIS_1668(0xc1,0x1f);
TAB[6]=TAB[6]|0x40;
DIS_1668(0xc6,TAB[6]);//变为1
}
if(n3==7){
DIS_1668(0xc0,0x87);
DIS_1668(0xc1,0x0f);
TAB[6]=TAB[6]&0xbf;
DIS_1668(0xc6,TAB[6]&0xbf);//之为0
}
if(n3==8){
DIS_1668(0xc0,0xff);
DIS_1668(0xc1,0x1f);
TAB[6]=TAB[6]|0x40;
DIS_1668(0xc6,TAB[6]);//变为1
}
if(n3==9){
DIS_1668(0xc0,0xef);
DIS_1668(0xc1,0x1f);
TAB[6]=TAB[6]|0x40;
DIS_1668(0xc6,TAB[6]);//变为1
}
}
if(delay_s==2) DIS_1668(0xc6,(TAB[6] & 0xfe)); //小数点显示
if(delay_s==4) DIS_1668(0xc6,(TAB[6] | 0x01)); //小数点显示
n11=n1; n21=n2; n31=n3;
}
}
void LED_Desplay(void)
{
DIS_1668(0xc0,0xff);
DIS_1668(0xc1,0xff);
DIS_1668(0xc2,0xff);
DIS_1668(0xc3,0xff);
DIS_1668(0xc4,0xff);
DIS_1668(0xc5,0xff);
DIS_1668(0xc6,0xff);
DIS_1668(0xc7,0xff);
DIS_1668(0xc8,0xff);
DIS_1668(0xc9,0xff);
delay_ms(Desplay_ms);
DIS_1668(0xc0,0x00);
DIS_1668(0xc1,0x00);
DIS_1668(0xc2,0x00);
DIS_1668(0xc3,0x00);
DIS_1668(0xc4,0x00);
DIS_1668(0xc5,0x00);
DIS_1668(0xc6,0x00);
DIS_1668(0xc7,0x02);
DIS_1668(0xc8,0x49);
DIS_1668(0xc9,0x1d);
delay_ms(Desplay_ms);
/////////////单色
DIS_1668(0xc0,0x00);
DIS_1668(0xc1,0x00);
DIS_1668(0xc2,0x00);
DIS_1668(0xc3,0x00);
DIS_1668(0xc4,0x00);
DIS_1668(0xc5,0x00);
DIS_1668(0xc6,0x00);
DIS_1668(0xc7,0x00);
DIS_1668(0xc8,0x12);
DIS_1668(0xc9,0x00);
delay_ms(Desplay_ms);
DIS_1668(0xc0,0x00);
DIS_1668(0xc1,0x00);
DIS_1668(0xc2,0x00);
DIS_1668(0xc3,0x00);
DIS_1668(0xc4,0x00);
DIS_1668(0xc5,0x00);
DIS_1668(0xc6,0x00);
DIS_1668(0xc7,0x00);
DIS_1668(0xc8,0xa4);
DIS_1668(0xc9,0x02);
delay_ms(Desplay_ms);
////////////////////////////////////
DIS_1668(0xc0,0x80);
DIS_1668(0xc1,0xff);
DIS_1668(0xc2,0x80);
DIS_1668(0xc3,0xff);
DIS_1668(0xc4,0x80);
DIS_1668(0xc5,0xff);
DIS_1668(0xc6,0xff);
DIS_1668(0xc7,0x01);
DIS_1668(0xc8,0x00);
DIS_1668(0xc9,0x00);
delay_ms(Desplay_ms);
DIS_1668(0xc0,0xc9);
DIS_1668(0xc1,0xff);
DIS_1668(0xc2,0xc9);
DIS_1668(0xc3,0xff);
DIS_1668(0xc4,0xc9);
DIS_1668(0xc5,0xff);
DIS_1668(0xc6,0xc0);
DIS_1668(0xc7,0x01);
DIS_1668(0xc8,0x00);
DIS_1668(0xc9,0x00);
delay_ms(Desplay_ms);
DIS_1668(0xc0,0xb6);
DIS_1668(0xc1,0xff);
DIS_1668(0xc2,0xb6);
DIS_1668(0xc3,0xff);
DIS_1668(0xc4,0xb6);
DIS_1668(0xc5,0xff);
DIS_1668(0xc6,0xc0);
DIS_1668(0xc7,0x01);
DIS_1668(0xc8,0x00);
DIS_1668(0xc9,0x00);
delay_ms(Desplay_ms);
//////////////////////////////////////
STB_H;
delay_ms(1);
STB_L;
Send_data(0X87); //打开显示
DIS_1668(0xc0,0xff);
DIS_1668(0xc1,0xff);
DIS_1668(0xc2,0x00);
DIS_1668(0xc3,0x00);
DIS_1668(0xc4,0x00);
DIS_1668(0xc5,0x00);
DIS_1668(0xc6,0x40);
DIS_1668(0xc7,0x00);
DIS_1668(0xc8,0x00);
DIS_1668(0xc9,0x00);
STB_H;
delay_ms(1);
STB_L;
Send_data(0X8f); //打开显示
……………………
…………限于本文篇幅余下代码请从51黑下载附件…………