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Screen display of charging pile design -- led driver ta6932
2022-07-03 09:59:00 【Wukong is so timid】
#include <stdio.h>
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#include "stm32f10x.h"
#include "stm32f10x_it.h"
#include "ta6932.h"
#define ta6932_mosi_l() (GPIO_ResetBits(GPIOB,GPIO_Pin_5))
#define ta6932_mosi_h() (GPIO_SetBits(GPIOB,GPIO_Pin_5))
#define ta6932_sck_l() (GPIO_ResetBits(GPIOB,GPIO_Pin_3))
#define ta6932_sck_h() (GPIO_SetBits(GPIOB,GPIO_Pin_3))
#define TIME_US 400
#define STB_IO_REVERT 1
#if (STB_IO_REVERT == 1)
#if 1
#define ta6932_cs_l_a() (GPIO_SetBits(GPIOD,GPIO_Pin_4))
#define ta6932_cs_h_a() (GPIO_ResetBits(GPIOD,GPIO_Pin_4))
#define ta6932_cs_l_b() (GPIO_SetBits(GPIOD,GPIO_Pin_3))
#define ta6932_cs_h_b() (GPIO_ResetBits(GPIOD,GPIO_Pin_3))
#else
#define ta6932_cs_l_a() (GPIO_SetBits(GPIOD,GPIO_Pin_3))
#define ta6932_cs_h_a() (GPIO_ResetBits(GPIOD,GPIO_Pin_3))
#define ta6932_cs_l_b() (GPIO_SetBits(GPIOD,GPIO_Pin_4))
#define ta6932_cs_h_b() (GPIO_ResetBits(GPIOD,GPIO_Pin_4))
#endif
#define ta6932_cs_l_c() (GPIO_SetBits(GPIOD,GPIO_Pin_5))
#define ta6932_cs_h_c() (GPIO_ResetBits(GPIOD,GPIO_Pin_5))
#define ta6932_cs_l_d() (GPIO_SetBits(GPIOD,GPIO_Pin_6))
#define ta6932_cs_h_d() (GPIO_ResetBits(GPIOD,GPIO_Pin_6))
#else
#define ta6932_cs_l_a() (GPIO_ResetBits(GPIOD,GPIO_Pin_3))
#define ta6932_cs_h_a() (GPIO_SetBits(GPIOD,GPIO_Pin_3))
#define ta6932_cs_l_b() (GPIO_ResetBits(GPIOD,GPIO_Pin_4))
#define ta6932_cs_h_b() (GPIO_SetBits(GPIOD,GPIO_Pin_4))
#define ta6932_cs_l_c() (GPIO_ResetBits(GPIOD,GPIO_Pin_5))
#define ta6932_cs_h_c() (GPIO_SetBits(GPIOD,GPIO_Pin_5))
#define ta6932_cs_l_d() (GPIO_ResetBits(GPIOD,GPIO_Pin_6))
#define ta6932_cs_h_d() (GPIO_SetBits(GPIOD,GPIO_Pin_6))
#endif
#define delay_us Delay_us
Display_num dis_num = {0};
const unsigned char tab[]= {0x3F,0x06,0x5B,0x4F,0x66,0x6D,0x7D,0x07,0x7F,0x6F,0x77,0x7C,0x39,0x5E,0x79,0x71,0x40,0xef};
u16 ta6932_number[TA6932_LEDCOUNT] = {0};
unsigned char channel_num = TA6932_LEDCOUNT;
void ta6932_channel_num_init(unsigned char num)
{
channel_num = num;
}
void TA6932_Init(void)
{
GPIO_InitTypeDef GPIO_InitStructure;
// u8 i = 0;
// RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOB|RCC_APB2Periph_GPIOD, ENABLE);
GPIO_PinRemapConfig(GPIO_Remap_SWJ_JTAGDisable, ENABLE);
//PB3 ÊÇSPI_SCK PB5 ÊÇSPI1_MOSI
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_3|GPIO_Pin_5;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
GPIO_Init(GPIOB, &GPIO_InitStructure);
// GPIO_SetBits(GPIOB, GPIO_Pin_3|GPIO_Pin_5); sck h mosi h
//GPIO_ResetBits(GPIOB, GPIO_Pin_3|GPIO_Pin_5); //sck h mosi l
//PD3456 ÓÃÓÚƬѡ
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_3|GPIO_Pin_4|GPIO_Pin_5|GPIO_Pin_6;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
GPIO_Init(GPIOD, &GPIO_InitStructure);
//GPIO_SetBits(GPIOD, GPIO_Pin_3|GPIO_Pin_4|GPIO_Pin_5|GPIO_Pin_6);
//GPIO_ResetBits(GPIOD, GPIO_Pin_3|GPIO_Pin_4|GPIO_Pin_5|GPIO_Pin_6);
//TEST
ta6932_mosi_h();
ta6932_sck_h();
//ta6932_mosi_l();
//ta6932_sck_l();
ta6932_cs_h_a();
ta6932_cs_h_b();
ta6932_cs_h_c();
ta6932_cs_h_d();
/*
for(i = 0; i < TA6932_LEDCOUNT; i++)
{
ta6932_number[i] = 0;
}
TA6932_DisplayAllNumber(ta6932_number);
*/
}
void TA6932_Write_Byte(unsigned char dat)
{
unsigned char i;
for(i=0; i<8; i++)
{
if(dat&0x01)
{
ta6932_sck_l();
delay_us(TIME_US);
ta6932_mosi_h();
delay_us(TIME_US);
// delay_us(10);
ta6932_sck_h();
delay_us(TIME_US);
// delay_us(10);
}
else
{
ta6932_sck_l();
delay_us(TIME_US);
ta6932_mosi_l();
delay_us(TIME_US);
// delay_us(10);
ta6932_sck_h();
delay_us(TIME_US);
// delay_us(10);
}
dat>>=1;
}
}
/*ÏÔʾÿ¸öta6932µÄled
dat ÊÇÏÔʾµÄÊý¾Ý½á¹¹£¬20¸ö¶Ë¿ÚµÄÊý¾Ý
num ÊÇƬѡºÅ
*/
void TA6932_Display_Number(Display_num *dat,u8 stb)
{
u8 i =0;
u8 j =0;
switch(stb)
{
case 1:
ta6932_cs_l_a();
delay_us (TIME_US);
TA6932_Write_Byte(0x40);
ta6932_cs_h_a();
ta6932_sck_h();
delay_us (TIME_US);
ta6932_cs_l_a();
delay_us (TIME_US);
TA6932_Write_Byte(0xC0);
// ta6932_sck_h();
// delay_us (TIME_US);
for(i=0; i<5; i++)
{
for(j=0; j<3; j++)
{
//printf("dat[%d][%d]=0x%x \r\n",i,j,dat->num[i][j]);
TA6932_Write_Byte(dat->num[i][j]);
}
}
ta6932_cs_h_a();
ta6932_sck_h();
delay_us (TIME_US);
ta6932_cs_l_a();
delay_us (TIME_US);
TA6932_Write_Byte(0x8f);
ta6932_cs_h_a();
ta6932_sck_h();
break;
case 2:
ta6932_cs_l_b();
delay_us (TIME_US);
TA6932_Write_Byte(0x40);
ta6932_cs_h_b();
ta6932_sck_h();
delay_us (TIME_US);
ta6932_cs_l_b();
delay_us (TIME_US);
TA6932_Write_Byte(0xC0);
// ta6932_sck_h();
//delay_us (TIME_US);
for(i=0; i<5; i++)
{
for(j=0; j<3; j++)
{
// printf("dat[%d][%d]=0x%x \r\n",i,j,dat->num[i][j]);
TA6932_Write_Byte(dat->num[i+5][j]);
}
}
ta6932_cs_h_b();
ta6932_sck_h();
delay_us (TIME_US);
ta6932_cs_l_b();
delay_us (TIME_US);
TA6932_Write_Byte(0x8f);
ta6932_cs_h_b();
ta6932_sck_h();
break;
case 3:
ta6932_cs_l_c();
delay_us (TIME_US);
TA6932_Write_Byte(0x40);
ta6932_cs_h_c();
ta6932_sck_h();
delay_us (TIME_US);
ta6932_cs_l_c();
delay_us (TIME_US);
TA6932_Write_Byte(0xC0);
for(i=0; i<5; i++)
{
for(j=0; j<3; j++)
{
TA6932_Write_Byte(dat->num[i+10][j]);
}
}
ta6932_cs_h_c();
ta6932_sck_h();
delay_us (TIME_US);
ta6932_cs_l_c();
delay_us (TIME_US);
TA6932_Write_Byte(0x8f);
ta6932_cs_h_c();
ta6932_sck_h();
break;
case 4:
ta6932_cs_l_d();
delay_us (TIME_US);
TA6932_Write_Byte(0x40);
ta6932_cs_h_d();
ta6932_sck_h();
delay_us (TIME_US);
ta6932_cs_l_d();
delay_us (TIME_US);
TA6932_Write_Byte(0xC0);
for(i=0; i<5; i++)
{
for(j=0; j<3; j++)
{
TA6932_Write_Byte(dat->num[i+15][j]);
}
}
ta6932_cs_h_d();
ta6932_sck_h();
delay_us (TIME_US);
ta6932_cs_l_d();
delay_us (TIME_US);
TA6932_Write_Byte(0x8f);
ta6932_cs_h_d();
ta6932_sck_h();
break ;
default :
break;
}
}
/*ÏÔʾËùÓÐ20¸ö¶Ë¿ÚµÄÊý×Ö£¬numberÊÇÒ»¸öu16 number[20]µÄÊý×é */
void TA6932_DisplayAllNumber(u16 *number)
{
u16 num = 0;
u16 temp = 0;
u8 i = 0;
if(number == NULL)
{
return ;
}
memcpy(ta6932_number,number,sizeof(ta6932_number));
for(i = 0; i < channel_num; i++ )
{
num = ta6932_number[i];
/*°Ù*/
temp = num %1000 / 100;
dis_num.num[i][0] = tab[temp];
/*Ê*/
temp = num %100 / 10;
dis_num.num[i][1] = tab[temp];
/*¸ö*/
temp = num %10;
dis_num.num[i][2] = tab[temp];
}
if(channel_num == 10)
{
TA6932_Display_Number(&dis_num, 1);
TA6932_Display_Number(&dis_num, 2);
}
else if(channel_num == 20)
{
TA6932_Display_Number(&dis_num, 1);
TA6932_Display_Number(&dis_num, 2);
TA6932_Display_Number(&dis_num, 3);
TA6932_Display_Number(&dis_num, 4);
}
}
/*ÏÔʾij¸ö¶Ë¿ÚµÄÊý×Ö£¬
portÊǶ˿ںŠ[1~20]
numberÊÇÏÔʾÊý¾Ý£¬¼´³äµç·ÖÖÓÊý£¬
*/
void TA6932_DisplayPortNumber(u8 port, u16 number)
{
if(port < 1 || port > TA6932_LEDCOUNT)
{
return;
}
port = (port-1)%TA6932_LEDCOUNT;
if(number != ta6932_number[port])
{
ta6932_number[port] = number;
TA6932_DisplayAllNumber(ta6932_number);
}
}
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