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use APIs in esp_lcd(idfv5.0) for code_recognition example

idfv5.0
scgan 2023-03-02 12:00:52 +08:00
parent fd4121cdb7
commit cef95e6926
3 changed files with 66 additions and 57 deletions
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7
examples/code_recognition/main/app_main.c
View File

@ -3,6 +3,7 @@
#include <string.h>
#include "esp_log.h"
#include "esp_system.h"
#include "esp_timer.h"
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
#include "app_peripherals.h"
@ -20,8 +21,8 @@ static void decode_task()
#ifdef LCD_CONTROLLER
int USE_LCD = 0;
scr_driver_t g_lcd;
if (ESP_OK == app_lcd_init(&g_lcd))
esp_lcd_panel_handle_t panel_handle = NULL;
if (ESP_OK == app_lcd_init(&panel_handle))
USE_LCD = 1;
#endif
@ -53,7 +54,7 @@ static void decode_task()
#ifdef LCD_CONTROLLER
if(USE_LCD){
g_lcd.draw_bitmap(0, 0, fb->width, fb->height, (uint16_t *)fb->buf);
esp_lcd_panel_draw_bitmap(panel_handle, 0, 0, fb->width, fb->height, (uint16_t *)fb->buf);
}
#endif

85
examples/code_recognition/main/app_peripherals.c
View File

@ -1,7 +1,6 @@
#include "app_peripherals.h"
#include "esp_log.h"
#include "esp_system.h"
#include "st7789.h"
static const char *TAG = "app_peripherals";
@ -81,60 +80,60 @@ esp_err_t app_camera_init()
#ifdef LCD_CONTROLLER
esp_err_t app_lcd_init(scr_driver_t *g_lcd){
static scr_info_t g_lcd_info;
esp_err_t app_lcd_init(esp_lcd_panel_handle_t *panel_handle){
gpio_config_t bk_gpio_config = {
.mode = GPIO_MODE_OUTPUT,
.pin_bit_mask = 1ULL << LCD_BCKL
};
ESP_ERROR_CHECK(gpio_config(&bk_gpio_config));
gpio_set_level(LCD_BCKL, LCD_BK_LIGHT_OFF_LEVEL);
spi_config_t bus_conf = {
.miso_io_num = LCD_MISO,
.mosi_io_num = LCD_MOSI,
spi_bus_config_t bus_conf = {
.sclk_io_num = LCD_SCLK,
.max_transfer_sz = 2 * LCD_WIDTH * LCD_HEIGHT + 10,
.mosi_io_num = LCD_MOSI,
.miso_io_num = LCD_MISO,
.quadwp_io_num = -1,
.quadhd_io_num = -1,
.max_transfer_sz = LCD_H_RES * LCD_V_RES * sizeof(uint16_t),
};
spi_bus_handle_t spi_bus = spi_bus_create(SPI2_HOST, &bus_conf);
ESP_ERROR_CHECK(spi_bus_initialize(SPI2_HOST, &bus_conf, SPI_DMA_CH_AUTO));
scr_interface_spi_config_t spi_lcd_cfg = {
.spi_bus = spi_bus,
.pin_num_cs = LCD_CS,
.pin_num_dc = LCD_DC,
.clk_freq = 40 * 1000000,
.swap_data = 0,
ESP_LOGI(TAG, "Install panel IO");
esp_lcd_panel_io_handle_t io_handle = NULL;
esp_lcd_panel_io_spi_config_t io_config = {
.dc_gpio_num = LCD_DC,
.cs_gpio_num = LCD_CS,
.pclk_hz = LCD_PIXEL_CLOCK_HZ,
.lcd_cmd_bits = LCD_CMD_BITS,
.lcd_param_bits = LCD_PARAM_BITS,
.spi_mode = 0,
.trans_queue_depth = 10,
};
// Attach the LCD to the SPI bus
ESP_ERROR_CHECK(esp_lcd_new_panel_io_spi((esp_lcd_spi_bus_handle_t)SPI2_HOST, &io_config, &io_handle));
scr_interface_driver_t *iface_drv;
scr_interface_create(SCREEN_IFACE_SPI, &spi_lcd_cfg, &iface_drv);
esp_err_t ret = scr_find_driver(LCD_CONTROLLER, g_lcd);
if (ESP_OK != ret)
{
ESP_LOGE(TAG, "screen find failed");
return ESP_FAIL;
}
scr_controller_config_t lcd_cfg = {
.interface_drv = iface_drv,
.pin_num_rst = LCD_RST,
.pin_num_bckl = LCD_BCKL,
.rst_active_level = 0,
.bckl_active_level = 0,
.offset_hor = 0,
.offset_ver = 0,
.width = LCD_WIDTH,
.height = LCD_HEIGHT,
.rotate = LCD_ROTATE,
// ESP_LOGI(TAG, "Install ST7789 panel driver");
esp_lcd_panel_dev_config_t panel_config = {
.reset_gpio_num = LCD_RST,
.rgb_endian = LCD_RGB_ENDIAN_RGB,
.bits_per_pixel = 16,
};
ret = g_lcd->init(&lcd_cfg);
if (ESP_OK != ret)
{
ESP_LOGE(TAG, "screen initialize failed");
return ESP_FAIL;
}
ESP_ERROR_CHECK(esp_lcd_new_panel_st7789(io_handle, &panel_config, panel_handle));
ESP_ERROR_CHECK(esp_lcd_panel_reset(*panel_handle));
ESP_ERROR_CHECK(esp_lcd_panel_init(*panel_handle));
#if CONFIG_CAMERA_MODULE_ESP_S2_KALUGA
lcd_st7789_set_invert(false);
esp_lcd_panel_invert_color(*panel_handle, false);
esp_lcd_panel_mirror(*panel_handle, 1, 0); //mirror_x
esp_lcd_panel_swap_xy(*panel_handle, 1);//swap_xy
#else
esp_lcd_panel_invert_color(*panel_handle, true);// Set inversion for esp32s3eye
#endif
g_lcd->get_info(&g_lcd_info);
ESP_LOGI(TAG, "Screen name:%s | width:%d | height:%d", g_lcd_info.name, g_lcd_info.width, g_lcd_info.height);
// turn on display
esp_lcd_panel_disp_on_off(*panel_handle, true);
gpio_set_level(LCD_BCKL, LCD_BK_LIGHT_ON_LEVEL);
return ESP_OK;
}
#endif

31
examples/code_recognition/main/include/app_peripherals.h
View File

@ -6,7 +6,11 @@
#include "freertos/semphr.h"
#include "esp_camera.h"
#include "screen_driver.h"
#include "driver/spi_master.h"
#include "driver/gpio.h"
#include "esp_lcd_panel_io.h"
#include "esp_lcd_panel_vendor.h"
#include "esp_lcd_panel_ops.h"
// camera pins
@ -195,7 +199,7 @@
#define CAMERA_PIN_PCLK CONFIG_CAMERA_PIN_PCLK
#endif
#define XCLK_FREQ_HZ 20000000
#define XCLK_FREQ_HZ 15000000
#define CAMERA_PIXFORMAT PIXFORMAT_RGB565
#define CAMERA_FRAME_SIZE FRAMESIZE_240X240
#define CAMERA_FB_COUNT 2
@ -213,10 +217,13 @@
#define LCD_DC 43
#define LCD_RST -1
#define LCD_BCKL 48
#define LCD_WIDTH 240
#define LCD_HEIGHT 240
#define LCD_ROTATE 0
#define LCD_CMD_BITS 8
#define LCD_PARAM_BITS 8
#define LCD_PIXEL_CLOCK_HZ (40 * 1000 * 1000)
#define LCD_BK_LIGHT_ON_LEVEL 0
#define LCD_BK_LIGHT_OFF_LEVEL !LCD_BK_LIGHT_ON_LEVEL
#define LCD_H_RES 240
#define LCD_V_RES 240
#elif CONFIG_CAMERA_MODULE_ESP_S2_KALUGA
#define LCD_CONTROLLER SCREEN_CONTROLLER_ST7789
@ -227,11 +234,13 @@
#define LCD_DC 13
#define LCD_RST 16
#define LCD_BCKL 6
// LCD display width and height
#define LCD_WIDTH 240
#define LCD_HEIGHT 320
#define LCD_ROTATE SCR_SWAP_XY|SCR_MIRROR_X
#define LCD_CMD_BITS 8
#define LCD_PARAM_BITS 8
#define LCD_PIXEL_CLOCK_HZ (40 * 1000 * 1000)
#define LCD_BK_LIGHT_ON_LEVEL 0
#define LCD_BK_LIGHT_OFF_LEVEL !LCD_BK_LIGHT_ON_LEVEL
#define LCD_H_RES 240
#define LCD_V_RES 320
#endif