#include "wifi_board.h"
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#include "codecs/es8311_audio_codec.h"
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#include "application.h"
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#include "display/lcd_display.h"
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// #include "display/no_display.h"
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#include "button.h"
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#include "esp_video.h"
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#include "esp_video_init.h"
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#include "esp_cam_sensor_xclk.h"
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#include "esp_lcd_panel_ops.h"
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#include "esp_lcd_mipi_dsi.h"
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#include "esp_ldo_regulator.h"
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#include "esp_lcd_mipi_dsi.h"
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#include "esp_lcd_jd9365.h"
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#include "lcd_init_cmds.h"
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#include "config.h"
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#include <esp_log.h>
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#include <driver/i2c_master.h>
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#include <esp_lvgl_port.h>
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#include "esp_lcd_touch_gt911.h"
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#define TAG "WaveshareEsp32p4nano"
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class CustomBacklight : public Backlight {
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public:
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CustomBacklight(i2c_master_bus_handle_t i2c_handle)
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: Backlight(), i2c_handle_(i2c_handle) {}
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protected:
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i2c_master_bus_handle_t i2c_handle_;
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virtual void SetBrightnessImpl(uint8_t brightness) override {
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uint8_t i2c_address = 0x45; // 7-bit address
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uint8_t reg = 0x96;
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uint8_t data[2] = {reg, brightness};
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i2c_master_dev_handle_t dev_handle;
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i2c_device_config_t dev_cfg = {
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.dev_addr_length = I2C_ADDR_BIT_LEN_7,
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.device_address = i2c_address,
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.scl_speed_hz = 100000,
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};
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esp_err_t err = i2c_master_bus_add_device(i2c_handle_, &dev_cfg, &dev_handle);
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if (err != ESP_OK) {
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ESP_LOGE(TAG, "Failed to add I2C device: %s", esp_err_to_name(err));
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return;
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}
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err = i2c_master_transmit(dev_handle, data, sizeof(data), -1);
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if (err != ESP_OK) {
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ESP_LOGE(TAG, "Failed to transmit brightness: %s", esp_err_to_name(err));
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} else {
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ESP_LOGI(TAG, "Backlight brightness set to %u", brightness);
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}
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// i2c_master_bus_rm_device(dev_handle);
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}
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};
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class WaveshareEsp32p4nano : public WifiBoard {
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private:
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i2c_master_bus_handle_t codec_i2c_bus_;
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Button boot_button_;
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LcdDisplay *display__;
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EspVideo* camera_ = nullptr;
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CustomBacklight *backlight_;
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void InitializeCodecI2c() {
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// Initialize I2C peripheral
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i2c_master_bus_config_t i2c_bus_cfg = {
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.i2c_port = I2C_NUM_1,
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.sda_io_num = AUDIO_CODEC_I2C_SDA_PIN,
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.scl_io_num = AUDIO_CODEC_I2C_SCL_PIN,
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.clk_source = I2C_CLK_SRC_DEFAULT,
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.glitch_ignore_cnt = 7,
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.intr_priority = 0,
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.trans_queue_depth = 0,
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.flags = {
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.enable_internal_pullup = 1,
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},
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};
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ESP_ERROR_CHECK(i2c_new_master_bus(&i2c_bus_cfg, &codec_i2c_bus_));
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}
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static esp_err_t bsp_enable_dsi_phy_power(void) {
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#if MIPI_DSI_PHY_PWR_LDO_CHAN > 0
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// Turn on the power for MIPI DSI PHY, so it can go from "No Power" state to "Shutdown" state
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static esp_ldo_channel_handle_t phy_pwr_chan = NULL;
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esp_ldo_channel_config_t ldo_cfg = {
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.chan_id = MIPI_DSI_PHY_PWR_LDO_CHAN,
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.voltage_mv = MIPI_DSI_PHY_PWR_LDO_VOLTAGE_MV,
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};
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esp_ldo_acquire_channel(&ldo_cfg, &phy_pwr_chan);
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ESP_LOGI(TAG, "MIPI DSI PHY Powered on");
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#endif // BSP_MIPI_DSI_PHY_PWR_LDO_CHAN > 0
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return ESP_OK;
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}
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void InitializeLCD() {
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uint8_t chip_addr = 0x45;
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uint8_t write_cmds[4][2] = {{0x95, 0x11}, {0x95, 0x17}, {0x96, 0x00}, {0x96, 0xFF}};
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i2c_device_config_t i2c_dev_conf = {
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.dev_addr_length = I2C_ADDR_BIT_LEN_7,
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.device_address = chip_addr,
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.scl_speed_hz = 100000,
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};
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i2c_master_dev_handle_t dev_handle = NULL;
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if (i2c_master_bus_add_device(codec_i2c_bus_, &i2c_dev_conf, &dev_handle) == ESP_OK)
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{
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for (uint8_t i = 0; i < 4; i++)
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{
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i2c_master_transmit(dev_handle, write_cmds[i], 2, 50);
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}
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i2c_master_bus_rm_device(dev_handle);
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}
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bsp_enable_dsi_phy_power();
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esp_lcd_panel_io_handle_t io = NULL;
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esp_lcd_panel_handle_t disp_panel = NULL;
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esp_lcd_dsi_bus_handle_t mipi_dsi_bus = NULL;
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esp_lcd_dsi_bus_config_t bus_config = {
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.bus_id = 0,
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.num_data_lanes = 2,
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.lane_bit_rate_mbps = 1500,
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};
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esp_lcd_new_dsi_bus(&bus_config, &mipi_dsi_bus);
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ESP_LOGI(TAG, "Install MIPI DSI LCD control panel");
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// we use DBI interface to send LCD commands and parameters
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esp_lcd_dbi_io_config_t dbi_config = JD9365_PANEL_IO_DBI_CONFIG();
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esp_lcd_new_panel_io_dbi(mipi_dsi_bus, &dbi_config, &io);
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esp_lcd_dpi_panel_config_t dpi_config = {
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.dpi_clk_src = MIPI_DSI_DPI_CLK_SRC_DEFAULT,
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.dpi_clock_freq_mhz = 80,
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.pixel_format = LCD_COLOR_PIXEL_FORMAT_RGB565,
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.num_fbs = 1,
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.video_timing = {
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.h_size = 800,
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.v_size = 1280,
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.hsync_pulse_width = 20,
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.hsync_back_porch = 20,
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.hsync_front_porch = 40,
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.vsync_pulse_width = 10,
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.vsync_back_porch = 4,
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.vsync_front_porch = 30,
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},
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.flags = {
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.use_dma2d = true,
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},
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};
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jd9365_vendor_config_t vendor_config = {
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.init_cmds = lcd_init_cmds,
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.init_cmds_size = sizeof(lcd_init_cmds) / sizeof(lcd_init_cmds[0]),
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.mipi_config = {
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.dsi_bus = mipi_dsi_bus,
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.dpi_config = &dpi_config,
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.lane_num = 2,
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},
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};
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const esp_lcd_panel_dev_config_t lcd_dev_config = {
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.reset_gpio_num = PIN_NUM_LCD_RST,
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.rgb_ele_order = LCD_RGB_ELEMENT_ORDER_RGB,
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.bits_per_pixel = 16,
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.vendor_config = &vendor_config,
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};
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esp_lcd_new_panel_jd9365(io, &lcd_dev_config, &disp_panel);
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esp_lcd_panel_reset(disp_panel);
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esp_lcd_panel_init(disp_panel);
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display__ = new MipiLcdDisplay(io, disp_panel, DISPLAY_WIDTH, DISPLAY_HEIGHT,
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DISPLAY_OFFSET_X, DISPLAY_OFFSET_Y, DISPLAY_MIRROR_X, DISPLAY_MIRROR_Y, DISPLAY_SWAP_XY);
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backlight_ = new CustomBacklight(codec_i2c_bus_);
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backlight_->RestoreBrightness();
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}
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void InitializeTouch()
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{
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esp_lcd_touch_handle_t tp;
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esp_lcd_touch_config_t tp_cfg = {
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.x_max = DISPLAY_WIDTH,
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.y_max = DISPLAY_HEIGHT,
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.rst_gpio_num = GPIO_NUM_NC,
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.int_gpio_num = GPIO_NUM_NC,
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.levels = {
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.reset = 0,
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.interrupt = 0,
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},
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.flags = {
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.swap_xy = 0,
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.mirror_x = 0,
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.mirror_y = 0,
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},
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};
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esp_lcd_panel_io_handle_t tp_io_handle = NULL;
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esp_lcd_panel_io_i2c_config_t tp_io_config = {
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.dev_addr = ESP_LCD_TOUCH_IO_I2C_GT911_ADDRESS,
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.control_phase_bytes = 1,
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.dc_bit_offset = 0,
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.lcd_cmd_bits = 16,
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.flags =
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{
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.disable_control_phase = 1,
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}
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};
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tp_io_config.scl_speed_hz = 100 * 1000;
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ESP_ERROR_CHECK(esp_lcd_new_panel_io_i2c(codec_i2c_bus_, &tp_io_config, &tp_io_handle));
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ESP_LOGI(TAG, "Initialize touch controller");
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ESP_ERROR_CHECK(esp_lcd_touch_new_i2c_gt911(tp_io_handle, &tp_cfg, &tp));
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const lvgl_port_touch_cfg_t touch_cfg = {
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.disp = lv_display_get_default(),
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.handle = tp,
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};
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lvgl_port_add_touch(&touch_cfg);
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ESP_LOGI(TAG, "Touch panel initialized successfully");
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}
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void InitializeCamera() {
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esp_video_init_csi_config_t base_csi_config = {
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.sccb_config = {
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.init_sccb = false,
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.i2c_handle = codec_i2c_bus_,
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.freq = 400000,
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},
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.reset_pin = GPIO_NUM_NC,
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.pwdn_pin = GPIO_NUM_NC,
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};
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esp_video_init_config_t cam_config = {
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.csi = &base_csi_config,
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};
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camera_ = new EspVideo(cam_config);
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}
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void InitializeButtons() {
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boot_button_.OnClick([this]() {
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auto& app = Application::GetInstance();
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// During startup (before connected), pressing BOOT button enters Wi-Fi config mode without reboot
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if (app.GetDeviceState() == kDeviceStateStarting) {
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EnterWifiConfigMode();
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return;
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}
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app.ToggleChatState();
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});
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}
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public:
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WaveshareEsp32p4nano() :
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boot_button_(BOOT_BUTTON_GPIO) {
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InitializeCodecI2c();
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InitializeLCD();
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InitializeTouch();
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InitializeCamera();
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InitializeButtons();
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}
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virtual AudioCodec *GetAudioCodec() override {
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static Es8311AudioCodec audio_codec(codec_i2c_bus_, I2C_NUM_1, AUDIO_INPUT_SAMPLE_RATE, AUDIO_OUTPUT_SAMPLE_RATE,
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AUDIO_I2S_GPIO_MCLK, AUDIO_I2S_GPIO_BCLK, AUDIO_I2S_GPIO_WS, AUDIO_I2S_GPIO_DOUT, AUDIO_I2S_GPIO_DIN,
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AUDIO_CODEC_PA_PIN, AUDIO_CODEC_ES8311_ADDR);
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return &audio_codec;
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}
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virtual Display *GetDisplay() override {
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return display__;
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}
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virtual Camera* GetCamera() override {
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return camera_;
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}
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virtual Backlight *GetBacklight() override {
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return backlight_;
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}
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};
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DECLARE_BOARD(WaveshareEsp32p4nano);
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