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#include "lcd_init.h"
void LCD_GPIO_Init(void)
{
stc_port_init_t stcPortInit;
/* configuration structure initialization */
MEM_ZERO_STRUCT(stcPortInit);
stcPortInit.enPinMode = Pin_Mode_Out;
stcPortInit.enExInt = Enable;
stcPortInit.enPullUp = Enable;
// PORT_Init(LCD_PIN_PORT , LCD_BLK_PIN | LCD_RST_PIN | LCD_DC_PIN | LCD_SCLK_PIN | LCD_MOSI_PIN
// | LCD_CS_PIN, &stcPortInit);
PORT_Init(LCD_PIN_PORT , LCD_BLK_PIN | LCD_RST_PIN | LCD_DC_PIN , &stcPortInit);
PORT_Unlock();
M4_PORT->PSPCR = 0x0Bu;
PORT_Lock();
LCD_BLK_Clr();
}
/******************************************************************************
函數說明：LCD串行數據寫入函數
入口數據：dat 要寫入的串行數據
返回值：無
******************************************************************************/
void LCD_Writ_Bus(u8 dat)
{
// u8 i;
// LCD_DC_Set();
// LCD_CS_Clr();
// for(i=0;i<8;i++)
// {
// if(dat&0x80)
// {
// LCD_MOSI_Set();
// }
// else LCD_MOSI_Clr();
// LCD_SCLK_Clr();
// LCD_SCLK_Set();
// dat<<=1;
// }
//
// LCD_CS_Set();
while (Reset == SPI_GetFlag(SPI_UNIT, SpiFlagSendBufferEmpty))
{}
SPI_SendData8(SPI_UNIT,dat);
}
/******************************************************************************
函數說明：LCD寫入數據
入口數據：dat 寫入的數據
返回值：無
******************************************************************************/
void LCD_WR_DATA8(u8 dat)
{
LCD_DC_Set();
LCD_Writ_Bus(dat);
}
/******************************************************************************
函數說明：LCD寫入數據
入口數據：dat 寫入的數據
返回值：無
******************************************************************************/
void LCD_WR_DATA(u16 dat)
{
LCD_Writ_Bus(dat>>8);
LCD_Writ_Bus(dat);
}
/******************************************************************************
函數說明：LCD寫入命令
入口數據：dat 寫入的命令
返回值：無
******************************************************************************/
void LCD_WR_REG(u8 dat)
{
LCD_DC_Clr();//寫命令
LCD_Writ_Bus(dat);
}
/******************************************************************************
函數說明：設置起始和結束地址
入口數據：x1,x2 設置列的起始和結束地址
y1,y2 設置行的起始和結束地址
返回值：無
******************************************************************************/
void LCD_Address_Set(u16 x1,u16 y1,u16 x2,u16 y2)
{
LCD_WR_REG(0x2a);//列地址設置
LCD_WR_DATA(x1);
LCD_WR_DATA(x2);
LCD_WR_REG(0x2b);//行地址設置
LCD_WR_DATA(y1);
LCD_WR_DATA(y2);
LCD_WR_REG(0x2c);//儲存器寫
}
/******************************************************************************
函數說明：LCD初始化函數
入口數據：無
返回值：無
******************************************************************************/
void LCD_Init(void)
{
if(Chip_Selection==0) //初始化ILI9341
{
LCD_GPIO_Init();//初始化GPIO
LCD_RES_Clr();//復位
Ddl_Delay1ms(50);
LCD_RES_Set();
Ddl_Delay1ms(50);
LCD_BLK_Set();//打開背光
Ddl_Delay1ms(50);
//************* Start Initial Sequence **********//
LCD_WR_REG(0x11); //Sleep out
Ddl_Delay1ms(60); //Delay 60ms
//************* Start Initial Sequence **********//
LCD_WR_REG(0xCF);
LCD_WR_DATA8(0x00);
LCD_WR_DATA8(0xC1);
LCD_WR_DATA8(0X30);
LCD_WR_REG(0xED);
LCD_WR_DATA8(0x64);
LCD_WR_DATA8(0x03);
LCD_WR_DATA8(0X12);
LCD_WR_DATA8(0X81);
LCD_WR_REG(0xE8);
LCD_WR_DATA8(0x85);
LCD_WR_DATA8(0x00);
LCD_WR_DATA8(0x79);
LCD_WR_REG(0xCB);
LCD_WR_DATA8(0x39);
LCD_WR_DATA8(0x2C);
LCD_WR_DATA8(0x00);
LCD_WR_DATA8(0x34);
LCD_WR_DATA8(0x02);
LCD_WR_REG(0xF7);
LCD_WR_DATA8(0x20);
LCD_WR_REG(0xEA);
LCD_WR_DATA8(0x00);
LCD_WR_DATA8(0x00);
LCD_WR_REG(0xC0); //Power control
LCD_WR_DATA8(0x1D); //VRH[5:0]
LCD_WR_REG(0xC1); //Power control
LCD_WR_DATA8(0x12); //SAP[2:0];BT[3:0]
LCD_WR_REG(0xC5); //VCM control
LCD_WR_DATA8(0x33);
LCD_WR_DATA8(0x3F);
LCD_WR_REG(0xC7); //VCM control
LCD_WR_DATA8(0x92);
LCD_WR_REG(0x3A); // Memory Access Control
LCD_WR_DATA8(0x55);
LCD_WR_REG(0x36); // Memory Access Control
if(USE_HORIZONTAL==0)LCD_WR_DATA8(0x08);
else if(USE_HORIZONTAL==1)LCD_WR_DATA8(0xC8);
else if(USE_HORIZONTAL==2)LCD_WR_DATA8(0x78);
else LCD_WR_DATA8(0xA8);
LCD_WR_REG(0xB1);
LCD_WR_DATA8(0x00);
LCD_WR_DATA8(0x12);
LCD_WR_REG(0xB6); // Display Function Control
LCD_WR_DATA8(0x0A);
LCD_WR_DATA8(0xA2);
LCD_WR_REG(0x44);
LCD_WR_DATA8(0x02);
LCD_WR_REG(0xF2); // 3Gamma Function Disable
LCD_WR_DATA8(0x00);
LCD_WR_REG(0x26); //Gamma curve selected
LCD_WR_DATA8(0x01);
LCD_WR_REG(0xE0); //Set Gamma
LCD_WR_DATA8(0x0F);
LCD_WR_DATA8(0x22);
LCD_WR_DATA8(0x1C);
LCD_WR_DATA8(0x1B);
LCD_WR_DATA8(0x08);
LCD_WR_DATA8(0x0F);
LCD_WR_DATA8(0x48);
LCD_WR_DATA8(0xB8);
LCD_WR_DATA8(0x34);
LCD_WR_DATA8(0x05);
LCD_WR_DATA8(0x0C);
LCD_WR_DATA8(0x09);
LCD_WR_DATA8(0x0F);
LCD_WR_DATA8(0x07);
LCD_WR_DATA8(0x00);
LCD_WR_REG(0XE1); //Set Gamma
LCD_WR_DATA8(0x00);
LCD_WR_DATA8(0x23);
LCD_WR_DATA8(0x24);
LCD_WR_DATA8(0x07);
LCD_WR_DATA8(0x10);
LCD_WR_DATA8(0x07);
LCD_WR_DATA8(0x38);
LCD_WR_DATA8(0x47);
LCD_WR_DATA8(0x4B);
LCD_WR_DATA8(0x0A);
LCD_WR_DATA8(0x13);
LCD_WR_DATA8(0x06);
LCD_WR_DATA8(0x30);
LCD_WR_DATA8(0x38);
LCD_WR_DATA8(0x0F);
LCD_WR_REG(0x29); //Display on
}
else //初始化ST7789
{
LCD_GPIO_Init();//初始化GPIO
LCD_RES_Set();//復位
Ddl_Delay1ms(50);
LCD_RES_Clr();
Ddl_Delay1ms(50);
LCD_RES_Set();
Ddl_Delay1ms(50);
LCD_BLK_Set();//打開背光
Ddl_Delay1ms(250);
LCD_WR_REG(0x11);
Ddl_Delay1ms(60);//Delay 20ms
//************* Start Initial Sequence **********//
//------------------------------display and color format setting--------------------------------//
LCD_WR_REG(0X36);// Memory Access Control
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);
//--------------------------------ST7789S Frame rate setting-------------------------
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);
//---------------------------------ST7789S Power setting-----------------------------
LCD_WR_REG(0xbb);
LCD_WR_DATA8(0x1c);
LCD_WR_REG(0xc0);
LCD_WR_DATA8(0x2c);
LCD_WR_REG(0xc2);
LCD_WR_DATA8(0x01);
LCD_WR_REG(0xc3);
LCD_WR_DATA8(0x0b);
LCD_WR_REG(0xc4);
LCD_WR_DATA8(0x20);
LCD_WR_REG(0xc6);
LCD_WR_DATA8(0x0f);
// LCD_WR_REG(0xca);
// LCD_WR_DATA8(0x0f);
// LCD_WR_REG(0xc8);
// LCD_WR_DATA8(0x08);
// LCD_WR_REG(0x55);
// LCD_WR_DATA8(0x90);
LCD_WR_REG(0xd0);
LCD_WR_DATA8(0xa4);
LCD_WR_DATA8(0xa1);
//--------------------------------ST7789S gamma setting------------------------------
LCD_WR_REG(0xe0);
LCD_WR_DATA8(0xd0);
LCD_WR_DATA8(0x00);
LCD_WR_DATA8(0x03);
LCD_WR_DATA8(0x09);
LCD_WR_DATA8(0x13);
LCD_WR_DATA8(0x1c);
LCD_WR_DATA8(0x3a);
LCD_WR_DATA8(0x55);
LCD_WR_DATA8(0x48);
LCD_WR_DATA8(0x18);
LCD_WR_DATA8(0x12);
LCD_WR_DATA8(0x0e);
LCD_WR_DATA8(0x19);
LCD_WR_DATA8(0x1e);
LCD_WR_REG(0xe1);
LCD_WR_DATA8(0xd0);
LCD_WR_DATA8(0x00);
LCD_WR_DATA8(0x03);
LCD_WR_DATA8(0x09);
LCD_WR_DATA8(0x05);
LCD_WR_DATA8(0x25);
LCD_WR_DATA8(0x3a);
LCD_WR_DATA8(0x55);
LCD_WR_DATA8(0x50);
LCD_WR_DATA8(0x3d);
LCD_WR_DATA8(0x1c);
LCD_WR_DATA8(0x1d);
LCD_WR_DATA8(0x1d);
LCD_WR_DATA8(0x1e);
LCD_WR_REG(0x29);
}
}

復制代碼

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