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esp idf好难用。。

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This commit is contained in:
kevin
2026-02-18 03:23:36 +08:00
parent fb653cb545
commit ce0b15e2fa
29 changed files with 895 additions and 220 deletions
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esp32c3_code/esp32c3_code.ino
+5 -3
View File
@@ -4,14 +4,16 @@
void setup() {
// put your setup code here, to run once:
//delay(1000);
lcd_init();
lcd_init();
LCD_Clear(rand());
}
void loop() {
// put your main code here, to run repeatedly:
LCD_Clear(rand());
// put your main code here, to run repeatedly:
//LCD_fillRect(50,50,20,10,rand());
}
esp32c3_code/lcd.cpp
+122 -170
View File
@@ -3,55 +3,7 @@
SPIClass * vspi = NULL;
/******************************************************************************
函数说明：LCD串行数据写入函数
入口数据：dat 要写入的串行数据
返回值： 无
******************************************************************************/
void LCD_Writ_Bus(uint8_t dat)
{
/*
uint8_t i;
digitalWrite(LCD_CS,0);
for(i=0;i<8;i++)
{
digitalWrite(LCD_SCL,0);
if(dat&0x80)
digitalWrite(LCD_SDA,1);
else
digitalWrite(LCD_SDA,0);
digitalWrite(LCD_SCL,1);
dat<<=1;
}
digitalWrite(LCD_CS,1);
*/
vspi->transfer(dat);
}
/******************************************************************************
函数说明：LCD写入数据
入口数据：dat 写入的数据
返回值： 无
******************************************************************************/
void LCD_WR_DATA8(uint8_t dat)
{
LCD_Writ_Bus(dat);
}
/******************************************************************************
函数说明：LCD写入数据
入口数据：dat 写入的数据
返回值： 无
******************************************************************************/
void LCD_WR_DATA(uint16_t dat)
{
//LCD_Writ_Bus(dat>>8);
vspi->transfer16(dat);
}
/******************************************************************************
@@ -62,7 +14,7 @@ void LCD_WR_DATA(uint16_t dat)
void LCD_WR_REG(uint8_t dat)
{
digitalWrite(LCD_DS,0);//写命令
LCD_Writ_Bus(dat);
vspi->transfer(dat);
digitalWrite(LCD_DS,1);//写数据
}
@@ -77,35 +29,35 @@ void LCD_Address_Set(uint16_t x1,uint16_t y1,uint16_t x2,uint16_t y2)
#if USE_HORIZONTAL==0
LCD_WR_REG(0x2a);//列地址设置
LCD_WR_DATA(x1);
LCD_WR_DATA(x2);
vspi->transfer16(x1);
vspi->transfer16(x2);
LCD_WR_REG(0x2b);//行地址设置
LCD_WR_DATA(y1);
LCD_WR_DATA(y2);
vspi->transfer16(y1);
vspi->transfer16(y2);
LCD_WR_REG(0x2c);//储存器写
#elif USE_HORIZONTAL==1
LCD_WR_REG(0x2a);//列地址设置
LCD_WR_DATA(x1);
LCD_WR_DATA(x2);
vspi->transfer16(x1);
vspi->transfer16(x2);
LCD_WR_REG(0x2b);//行地址设置
LCD_WR_DATA(y1+80);
LCD_WR_DATA(y2+80);
vspi->transfer16(y1+80);
vspi->transfer16(y2+80);
LCD_WR_REG(0x2c);//储存器写
#elif USE_HORIZONTAL==2
LCD_WR_REG(0x2a);//列地址设置
LCD_WR_DATA(x1);
LCD_WR_DATA(x2);
vspi->transfer16(x1);
vspi->transfer16(x2);
LCD_WR_REG(0x2b);//行地址设置
LCD_WR_DATA(y1);
LCD_WR_DATA(y2);
vspi->transfer16(y1);
vspi->transfer16(y2);
LCD_WR_REG(0x2c);//储存器写
#elif USE_HORIZONTAL==3
LCD_WR_REG(0x2a);//列地址设置
LCD_WR_DATA(x1+80);
LCD_WR_DATA(x2+80);
vspi->transfer16(x1+80);
vspi->transfer16(x2+80);
LCD_WR_REG(0x2b);//行地址设置
LCD_WR_DATA(y1);
LCD_WR_DATA(y2);
vspi->transfer16(y1);
vspi->transfer16(y2);
LCD_WR_REG(0x2c);//储存器写
#endif
@@ -114,99 +66,19 @@ void LCD_Address_Set(uint16_t x1,uint16_t y1,uint16_t x2,uint16_t y2)
}
/******************************************************************************
函数说明：LCD初始化函数
入口数据：无
返回值： 无
******************************************************************************/
void Lcd_Init(void)
void LCD_fillRect(uint16_t x, uint16_t y, uint16_t width, uint16_t height, uint16_t color)
{
LCD_Address_Set(x,y,width+x-1,height+y-1);
for(uint16_t i=0;i<height;i++)
{
for (uint16_t j=0;j<width;j++)
{
vspi->transfer16(color);
//delay(100);
}
}
//************* Start Initial Sequence **********//
//delay(120);
//LCD_WR_REG(0x01);
//上电后硬件会自己复位
delay(220);
LCD_WR_REG(0x36);
if(USE_HORIZONTAL==0)LCD_WR_DATA8(0x00);
else if(USE_HORIZONTAL==1)LCD_WR_DATA8(0xC0);
else if(USE_HORIZONTAL==2)LCD_WR_DATA8(0x70);
else LCD_WR_DATA8(0xA0);
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(0x11);
delay(120);
LCD_WR_REG(0x29);
}
}
/******************************************************************************
@@ -218,14 +90,13 @@ void LCD_Clear(uint16_t Color)
{
uint16_t i,j;
LCD_Address_Set(0,0,LCD_W-1,LCD_H-1);
for(i=0;i<LCD_W;i++)
{
for(i=0;i<LCD_W;i++)
{
for (j=0;j<LCD_H;j++)
{
LCD_WR_DATA(Color);
}
{
vspi->transfer16(Color);
}
}
}
void LCD_Clear_Rand()
@@ -236,7 +107,7 @@ void LCD_Clear_Rand()
{
for (j=0;j<LCD_H;j++)
{
LCD_WR_DATA(rand());
vspi->transfer16(rand());
}
}
@@ -262,28 +133,109 @@ unsigned int rgb555torgb565(unsigned int c)
void lcd_init()
{
pinMode(LCD_SDA, OUTPUT);
pinMode(LCD_SDA, OUTPUT);
pinMode(LCD_SCL, OUTPUT);
pinMode(LCD_CS, OUTPUT);
pinMode(LCD_DS, OUTPUT);
digitalWrite(LCD_SDA,0);
digitalWrite(LCD_SCL,0);
digitalWrite(LCD_CS,0);
digitalWrite(LCD_DS,0);
vspi = new SPIClass(VSPI);
vspi->begin(VSPI_SCLK, VSPI_MISO, VSPI_MOSI, VSPI_SS);
vspi->begin(LCD_SCL, 0, LCD_SDA, LCD_CS);
vspi->beginTransaction(SPISettings(spiClk, MSBFIRST, SPI_MODE0));
pinMode(vspi->pinSS(), OUTPUT); //HSPI SS
digitalWrite(vspi->pinSS(), LOW); //pull SS slow to prep other end for transfer
pinMode(LCD_LED, OUTPUT);
digitalWrite(LCD_LED,1);
Lcd_Init();
//************* Start Initial Sequence **********//
//delay(120);
//LCD_WR_REG(0x01);
//上电后硬件会自己复位
delay(220);
LCD_WR_REG(0x36);
if(USE_HORIZONTAL==0)vspi->transfer(0x00);
else if(USE_HORIZONTAL==1)vspi->transfer(0xC0);
else if(USE_HORIZONTAL==2)vspi->transfer(0x70);
else vspi->transfer(0xA0);
LCD_WR_REG(0x3A);
vspi->transfer(0x05);
LCD_WR_REG(0xB2);
vspi->transfer(0x0C);
vspi->transfer(0x0C);
vspi->transfer(0x00);
vspi->transfer(0x33);
vspi->transfer(0x33);
LCD_WR_REG(0xB7);
vspi->transfer(0x35);
LCD_WR_REG(0xBB);
vspi->transfer(0x19);
LCD_WR_REG(0xC0);
vspi->transfer(0x2C);
LCD_WR_REG(0xC2);
vspi->transfer(0x01);
LCD_WR_REG(0xC3);
vspi->transfer(0x12);
LCD_WR_REG(0xC4);
vspi->transfer(0x20);
LCD_WR_REG(0xC6);
vspi->transfer(0x0F);
LCD_WR_REG(0xD0);
vspi->transfer(0xA4);
vspi->transfer(0xA1);
LCD_WR_REG(0xE0);
vspi->transfer(0xD0);
vspi->transfer(0x04);
vspi->transfer(0x0D);
vspi->transfer(0x11);
vspi->transfer(0x13);
vspi->transfer(0x2B);
vspi->transfer(0x3F);
vspi->transfer(0x54);
vspi->transfer(0x4C);
vspi->transfer(0x18);
vspi->transfer(0x0D);
vspi->transfer(0x0B);
vspi->transfer(0x1F);
vspi->transfer(0x23);
LCD_WR_REG(0xE1);
vspi->transfer(0xD0);
vspi->transfer(0x04);
vspi->transfer(0x0C);
vspi->transfer(0x11);
vspi->transfer(0x13);
vspi->transfer(0x2C);
vspi->transfer(0x3F);
vspi->transfer(0x44);
vspi->transfer(0x51);
vspi->transfer(0x2F);
vspi->transfer(0x1F);
vspi->transfer(0x1F);
vspi->transfer(0x20);
vspi->transfer(0x23);
LCD_WR_REG(0x21);
LCD_WR_REG(0x11);
delay(120);
LCD_WR_REG(0x29);
}
esp32c3_code/lcd.h
+6 -8
View File
@@ -9,16 +9,11 @@
#define LCD_SCL 2
#define LCD_CS 7
#define LCD_DS 6
#define LCD_LED 10
#define VSPI_MISO 10
#define VSPI_MOSI 3
#define VSPI_SCLK 2
#define VSPI_SS 7
#define USE_HORIZONTAL 0 //设置横屏或者竖屏显示 0或1为竖屏 2或3为横屏
#define LCD_W 240
#define LCD_H 320
#define USE_HORIZONTAL 2 //设置横屏或者竖屏显示 0或1为竖屏 2或3为横屏
#define LCD_W 320
#define LCD_H 240
#define OLED_CMD 0 //写命令
#define OLED_DATA 1 //写数据
@@ -32,4 +27,7 @@ void lcd_init();
void LCD_Clear(uint16_t Color);
void LCD_fillRect(uint16_t x, uint16_t y, uint16_t width, uint16_t height, uint16_t color);
#endif