diff --git a/espidfcode/main/lcd.c b/espidfcode/main/lcd.c new file mode 100644 index 0000000..06fba14 --- /dev/null +++ b/espidfcode/main/lcd.c @@ -0,0 +1,155 @@ +#include "lcd.h" + + +static const char *TAG = "LCD"; + +/****************************************************************************** + 函数说明：设置起始和结束地址 + 入口数据：x1,x2 设置列的起始和结束地址 + y1,y2 设置行的起始和结束地址 + 返回值： 无 +******************************************************************************/ +void LCD_Address_Set(uint16_t x1,uint16_t y1,uint16_t x2,uint16_t y2) +{ + +#if USE_HORIZONTAL==0 + lcd_spi_reg(0x2a);//列地址设置 + lcd_spi_write8(x1); + lcd_spi_write8(x2); + lcd_spi_reg(0x2b);//行地址设置 + lcd_spi_write8(y1); + lcd_spi_write8(y2); + lcd_spi_reg(0x2c);//储存器写 + #elif USE_HORIZONTAL==1 + lcd_spi_reg(0x2a);//列地址设置 + lcd_spi_write8(x1); + lcd_spi_write8(x2); + lcd_spi_reg(0x2b);//行地址设置 + lcd_spi_write8(y1+80); + lcd_spi_write8(y2+80); + lcd_spi_reg(0x2c);//储存器写 + #elif USE_HORIZONTAL==2 + lcd_spi_reg(0x2a);//列地址设置 + lcd_spi_write8(x1); + lcd_spi_write8(x2); + lcd_spi_reg(0x2b);//行地址设置 + lcd_spi_write8(y1); + lcd_spi_write8(y2); + lcd_spi_reg(0x2c);//储存器写 + #elif USE_HORIZONTAL==3 + lcd_spi_reg(0x2a);//列地址设置 + lcd_spi_write8(x1+80); + lcd_spi_write8(x2+80); + lcd_spi_reg(0x2b);//行地址设置 + lcd_spi_write8(y1); + lcd_spi_write8(y2); + lcd_spi_reg(0x2c);//储存器写 + +#endif + + +} + + +void lcd_init(){ +ESP_LOGI(TAG,"等待初始化LCD"); +vTaskDelay(25); // +ESP_LOGI(TAG,"初始化LCD"); +lcd_spi_reg(0x36); +if(USE_HORIZONTAL==0)lcd_spi_write8(0x00); +else if(USE_HORIZONTAL==1)lcd_spi_write8(0xC0); +else if(USE_HORIZONTAL==2)lcd_spi_write8(0x70); +else lcd_spi_write8(0xA0); + +lcd_spi_reg(0x3A); +lcd_spi_write8(0x05); + +lcd_spi_reg(0xB2); +lcd_spi_write8(0x0C); +lcd_spi_write8(0x0C); +lcd_spi_write8(0x00); +lcd_spi_write8(0x33); +lcd_spi_write8(0x33); + +lcd_spi_reg(0xB7); +lcd_spi_write8(0x35); + +lcd_spi_reg(0xBB); +lcd_spi_write8(0x19); + +lcd_spi_reg(0xC0); +lcd_spi_write8(0x2C); + +lcd_spi_reg(0xC2); +lcd_spi_write8(0x01); + +lcd_spi_reg(0xC3); +lcd_spi_write8(0x12); + +lcd_spi_reg(0xC4); +lcd_spi_write8(0x20); + +lcd_spi_reg(0xC6); +lcd_spi_write8(0x0F); + +lcd_spi_reg(0xD0); +lcd_spi_write8(0xA4); +lcd_spi_write8(0xA1); + +lcd_spi_reg(0xE0); +lcd_spi_write8(0xD0); +lcd_spi_write8(0x04); +lcd_spi_write8(0x0D); +lcd_spi_write8(0x11); +lcd_spi_write8(0x13); +lcd_spi_write8(0x2B); +lcd_spi_write8(0x3F); +lcd_spi_write8(0x54); +lcd_spi_write8(0x4C); +lcd_spi_write8(0x18); +lcd_spi_write8(0x0D); +lcd_spi_write8(0x0B); +lcd_spi_write8(0x1F); +lcd_spi_write8(0x23); + +lcd_spi_reg(0xE1); +lcd_spi_write8(0xD0); +lcd_spi_write8(0x04); +lcd_spi_write8(0x0C); +lcd_spi_write8(0x11); +lcd_spi_write8(0x13); +lcd_spi_write8(0x2C); +lcd_spi_write8(0x3F); +lcd_spi_write8(0x44); +lcd_spi_write8(0x51); +lcd_spi_write8(0x2F); +lcd_spi_write8(0x1F); +lcd_spi_write8(0x1F); +lcd_spi_write8(0x20); +lcd_spi_write8(0x23); + +lcd_spi_reg(0x21); + +lcd_spi_reg(0x11); +vTaskDelay(12); + +lcd_spi_reg(0x29); + +ESP_LOGI(TAG,"初始化LCD完成"); + +} + + +void LCD_Clear(uint16_t Color) +{ + uint16_t i,j; + LCD_Address_Set(0,0,LCD_WW-1,LCD_HH-1); + for(i=0;i +#include +#include "esp_log.h" +#include "spi.h" + +#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_WW 240 +#define LCD_HH 320 + +void LCD_Address_Set(uint16_t x1,uint16_t y1,uint16_t x2,uint16_t y2); +void lcd_init(); + +void LCD_Clear(uint16_t Color); + +#endif \ No newline at end of file diff --git a/espidfcode/main/spi.c b/espidfcode/main/spi.c index 023c5de..4de0573 100644 --- a/espidfcode/main/spi.c +++ b/espidfcode/main/spi.c @@ -1,15 +1,8 @@ #include "spi.h" -#include "driver/spi_master.h" -#include "esp_log.h" -#define VSPI_MISO -1 //接收引脚不使用，仅发送 -#define VSPI_MOSI 3 -#define VSPI_SCLK 2 -#define LCD_CS 7 -#define LCD_DS 6 static const char *TAG = "SPI_2"; @@ -17,6 +10,39 @@ spi_device_handle_t lcd_spi; void spi_init() { + + ESP_LOGI(TAG, "配置GPIO"); + + // 1. 配置GPIO + gpio_config_t io_conf = { + .pin_bit_mask = (1ULL << LCD_DS), // LCD_DS + .mode = GPIO_MODE_OUTPUT, // 输出模式 + .pull_up_en = GPIO_PULLUP_DISABLE, // + .pull_down_en = GPIO_PULLDOWN_DISABLE, // + .intr_type = GPIO_INTR_DISABLE // 禁用中断 + }; + + // 2. 应用配置 + gpio_config(&io_conf); + + // io_conf.pin_bit_mask=LCD_CS; + // gpio_config(&io_conf); + + // io_conf.pin_bit_mask=VSPI_SCLK; + // gpio_config(&io_conf); + + // io_conf.pin_bit_mask=VSPI_MOSI; + // gpio_config(&io_conf); + + // 3. 设置初始电平 + gpio_set_level(LCD_DS, 0); // 输出低电平 + // gpio_set_level(LCD_CS,0); + // gpio_set_level(VSPI_SCLK,0); + // gpio_set_level(VSPI_MOSI,0); + + + ESP_LOGI(TAG, "配置GPIO完成"); + ESP_LOGI(TAG,"初始化SPI IO总线"); esp_err_t ret; @@ -31,7 +57,7 @@ void spi_init() }; // 2. 初始化 SPI 总线 - ret = spi_bus_initialize(SPI2_HOST, &buscfg, SPI_DMA_CH_AUTO); + ret = spi_bus_initialize(SPI2_HOST, &buscfg,SPI_DMA_DISABLED ); if (ret != ESP_OK) { ESP_LOGE(TAG, "SPI2 IO总线初始化失败"); return; @@ -43,11 +69,11 @@ void spi_init() spi_device_interface_config_t devcfg = { .mode = 0, // SPI 模式 0 - .clock_speed_hz = 80 * 1000 * 1000, // + .clock_speed_hz = 40 * 1000 * 1000, // .spics_io_num = LCD_CS, .queue_size = 7, // 队列深度 - .command_bits = 8, // 命令 8 位 - .address_bits = 8, + .flags = 0, // 可选标志 + }; ret = spi_bus_add_device(SPI2_HOST, &devcfg, &lcd_spi); @@ -56,7 +82,61 @@ void spi_init() return; } + + } +// SPI 写数据 +esp_err_t lcd_spi_write8(uint8_t data) { + spi_transaction_t trans = { + .length = 8, // 数据位数 + .tx_buffer = &data, // 发送缓冲区 + .rx_buffer = NULL, // 不接收 + }; + + return spi_device_transmit(lcd_spi, &trans); +} +// SPI 写数据 +esp_err_t lcd_spi_write16(uint16_t data) { + spi_transaction_t trans = { + .length = 16, // 数据位数 + .tx_buffer = &data, // 发送缓冲区 + .rx_buffer = NULL, // 不接收 + }; + + return spi_device_transmit(lcd_spi, &trans); +} +// SPI 写命令 +esp_err_t lcd_spi_reg(uint8_t data) { + esp_err_t err; + gpio_set_level(LCD_DS, 0); + err=lcd_spi_write8(data); + gpio_set_level(LCD_DS, 1); + + if (err != ESP_OK) { + ESP_LOGE(TAG, "命令发送失败"); + + } + return err; +} + +void lcd_ds_test() +{ + esp_err_t err; + static uint8_t this_flag=0; + if(this_flag) + { + this_flag=0; + err=gpio_set_level(LCD_DS, 0); + }else{ + this_flag=1; + err=gpio_set_level(LCD_DS, 1); + } + + if (err != ESP_OK) { + ESP_LOGE(TAG, "GPIO失败"); + + } +} \ No newline at end of file diff --git a/espidfcode/main/spi.h b/espidfcode/main/spi.h index c01e258..c939704 100644 --- a/espidfcode/main/spi.h +++ b/espidfcode/main/spi.h @@ -1,6 +1,32 @@ #ifndef SPI_H #define SPI_H +#include +#include +#include "driver/gpio.h" +#include "driver/spi_master.h" +#include "esp_log.h" +#include "esp_system.h" + +#define VSPI_MISO -1 //接收引脚不使用，仅发送 +#define VSPI_MOSI 3 +#define VSPI_SCLK 2 + +#define LCD_CS 7 +#define LCD_DS 6 + void spi_init(); + +// SPI 写数据 +esp_err_t lcd_spi_write8(uint8_t data); + +// SPI 写数据 +esp_err_t lcd_spi_write16(uint16_t data); + +// SPI 写命令 +esp_err_t lcd_spi_reg(uint8_t data); + +void lcd_ds_test(); + #endif /* SPI_H */ \ No newline at end of file diff --git a/espidfcode/main/the_main.c b/espidfcode/main/the_main.c index 573950b..0a836c5 100644 --- a/espidfcode/main/the_main.c +++ b/espidfcode/main/the_main.c @@ -16,6 +16,8 @@ #include "spi.h" +#include "lcd.h" + static const char *TAG = "SYS"; void app_main(void) @@ -50,9 +52,13 @@ void app_main(void) ESP_LOGI(TAG,"复位原因: %d\n", esp_reset_reason()); spi_init(); + lcd_init(); + LCD_Clear(0x1234); while(1){ + //LCD_Clear(rand()); + // lcd_ds_test(); vTaskDelay(1); // 必须让出CPU } diff --git a/lichuang_pcb/debug.log b/lichuang_pcb/debug.log index b8695ad..fa3d26d 100644 --- a/lichuang_pcb/debug.log +++ b/lichuang_pcb/debug.log @@ -1,2 +1,3 @@ [1217/195831.250:ERROR:gpu\command_buffer\service\shared_image\shared_image_manager.cc:401] SharedImageManager::ProduceSkia: Trying to Produce a Skia representation from a non-existent mailbox. [1230/230046.279:ERROR:ui\gl\direct_composition_support.cc:615] AMD VideoProcessorGetOutputExtension failed: The parameter is incorrect. (0x80070057) +[1231/002815.642:ERROR:ui\gl\direct_composition_support.cc:615] AMD VideoProcessorGetOutputExtension failed: The parameter is incorrect. (0x80070057) diff --git a/lichuang_pcb/lichuang_eda.eprj2 b/lichuang_pcb/lichuang_eda.eprj2 index 307314a..8e08f3a 100644 Binary files a/lichuang_pcb/lichuang_eda.eprj2 and b/lichuang_pcb/lichuang_eda.eprj2 differ