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

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2026-02-26 17:20:03 +08:00
#include "lcd_init.h"
#include "spi.h"
#include "tim.h"
uint8_t LCD_ROTATION = 0; // 0, 90, 180, 270
uint8_t OFFSET_X = 0;
uint8_t OFFSET_Y = 0;
/******************************************************************************
<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><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 + OFFSET_X);
LCD_WR_DATA(x2 + OFFSET_X);
LCD_WR_REG(0x2b);//<2F>е<EFBFBD>ַ<EFBFBD><D6B7><EFBFBD><EFBFBD>
LCD_WR_DATA(y1 + OFFSET_Y);
LCD_WR_DATA(y2 + OFFSET_Y);
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);
}
/******************************************************************************
<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>
******************************************************************************/
void LCD_SetRotation(uint16_t rotation) {
// ȷ<><C8B7>SPI<50><49><EFBFBD>߿<EFBFBD><DFBF>У<EFBFBD><D0A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڷ<EFBFBD><DAB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͻ<EFBFBD><CDBB><EFBFBD><EFBFBD>ΪDMA<4D><41>16bit<69>ģ<EFBFBD>
while (HAL_SPI_GetState(&hspi2) != HAL_SPI_STATE_READY) {
__NOP(); // ֻ<><D6BB>Ϊ<EFBFBD>˷<EFBFBD>ֹ<EFBFBD><D6B9><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ż<EFBFBD><C5BB><EFBFBD>ѭ<EFBFBD><D1AD>
}
2026-02-26 17:20:03 +08:00
LCD_WR_REG(0x36); // Memory Data Access Control
switch(rotation) {
case 0:
OFFSET_X = 0;
OFFSET_Y = 0;
LCD_WR_DATA8(0x00);
break;
case 180:
OFFSET_X = 0;
OFFSET_Y = 80;
LCD_WR_DATA8(0xC0);
break;
case 90:
OFFSET_X = 0;
OFFSET_Y = 0;
LCD_WR_DATA8(0x70);
break;
case 270:
OFFSET_X = 80;
OFFSET_Y = 0;
LCD_WR_DATA8(0xA0);
break;
default:
OFFSET_X = 0;
OFFSET_Y = 0;
LCD_WR_DATA8(0x00);
break;
}
}
/******************************************************************************
<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);
// 1. <20>˳<EFBFBD>˯<EFBFBD><CBAF>ģʽ (Exit Sleep Mode)
LCD_WR_REG(0x11);
HAL_Delay(120);
// 2. <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾ<EFBFBD><CABE><EFBFBD><EFBFBD> (Memory Data Access Control)
LCD_SetRotation(LCD_ROTATION);
// 3. <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ظ<EFBFBD>ʽ (Interface Pixel Format)
// 0x55 <20><>ʾ 16λɫ (RGB565)<29><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ0x66 (18λɫ)<29><><EFBFBD><EFBFBD>ɫ<EFBFBD><EFBFBD><E1B2BB>ȷ<EFBFBD><C8B7>
LCD_WR_REG(0x3A);
LCD_WR_DATA8(0x55);
// 4. Porch <20><><EFBFBD><EFBFBD><><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>)
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɨ<EFBFBD><C9A8><EFBFBD><EFBFBD>ǰ<EFBFBD><C7B0><EFBFBD><EFBFBD>ʱ<EFBFBD>䣬ͨ<E4A3AC><CDA8><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD>޸ġ<DEB8>
LCD_WR_REG(0xB2);
LCD_WR_DATA8(0x0C);
LCD_WR_DATA8(0x0C);
LCD_WR_DATA8(0x00);
LCD_WR_DATA8(0x33);
LCD_WR_DATA8(0x33);
// 5. Gate <20><><EFBFBD><EFBFBD> (Gate Control)
// <20><>ɫ<EFBFBD>ʹؼ<CAB9><D8BC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>VGH<47><48>VGL<47><4C>ѹ<EFBFBD><D1B9>Ӱ<EFBFBD><D3B0><EFBFBD><EFBFBD>Ļ<EFBFBD>ĶԱȶȺ<C8B6><C8BA><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӽǡ<D3BD>
// 0x35<33><35>һ<EFBFBD><D2BB><EFBFBD>Ƚ<EFBFBD>ͨ<EFBFBD>õ<EFBFBD>ֵ<EFBFBD><D6B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ļ<EFBFBD>д<EFBFBD>ֱ<EFBFBD><D6B1><EFBFBD><EFBFBD><EFBFBD>Ĵ<EFBFBD><C4B4>Ż<EFBFBD><C5BB><EFBFBD>˸<EFBFBD><CBB8><EFBFBD><EFBFBD><EFBFBD>Գ<EFBFBD><D4B3><EFBFBD><EFBFBD>޸<EFBFBD><DEB8><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD><D6B5>
LCD_WR_REG(0xB7);
LCD_WR_DATA8(0x35);
// 6. VCOM <20><><EFBFBD><EFBFBD> (VCOM Setting)
// <20><>ɫ<EFBFBD>ʹؼ<CAB9><D8BC><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƿdz<C7B7><C7B3><EFBFBD>Ҫ<EFBFBD>IJ<EFBFBD><C4B2><EFBFBD><EFBFBD><EFBFBD>ֱ<EFBFBD><D6B1>Ӱ<EFBFBD><D3B0><EFBFBD><EFBFBD>ʾ<EFBFBD><CABE><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ر<EFBFBD><D8B1>ǶԱȶȺ<C8B6><C8BA><EFBFBD>˸<EFBFBD><CBB8>
// 0x19 <20><>һ<EFBFBD><D2BB><EFBFBD>ο<EFBFBD>ֵ<EFBFBD><D6B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 0x10 <20><> 0x30 ֮<><EFBFBD>ԣ<EFBFBD><D4A3>ҵ<EFBFBD><D2B5><EFBFBD><EFBFBD>ȶ<EFBFBD><C8B6><EFBFBD>ֵ<EFBFBD><D6B5>
LCD_WR_REG(0xBB);
LCD_WR_DATA8(0x19);
// 7. LCM <20><><EFBFBD><EFBFBD> (LCM Control)
LCD_WR_REG(0xC0);
LCD_WR_DATA8(0x2C);
// 8. VDV <20><> VRH <20><><EFBFBD><EFBFBD>ʹ<EFBFBD><CAB9>
LCD_WR_REG(0xC2);
LCD_WR_DATA8(0x01);
// 9. VRH <20><><EFBFBD><EFBFBD> (VRH Set)
// <20><>ɫ<EFBFBD>ʹؼ<CAB9><D8BC><EFBFBD>Ӱ<EFBFBD><D3B0><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѹ<EFBFBD><D1B9><EFBFBD><EFBFBD><EFBFBD><EFBFBD>΢<EFBFBD><CEA2><EFBFBD><EFBFBD>Ļ<EFBFBD><C4BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ⱥ͹<C8BA><CDB9>ġ<EFBFBD>
LCD_WR_REG(0xC3);
LCD_WR_DATA8(0x12);
// 10. VDV <20><><EFBFBD><EFBFBD> (VDV Set)
// ͨ<><CDA8><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ĭ<EFBFBD><C4AC>ֵ<EFBFBD><D6B5>
LCD_WR_REG(0xC4);
LCD_WR_DATA8(0x20);
// 11. ֡<>ʿ<EFBFBD><CABF><EFBFBD> (Frame Rate Control)
// 0x0F ͨ<><CDA8><EFBFBD><EFBFBD>Ӧ 60Hz <20><><EFBFBD>ҵ<EFBFBD>ˢ<EFBFBD><CBA2><EFBFBD>ʡ<EFBFBD><CAA1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ļ<EFBFBD><C4BB>˸<EFBFBD><CBB8><EFBFBD><EFBFBD><EFBFBD>Գ<EFBFBD><D4B3>Լ<EFBFBD>С<EFBFBD><D0A1><EFBFBD><EFBFBD>ֵ<EFBFBD><D6B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD>0x14<31><34><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӹ<EFBFBD><D3B9>ġ<EFBFBD>
LCD_WR_REG(0xC6);
LCD_WR_DATA8(0x0F);
// 12. <20><>Դ<EFBFBD><D4B4><EFBFBD><EFBFBD> (Power Control)
LCD_WR_REG(0xD0);
LCD_WR_DATA8(0xA6);
LCD_WR_DATA8(0xA1);
// 13. <20><> Gamma У<><D0A3> (Positive Voltage Gamma Control)
// <20><>ɫ<EFBFBD>ʹؼ<CAB9><D8BC><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ǵ<EFBFBD><C7B5><EFBFBD><EFBFBD><EFBFBD>ɫ<EFBFBD>ͻҽױ<D2BD><D7B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ĵIJ<C4B5><C4B2>֣<EFBFBD>
// <20><>14<31><34><EFBFBD>ֽڶ<D6BD><DAB6><EFBFBD><EFBFBD>˴Ӱ<CBB4><D3B0><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ļҽ<C4BB><D2BD><EFBFBD><EFBFBD>ߡ<EFBFBD><DFA1>޸<EFBFBD><DEB8><EFBFBD>Щֵ<D0A9><D6B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ı<EFBFBD>ɫ<EFBFBD>ʵı<CAB5><C4B1>Ͷȡ<CDB6><C8A1>ԱȶȺ͹<C8BA><CDB9><EFBFBD>ƽ<EFBFBD><C6BD><EFBFBD>ȡ<EFBFBD>
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);
// 14. <20><> Gamma У<><D0A3> (Negative Voltage Gamma Control)
// <20><>ɫ<EFBFBD>ʹؼ<CAB9><D8BC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Gammaͬ<61><CDAC><EFBFBD><EFBFBD>Ҫ<EFBFBD><D2AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD><D2AA><EFBFBD>ϵ<EFBFBD><CFB5><EFBFBD><EFBFBD>Դﵽ<D4B4><EFB5BD><EFBFBD><EFBFBD>Ч<EFBFBD><D0A7><EFBFBD><EFBFBD>
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);
// 15. <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɫ<EFBFBD><C9AB>ת (Display Inversion On)
LCD_WR_REG(0x21);
// 16. <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾ (Display On)
LCD_WR_REG(0x29);
}