mirror of
https://github.com/espressif/esp-idf.git
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80 lines
2.9 KiB
C
80 lines
2.9 KiB
C
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/*
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* SPDX-FileCopyrightText: 2024 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include "esp_log.h"
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#include "esp_heap_caps.h"
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#include "esp_lcd_mipi_dsi.h"
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#include "esp_lcd_panel_ops.h"
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#include "esp_lcd_ili9881c.h"
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#include "esp_ldo_regulator.h"
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#include "esp_cache.h"
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#include "example_dsi_init.h"
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#include "example_config.h"
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void example_dsi_resource_alloc(esp_lcd_panel_handle_t *ili9881c_ctrl_panel, esp_lcd_panel_handle_t *mipi_dpi_panel, void **frame_buffer)
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{
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esp_lcd_dsi_bus_handle_t mipi_dsi_bus = NULL;
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esp_lcd_panel_io_handle_t mipi_dbi_io = NULL;
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//---------------DSI resource allocation------------------//
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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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.phy_clk_src = MIPI_DSI_PHY_CLK_SRC_DEFAULT,
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.lane_bit_rate_mbps = 1000, // 1000 Mbps
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};
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ESP_ERROR_CHECK(esp_lcd_new_dsi_bus(&bus_config, &mipi_dsi_bus));
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esp_lcd_dbi_io_config_t dbi_config = {
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.virtual_channel = 0,
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.lcd_cmd_bits = 8,
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.lcd_param_bits = 8,
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};
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ESP_ERROR_CHECK(esp_lcd_new_panel_io_dbi(mipi_dsi_bus, &dbi_config, &mipi_dbi_io));
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esp_lcd_panel_dev_config_t lcd_dev_config = {
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.bits_per_pixel = 16,
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.rgb_ele_order = LCD_RGB_ELEMENT_ORDER_RGB,
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.reset_gpio_num = -1,
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};
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ESP_ERROR_CHECK(esp_lcd_new_panel_ili9881c(mipi_dbi_io, &lcd_dev_config, ili9881c_ctrl_panel));
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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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.virtual_channel = 0,
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.pixel_format = LCD_COLOR_PIXEL_FORMAT_RGB565,
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.video_timing = {
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.h_size = EXAMPLE_MIPI_DSI_IMAGE_HSIZE,
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.v_size = EXAMPLE_MIPI_DSI_IMAGE_VSIZE,
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.hsync_back_porch = EXAMPLE_MIPI_DSI_IMAGE_HBP,
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.hsync_pulse_width = EXAMPLE_MIPI_DSI_IMAGE_HSYNC,
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.hsync_front_porch = EXAMPLE_MIPI_DSI_IMAGE_HFP,
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.vsync_back_porch = EXAMPLE_MIPI_DSI_IMAGE_VBP,
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.vsync_pulse_width = EXAMPLE_MIPI_DSI_IMAGE_VSYNC,
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.vsync_front_porch = EXAMPLE_MIPI_DSI_IMAGE_VFP,
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},
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};
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ESP_ERROR_CHECK(esp_lcd_new_panel_dpi(mipi_dsi_bus, &dpi_config, mipi_dpi_panel));
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ESP_ERROR_CHECK(esp_lcd_dpi_panel_get_frame_buffer(*mipi_dpi_panel, 1, frame_buffer));
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}
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void example_dsi_ili9881c_panel_init(esp_lcd_panel_handle_t ili9881c_ctrl_panel)
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{
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//---------------DSI Panel Init------------------//
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ESP_ERROR_CHECK(esp_lcd_panel_reset(ili9881c_ctrl_panel));
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ESP_ERROR_CHECK(esp_lcd_panel_init(ili9881c_ctrl_panel));
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// turn on display
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ESP_ERROR_CHECK(esp_lcd_panel_disp_on_off(ili9881c_ctrl_panel, true));
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}
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void example_dpi_panel_init(esp_lcd_panel_handle_t mipi_dpi_panel)
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{
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//---------------DPI Panel Init------------------//
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ESP_ERROR_CHECK(esp_lcd_panel_init(mipi_dpi_panel));
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}
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