tft lcd驱动 gd32 C语言 NV3022B

#include "DataType.h" #include "gd32e23x.h" #include "tftDriver.h" #define RES_PORT GPIOB #define RES_PIN GPIO_PIN_10 #define RS_PORT GPIOB #define RS_PIN GPIO_PIN_11 #define CS_PORT GPIOB #define CS_PIN GPIO_PIN_12 #define LIGHT_PORT GPIOA #define LIGHT_PIN GPIO_PIN_7 #define DC_H gpio_bit_set(RS_PORT, RS_PIN) #define DC_L gpio_bit_reset(RS_PORT, RS_PIN) #define CS_H gpio_bit_set(CS_PORT, CS_PIN) #define CS_L gpio_bit_reset(CS_PORT, CS_PIN) #define WR_DATA 1 #define WR_CMD 0 #define BLACK_COLOR 0 #define FONT_COLOR 0x001F static UINT32 led_direction = 0; typedef enum{ LCD_DIRECTION_HP, LCD_DIRECTION_HN, LCD_DIRECTION_VP, LCD_DIRECTION_VN, }LCD_DIRECTION; // Select SPI OLED: ChipSelect pin low static void tft_select(void) { gpio_bit_reset(GPIOB, GPIO_PIN_12); } static void tft_release(void) { gpio_bit_set(GPIOB, GPIO_PIN_12); } static void tft_select_command(void) { gpio_bit_reset(GPIOB, GPIO_PIN_11); } static void tft_select_data(void) { gpio_bit_set(GPIOB, GPIO_PIN_11); } static UCHAR tft_send_byte(UCHAR byte) { // Loop while DR register in not emplty while(spi_i2s_flag_get(SPI1, I2S_FLAG_TBE) == RESET); // Send byte through the SPI2 peripheral spi_i2s_data_transmit(SPI1, byte); //while(RESET == spi_i2s_flag_get(SPI1,SPI_FLAG_RBNE)); while(RESET == spi_i2s_flag_get(SPI1,SPI_FLAG_TBE));//(SPI1,SPI_FLAG_TRANS)); /* return the byte read from the SPI bus */ //return(spi_i2s_data_receive(SPI1)); } void delay(UINT16 ms) { UINT16 i; while(ms--) { for (i = 0; i < 134; i++); } } static void send_byte(UCHAR byte) { UCHAR i = 0; for(i = 0;i < 8;i++){ gpio_bit_reset(GPIOB, GPIO_PIN_13); delay(1); if(byte & 0x80){ gpio_bit_set(GPIOB, GPIO_PIN_15); }else{ gpio_bit_reset(GPIOB, GPIO_PIN_15); } byte = byte << 1; delay(1); gpio_bit_set(GPIOB, GPIO_PIN_13); delay(1); } delay(1); gpio_bit_reset(GPIOB, GPIO_PIN_13); } #if 1 #define LCD_Write(dc, tdata) \ {\ if (dc) \ { \ DC_H; \ } \ else \ { \ DC_L; \ } \ tft_send_byte(tdata); \ } #else #define LCD_Write(dc, data) \ { \ UCHAR ucRetry = 20; \ if (dc) \ { \ DC_H; \ } \ else \ { \ DC_L; \ } \ SPI_DATA(SPI1) = (UINT32)data; \ while((RESET == spi_i2s_flag_get(SPI1, SPI_FLAG_RBNE))&&(--ucRetry)); \ } #endif void LCD_3022_Open_Light(void) { gpio_bit_set(LIGHT_PORT, LIGHT_PIN); } void LCD_3022_Close_Light(void) { gpio_bit_set(LIGHT_PORT, LIGHT_PIN); } void LCD_3022_Reset(void) { gpio_bit_set(RES_PORT, RES_PIN); delay_1ms(100); gpio_bit_reset(RES_PORT, RES_PIN); delay_1ms(100); gpio_bit_set(RES_PORT, RES_PIN); delay_1ms(20); } void Write_Register(uint8_t tdata) { CS_L; LCD_Write(0,tdata); CS_H; } void Write_Parameter(uint8_t tdata) { CS_L; LCD_Write(1,tdata); CS_H; } void Write_Param(uint8_t reg,uint8_t *pdata,uint8_t len) { uint8_t i = 0; CS_L; DC_L; tft_send_byte(reg); DC_H; for(i=0;i<len;i++){ tft_send_byte(pdata[i]); } CS_H; } void Write_data(uint8_t *pdata,uint16_t len) { uint8_t i = 0; // CS_L; // DC_H; for(i=0;i<len;i++){ tft_send_byte(pdata[i]); } // CS_H; } void address(void) { uint8_t temp[5] = {0}; temp[0] = 0x00; temp[1] = 0x34; temp[2] = 0x00; temp[3] = 186; Write_Param(0x2A,temp,4); temp[0] = 0x00; temp[1] = 0x28; temp[2] = 0x01; temp[3] = 0X17; Write_Param(0x2B,temp,4); Write_Param(0x2C,NULL,0); } void lcd_set_rect(uint16_t x1,uint16_t y1,uint16_t x2,uint16_t y2) { uint8_t buff[5] = {0}; uint16_t temp = 0; uint8_t x_offset = 0; uint8_t y_offset = 0; if((led_direction == 2)||(led_direction == 3)){ y_offset=24;//26; }else{ x_offset=24;//25; } temp = x_offset+y1;//52 buff[0] = temp >> 8; buff[1] = temp & 0xFF; temp = x_offset+y2; buff[2] = temp >> 8; buff[3] = temp & 0xFF; Write_Param(0x2A,buff,4); temp = y_offset+x1; buff[0] = temp >> 8; buff[1] = temp & 0xFF; temp = y_offset+x2; buff[2] = temp >> 8; buff[3] = temp & 0xFF; Write_Param(0x2B,buff,4); Write_Param(0x2C,NULL,0); } void fillcolor(unsigned char dat1,unsigned char dat2) { unsigned char i,j; uint8_t temp[2] = {0}; lcd_set_rect(0,0,LCD_WIDTH,LCD_HEIGHT); temp[0] = dat1; temp[1] = dat2; CS_L; DC_H; for (i=0;i<=LCD_WIDTH;i++){ for (j=0;j<=LCD_HEIGHT;j++){ Write_data(temp,2); } } CS_H; } void lcd_clear_rect(uint16_t x1,uint16_t y1,uint16_t x2,uint16_t y2,uint16_t color) { uint8_t i,j = 0; uint8_t buff[5] = {0}; lcd_set_rect(x1,y1,x2,y2); buff[0] = color>>8; buff[1] = color&0xFF; CS_L; DC_H; for (i=x1;i<=x2;i++){ for (j=y1;j<=y2;j++) { Write_data(buff,2); } } CS_H; } void lcd_clear_screen(uint16_t color) { if((led_direction == LCD_DIRECTION_VP)||(led_direction == LCD_DIRECTION_VN)){ lcd_clear_rect(0,0,LCD_HEIGHT,LCD_WIDTH,color); }else{ lcd_clear_rect(0,0,LCD_WIDTH,LCD_HEIGHT,color); } } void lcd_put_pixel(uint16_t color) { uint8_t buff[2] = {0}; buff[0] = color>>8; buff[1] = color&0xFF; CS_L; DC_H; Write_data(buff,2); CS_H; } void lcd_set_direct(uint8_t dir) { Write_Register(0x36); //MX, MY, RGB mode switch(dir) { case 0: case 4: Write_Parameter(0xC0); //HP led_direction = LCD_DIRECTION_HP; break; case 1: Write_Parameter(0x00); //HN led_direction = LCD_DIRECTION_HN; break; case 2: Write_Parameter(0x60); //VN led_direction = LCD_DIRECTION_VN; break; case 3: Write_Parameter(0xA0); //VP led_direction = LCD_DIRECTION_VP; break; } } extern void ui_draw_string_at(UCHAR *str,UCHAR x,UCHAR y); extern const unsigned char gParamDescript8_16[]; uint16_t x1 = 0,y1=0, x2=0,y2=0; void init_tft(void) { LCD_3022_Reset(); delay_1ms(100); Write_Register(0x11); //Sleep out delay_1ms(100); //Delay 120ms Write_Register(0x36); //MX, MY, RGB mode Write_Parameter(0xC0); //c0 Write_Register(0x3A); //MX, MY, RGB mode Write_Parameter(0x05); //c0 Write_Register(0x21); Write_Register(0xB2); Write_Parameter(0x05); Write_Parameter(0x05); Write_Parameter(0x00); Write_Parameter(0x33); Write_Parameter(0x33); Write_Register(0xB7); Write_Parameter(0x23); Write_Register(0xBB); Write_Parameter(0x22); Write_Register(0xC0); Write_Parameter(0x2C); Write_Register(0xC2); Write_Parameter(0x01); Write_Register(0xC3); Write_Parameter(0x13); Write_Register(0xC4); Write_Parameter(0x20); Write_Register(0xC6); Write_Parameter(0x0F); Write_Register(0xD0); Write_Parameter(0xA4); Write_Parameter(0xA1); Write_Register(0xD6); Write_Parameter(0xA1); Write_Register(0xE0); Write_Parameter(0x70); Write_Parameter(0x06); Write_Parameter(0x0C); Write_Parameter(0x08); Write_Parameter(0x09); Write_Parameter(0x27); Write_Parameter(0x2E); Write_Parameter(0x34); Write_Parameter(0x46); Write_Parameter(0x37); Write_Parameter(0x13); Write_Parameter(0x13); Write_Parameter(0x25); Write_Parameter(0x2A); Write_Register(0xE1);