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Power-Pico/Power_Pico/BSP/LCD/lcd_init.c

312 lines
7.0 KiB
C
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update
2025-08-05 16:06:46 +08:00
#include "lcd_init.h"
#include "spi.h"
#include "tim.h"
增加LCD动态翻转的函数
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uint8_t LCD_ROTATION = 0; // 0, 90, 180, 270
uint8_t OFFSET_X = 0;
uint8_t OFFSET_Y = 0;
update
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/******************************************************************************
<EFBFBD><EFBFBD><EFBFBD><EFBFBD>˵<EFBFBD><EFBFBD><EFBFBD><EFBFBD>LCD<EFBFBD>˿ڳ<EFBFBD>ʼ<EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݣ<EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD><EFBFBD> <EFBFBD><EFBFBD>
******************************************************************************/
void LCD_GPIO_Init(void)
{
GPIO_InitTypeDef GPIO_InitStructure = {0};
__HAL_RCC_GPIOB_CLK_ENABLE();
__HAL_RCC_GPIOB_CLK_ENABLE();
GPIO_InitStructure.Pin = RES_PIN;
GPIO_InitStructure.Mode = GPIO_MODE_OUTPUT_PP; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
GPIO_InitStructure.Speed = GPIO_SPEED_FREQ_VERY_HIGH;//<2F>ٶ<EFBFBD>50MHz
HAL_GPIO_Init(GPIOB, &GPIO_InitStructure); //<2F><>ʼ<EFBFBD><CABC>GPIOB
HAL_GPIO_WritePin(GPIOB, RES_PIN, GPIO_PIN_SET);
GPIO_InitStructure.Pin = CS_PIN|DC_PIN;
GPIO_InitStructure.Mode = GPIO_MODE_OUTPUT_PP; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
GPIO_InitStructure.Speed = GPIO_SPEED_FREQ_VERY_HIGH;//<2F>ٶ<EFBFBD>50MHz
HAL_GPIO_Init(GPIOA, &GPIO_InitStructure); //<2F><>ʼ<EFBFBD><CABC>GPIOB
HAL_GPIO_WritePin(GPIOA, CS_PIN|DC_PIN, GPIO_PIN_SET);
}
/******************************************************************************
<EFBFBD><EFBFBD><EFBFBD><EFBFBD>˵<EFBFBD><EFBFBD><EFBFBD><EFBFBD>LCD<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>д<EFBFBD>뺯<EFBFBD><EFBFBD>(software SPI)
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݣ<EFBFBD>dat Ҫд<EFBFBD><EFBFBD><EFBFBD>Ĵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD><EFBFBD> <EFBFBD><EFBFBD>
******************************************************************************/
void LCD_Writ_Bus(u8 dat)
{
//hard SPI
HAL_SPI_Transmit(&hspi2,&dat,1,1);
//soft SPI
/*
u8 i;
for(i=0;i<8;i++)
{
LCD_SCLK_Clr();
if(dat&0x80)
{
LCD_MOSI_Set();
}
else
{
LCD_MOSI_Clr();
}
LCD_SCLK_Set();
dat<<=1;
}
*/
}
/******************************************************************************
<EFBFBD><EFBFBD><EFBFBD><EFBFBD>˵<EFBFBD><EFBFBD><EFBFBD><EFBFBD>LCDд<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݣ<EFBFBD>dat д<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD><EFBFBD> <EFBFBD><EFBFBD>
******************************************************************************/
void LCD_WR_DATA8(u8 dat)
{
LCD_Writ_Bus(dat);
}
/******************************************************************************
<EFBFBD><EFBFBD><EFBFBD><EFBFBD>˵<EFBFBD><EFBFBD><EFBFBD><EFBFBD>LCDд<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݣ<EFBFBD>dat д<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD><EFBFBD> <EFBFBD><EFBFBD>
******************************************************************************/
void LCD_WR_DATA(u16 dat)
{
// LCD_Writ_Bus(dat>>8);
// LCD_Writ_Bus(dat);
uint8_t temp[2];
temp[0]=(dat>>8)&0xff;
temp[1]=dat&0xff;
HAL_SPI_Transmit(&hspi2,temp,2,1);
}
/******************************************************************************
<EFBFBD><EFBFBD><EFBFBD><EFBFBD>˵<EFBFBD><EFBFBD><EFBFBD><EFBFBD>LCDд<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݣ<EFBFBD>dat д<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD><EFBFBD> <EFBFBD><EFBFBD>
******************************************************************************/
void LCD_WR_REG(u8 dat)
{
LCD_DC_Clr();//д<><D0B4><EFBFBD><EFBFBD>
LCD_Writ_Bus(dat);
LCD_DC_Set();//д<><D0B4><EFBFBD><EFBFBD>
}
/******************************************************************************
<EFBFBD><EFBFBD><EFBFBD><EFBFBD>˵<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD>ͽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ַ
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݣ<EFBFBD>x1,x2 <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>е<EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD>ͽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ַ
y1,y2 <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>е<EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD>ͽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ַ
<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD><EFBFBD> <EFBFBD><EFBFBD>
******************************************************************************/
void LCD_Address_Set(u16 x1,u16 y1,u16 x2,u16 y2)
{
LCD_WR_REG(0x2a);//<2F>е<EFBFBD>ַ<EFBFBD><D6B7><EFBFBD><EFBFBD>
LCD_WR_DATA(x1);
LCD_WR_DATA(x2);
LCD_WR_REG(0x2b);//<2F>е<EFBFBD>ַ<EFBFBD><D6B7><EFBFBD><EFBFBD>
LCD_WR_DATA(y1);
LCD_WR_DATA(y2);
LCD_WR_REG(0x2c);//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>д
}
/******************************************************************************
<EFBFBD><EFBFBD><EFBFBD><EFBFBD>˵<EFBFBD><EFBFBD><EFBFBD><EFBFBD>LCD<EFBFBD><EFBFBD><EFBFBD>ڱ<EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݣ<EFBFBD>dc,ռ<EFBFBD>ձ<EFBFBD>,5%~100%
<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD><EFBFBD> <EFBFBD><EFBFBD>
******************************************************************************/
void LCD_Set_Light(uint8_t dc)
{
if(dc>=5 && dc<=100)
__HAL_TIM_SetCompare(&htim1,TIM_CHANNEL_3,dc*PWM_PERIOD/100);
}
/******************************************************************************
<EFBFBD><EFBFBD><EFBFBD><EFBFBD>˵<EFBFBD><EFBFBD><EFBFBD><EFBFBD>LCD<EFBFBD>رձ<EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݣ<EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD><EFBFBD> <EFBFBD><EFBFBD>
******************************************************************************/
void LCD_Close_Light(void)
{
__HAL_TIM_SetCompare(&htim1,TIM_CHANNEL_3,0);
//HAL_TIM_PWM_Stop(&htim3,TIM_CHANNEL_3);
}
/******************************************************************************
<EFBFBD><EFBFBD><EFBFBD><EFBFBD>˵<EFBFBD><EFBFBD><EFBFBD><EFBFBD>LCD<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݣ<EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD><EFBFBD> <EFBFBD><EFBFBD>
******************************************************************************/
void LCD_Open_Light(void)
{
HAL_TIM_PWM_Start(&htim1,TIM_CHANNEL_3);
}
/******************************************************************************
<EFBFBD><EFBFBD><EFBFBD><EFBFBD>˵<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ST7789 SLEEP IN
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݣ<EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD><EFBFBD> <EFBFBD><EFBFBD>
******************************************************************************/
void LCD_ST7789_SleepIn(void)
{
LCD_WR_REG(0x10);
HAL_Delay(100);
}
/******************************************************************************
<EFBFBD><EFBFBD><EFBFBD><EFBFBD>˵<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ST7789 SLEEP OUT
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݣ<EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD><EFBFBD> <EFBFBD><EFBFBD>
******************************************************************************/
void LCD_ST7789_SleepOut(void)
{
LCD_WR_REG(0x11);
HAL_Delay(100);
}
增加LCD动态翻转的函数
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/******************************************************************************
<EFBFBD><EFBFBD><EFBFBD><EFBFBD>˵<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ļ<EFBFBD><EFBFBD>ת<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݣ<EFBFBD>rotation 0, 90, 180, 270
<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD><EFBFBD> <EFBFBD><EFBFBD>
******************************************************************************/
加入屏幕翻转的功能
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void LCD_SetRotation(uint16_t rotation) {
增加LCD动态翻转的函数
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LCD_WR_REG(0x36); // Memory Data Access Control
switch(rotation) {
case 0:
加入屏幕翻转的功能
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OFFSET_X = 0;
增加LCD动态翻转的函数
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OFFSET_Y = 0;
LCD_WR_DATA8(0x00);
break;
case 180:
加入屏幕翻转的功能
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OFFSET_X = 0;
增加LCD动态翻转的函数
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OFFSET_Y = 80;
LCD_WR_DATA8(0xC0);
break;
case 90:
加入屏幕翻转的功能
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OFFSET_X = 0;
OFFSET_Y = 0;
增加LCD动态翻转的函数
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LCD_WR_DATA8(0x70);
break;
case 270:
加入屏幕翻转的功能
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OFFSET_X = 80;
OFFSET_Y = 0;
增加LCD动态翻转的函数
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LCD_WR_DATA8(0xA0);
break;
default:
加入屏幕翻转的功能
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OFFSET_X = 0;
OFFSET_Y = 0;
增加LCD动态翻转的函数
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LCD_WR_DATA8(0x00);
break;
}
}
update
2025-08-05 16:06:46 +08:00
/******************************************************************************
<EFBFBD><EFBFBD><EFBFBD><EFBFBD>˵<EFBFBD><EFBFBD><EFBFBD><EFBFBD>LCD<EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݣ<EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD><EFBFBD> <EFBFBD><EFBFBD>
******************************************************************************/
void LCD_Init(void)
{
LCD_GPIO_Init();//<2F><>ʼ<EFBFBD><CABC>GPIO
LCD_CS_Clr(); //chip select
LCD_RES_Clr(); //<2F><>λ
HAL_Delay(100);
LCD_RES_Set();
HAL_Delay(100);
LCD_WR_REG(0x11);
HAL_Delay(120);
LCD_WR_REG(0x36);
增加LCD动态翻转的函数
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LCD_SetRotation(LCD_ROTATION);
update
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LCD_WR_REG(0x3A);
LCD_WR_DATA8(0x05);
LCD_WR_REG(0xB2);
LCD_WR_DATA8(0x0C);
LCD_WR_DATA8(0x0C);
LCD_WR_DATA8(0x00);
LCD_WR_DATA8(0x33);
LCD_WR_DATA8(0x33);
LCD_WR_REG(0xB7);
LCD_WR_DATA8(0x35);
LCD_WR_REG(0xBB);
LCD_WR_DATA8(0x19);
LCD_WR_REG(0xC0);
LCD_WR_DATA8(0x2C);
LCD_WR_REG(0xC2);
LCD_WR_DATA8(0x01);
LCD_WR_REG(0xC3);
LCD_WR_DATA8(0x12);
LCD_WR_REG(0xC4);
LCD_WR_DATA8(0x20);
LCD_WR_REG(0xC6);
LCD_WR_DATA8(0x0F);
LCD_WR_REG(0xD0);
LCD_WR_DATA8(0xA4);
LCD_WR_DATA8(0xA1);
LCD_WR_REG(0xE0);
LCD_WR_DATA8(0xD0);
LCD_WR_DATA8(0x04);
LCD_WR_DATA8(0x0D);
LCD_WR_DATA8(0x11);
LCD_WR_DATA8(0x13);
LCD_WR_DATA8(0x2B);
LCD_WR_DATA8(0x3F);
LCD_WR_DATA8(0x54);
LCD_WR_DATA8(0x4C);
LCD_WR_DATA8(0x18);
LCD_WR_DATA8(0x0D);
LCD_WR_DATA8(0x0B);
LCD_WR_DATA8(0x1F);
LCD_WR_DATA8(0x23);
LCD_WR_REG(0xE1);
LCD_WR_DATA8(0xD0);
LCD_WR_DATA8(0x04);
LCD_WR_DATA8(0x0C);
LCD_WR_DATA8(0x11);
LCD_WR_DATA8(0x13);
LCD_WR_DATA8(0x2C);
LCD_WR_DATA8(0x3F);
LCD_WR_DATA8(0x44);
LCD_WR_DATA8(0x51);
LCD_WR_DATA8(0x2F);
LCD_WR_DATA8(0x1F);
LCD_WR_DATA8(0x1F);
LCD_WR_DATA8(0x20);
LCD_WR_DATA8(0x23);
LCD_WR_REG(0x21);
LCD_WR_REG(0x29);
}
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