kopia lustrzana https://github.com/espressif/esp-idf
253 wiersze
9.4 KiB
C
253 wiersze
9.4 KiB
C
#include <stdio.h>
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#include <string.h>
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#include "sdkconfig.h"
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#include "freertos/FreeRTOS.h"
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#include "freertos/task.h"
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#include "unity.h"
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#include "test_utils.h"
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#include "driver/spi_master.h"
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#include "driver/gpio.h"
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#include "esp_lcd_panel_io.h"
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#include "esp_lcd_panel_vendor.h"
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#include "esp_lcd_panel_ops.h"
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#include "esp_system.h"
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#include "esp_lcd_panel_commands.h"
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#include "soc/soc_caps.h"
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#include "test_spi_board.h"
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#define TEST_SPI_HOST_ID (1)
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#define TEST_LCD_PIXEL_CLOCK_HZ (20 * 1000 * 1000) // 20MHz
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static void lcd_initialize_spi(esp_lcd_panel_io_handle_t *io_handle, esp_lcd_panel_io_color_trans_done_cb_t on_color_trans_done, void *user_ctx, int cmd_bits, int param_bits, bool oct_mode)
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{
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gpio_config_t bk_gpio_config = {
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.mode = GPIO_MODE_OUTPUT,
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.pin_bit_mask = 1ULL << TEST_LCD_BK_LIGHT_GPIO
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};
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TEST_ESP_OK(gpio_config(&bk_gpio_config));
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spi_bus_config_t buscfg = {
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.sclk_io_num = TEST_LCD_PCLK_GPIO,
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.mosi_io_num = TEST_LCD_DATA0_GPIO,
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.miso_io_num = -1,
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.quadwp_io_num = -1,
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.quadhd_io_num = -1,
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.max_transfer_sz = 100 * 100 * sizeof(uint16_t),
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};
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if (oct_mode) {
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buscfg.data1_io_num = TEST_LCD_DATA1_GPIO;
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buscfg.data2_io_num = TEST_LCD_DATA2_GPIO;
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buscfg.data3_io_num = TEST_LCD_DATA3_GPIO;
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buscfg.data4_io_num = TEST_LCD_DATA4_GPIO;
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buscfg.data5_io_num = TEST_LCD_DATA5_GPIO;
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buscfg.data6_io_num = TEST_LCD_DATA6_GPIO;
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buscfg.data7_io_num = TEST_LCD_DATA7_GPIO;
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buscfg.flags = SPICOMMON_BUSFLAG_OCTAL;
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}
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TEST_ESP_OK(spi_bus_initialize(TEST_SPI_HOST_ID, &buscfg, SPI_DMA_CH_AUTO));
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esp_lcd_panel_io_spi_config_t io_config = {
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.dc_gpio_num = TEST_LCD_DC_GPIO,
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.cs_gpio_num = TEST_LCD_CS_GPIO,
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.pclk_hz = TEST_LCD_PIXEL_CLOCK_HZ,
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.spi_mode = 0,
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.trans_queue_depth = 10,
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.lcd_cmd_bits = cmd_bits,
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.lcd_param_bits = param_bits,
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.on_color_trans_done = on_color_trans_done,
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.user_ctx = user_ctx
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};
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if (oct_mode) {
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io_config.flags.octal_mode = 1;
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io_config.spi_mode = 3;
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}
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TEST_ESP_OK(esp_lcd_new_panel_io_spi((esp_lcd_spi_bus_handle_t)TEST_SPI_HOST_ID, &io_config, io_handle));
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}
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#define TEST_IMG_SIZE (200 * 200 * sizeof(uint16_t))
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static void lcd_panel_test(esp_lcd_panel_io_handle_t io_handle, esp_lcd_panel_handle_t panel_handle)
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{
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uint8_t *img = heap_caps_malloc(TEST_IMG_SIZE, MALLOC_CAP_DMA);
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TEST_ASSERT_NOT_NULL(img);
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// turn off backlight
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gpio_set_level(TEST_LCD_BK_LIGHT_GPIO, 0);
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esp_lcd_panel_reset(panel_handle);
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esp_lcd_panel_init(panel_handle);
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esp_lcd_panel_invert_color(panel_handle, true);
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// the gap is LCD panel specific, even panels with the same driver IC, can have different gap value
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esp_lcd_panel_set_gap(panel_handle, 0, 20);
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// turn on backlight
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gpio_set_level(TEST_LCD_BK_LIGHT_GPIO, 1);
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for (int i = 0; i < 200; i++) {
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uint8_t color_byte = esp_random() & 0xFF;
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int x_start = esp_random() % (TEST_LCD_H_RES - 200);
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int y_start = esp_random() % (TEST_LCD_V_RES - 200);
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memset(img, color_byte, TEST_IMG_SIZE);
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esp_lcd_panel_draw_bitmap(panel_handle, x_start, y_start, x_start + 200, y_start + 200, img);
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}
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// turn off screen
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esp_lcd_panel_disp_off(panel_handle, true);
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TEST_ESP_OK(esp_lcd_panel_del(panel_handle));
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TEST_ESP_OK(esp_lcd_panel_io_del(io_handle));
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TEST_ESP_OK(spi_bus_free(TEST_SPI_HOST_ID));
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TEST_ESP_OK(gpio_reset_pin(TEST_LCD_BK_LIGHT_GPIO));
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free(img);
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}
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TEST_CASE("lcd panel spi io test", "[lcd]")
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{
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esp_lcd_panel_io_handle_t io_handle = NULL;
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lcd_initialize_spi(&io_handle, NULL, NULL, 8, 8, false);
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esp_lcd_panel_io_tx_param(io_handle, 0x1A, NULL, 0);
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esp_lcd_panel_io_tx_param(io_handle, 0x1B, (uint8_t[]) {
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0x11, 0x22, 0x33
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}, 3);
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esp_lcd_panel_io_tx_param(io_handle, 0x1C, NULL, 0);
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TEST_ESP_OK(esp_lcd_panel_io_del(io_handle));
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TEST_ESP_OK(spi_bus_free(TEST_SPI_HOST_ID));
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lcd_initialize_spi(&io_handle, NULL, NULL, 16, 16, false);
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esp_lcd_panel_io_tx_param(io_handle, 0x1A01, NULL, 0);
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esp_lcd_panel_io_tx_param(io_handle, 0x1B02, (uint16_t[]) {
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0x11, 0x22, 0x33
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}, 6);
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esp_lcd_panel_io_tx_param(io_handle, 0x1C03, NULL, 0);
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TEST_ESP_OK(esp_lcd_panel_io_del(io_handle));
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TEST_ESP_OK(spi_bus_free(TEST_SPI_HOST_ID));
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#if SOC_SPI_SUPPORT_OCT
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lcd_initialize_spi(&io_handle, NULL, NULL, 8, 8, true);
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esp_lcd_panel_io_tx_param(io_handle, 0x1A, NULL, 0);
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esp_lcd_panel_io_tx_param(io_handle, 0x1B, (uint8_t[]) {
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0x11, 0x22, 0x33
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}, 3);
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esp_lcd_panel_io_tx_param(io_handle, 0x1C, NULL, 0);
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TEST_ESP_OK(esp_lcd_panel_io_del(io_handle));
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TEST_ESP_OK(spi_bus_free(TEST_SPI_HOST_ID));
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lcd_initialize_spi(&io_handle, NULL, NULL, 16, 16, true);
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esp_lcd_panel_io_tx_param(io_handle, 0x1A01, NULL, 0);
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esp_lcd_panel_io_tx_param(io_handle, 0x1B02, (uint16_t[]) {
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0x11, 0x22, 0x33
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}, 6);
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esp_lcd_panel_io_tx_param(io_handle, 0x1C03, NULL, 0);
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TEST_ESP_OK(esp_lcd_panel_io_del(io_handle));
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TEST_ESP_OK(spi_bus_free(TEST_SPI_HOST_ID));
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#endif // SOC_SPI_SUPPORT_OCT
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}
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#if SOC_SPI_SUPPORT_OCT
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TEST_CASE("lcd panel with 8-line spi interface (st7789)", "[lcd]")
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{
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esp_lcd_panel_io_handle_t io_handle = NULL;
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esp_lcd_panel_handle_t panel_handle = NULL;
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lcd_initialize_spi(&io_handle, NULL, NULL, 8, 8, true);
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esp_lcd_panel_dev_config_t panel_config = {
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.reset_gpio_num = TEST_LCD_RST_GPIO,
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.color_space = ESP_LCD_COLOR_SPACE_RGB,
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.bits_per_pixel = 16,
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};
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TEST_ESP_OK(esp_lcd_new_panel_st7789(io_handle, &panel_config, &panel_handle));
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lcd_panel_test(io_handle, panel_handle);
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}
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TEST_CASE("lcd panel with 8-line spi interface (nt35510)", "[lcd]")
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{
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esp_lcd_panel_io_handle_t io_handle = NULL;
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esp_lcd_panel_handle_t panel_handle = NULL;
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lcd_initialize_spi(&io_handle, NULL, NULL, 16, 16, true);
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esp_lcd_panel_dev_config_t panel_config = {
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.reset_gpio_num = TEST_LCD_RST_GPIO,
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.color_space = ESP_LCD_COLOR_SPACE_RGB,
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.bits_per_pixel = 16,
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};
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TEST_ESP_OK(esp_lcd_new_panel_nt35510(io_handle, &panel_config, &panel_handle));
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lcd_panel_test(io_handle, panel_handle);
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}
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#endif // SOC_SPI_SUPPORT_OCT
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TEST_CASE("lcd panel with 1-line spi interface (st7789)", "[lcd]")
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{
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esp_lcd_panel_io_handle_t io_handle = NULL;
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esp_lcd_panel_handle_t panel_handle = NULL;
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lcd_initialize_spi(&io_handle, NULL, NULL, 8, 8, false);
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esp_lcd_panel_dev_config_t panel_config = {
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.reset_gpio_num = TEST_LCD_RST_GPIO,
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.color_space = ESP_LCD_COLOR_SPACE_RGB,
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.bits_per_pixel = 16,
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};
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TEST_ESP_OK(esp_lcd_new_panel_st7789(io_handle, &panel_config, &panel_handle));
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lcd_panel_test(io_handle, panel_handle);
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}
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TEST_CASE("spi_lcd_send_colors_to_fixed_region", "[lcd]")
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{
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int x_start = 100;
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int y_start = 100;
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int x_end = 200;
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int y_end = 200;
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size_t color_size = (x_end - x_start) * (y_end - y_start) * 2;
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void *color_data = malloc(color_size);
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TEST_ASSERT_NOT_NULL(color_data);
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uint8_t color_byte = esp_random() & 0xFF;
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memset(color_data, color_byte, color_size);
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esp_lcd_panel_io_handle_t io_handle = NULL;
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esp_lcd_panel_handle_t panel_handle = NULL;
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lcd_initialize_spi(&io_handle, NULL, NULL, 8, 8, false);
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// we don't use the panel handle in this test, creating the panel just for a quick initialization
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esp_lcd_panel_dev_config_t panel_config = {
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.reset_gpio_num = TEST_LCD_RST_GPIO,
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.color_space = ESP_LCD_COLOR_SPACE_RGB,
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.bits_per_pixel = 16,
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};
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TEST_ESP_OK(esp_lcd_new_panel_st7789(io_handle, &panel_config, &panel_handle));
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esp_lcd_panel_reset(panel_handle);
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esp_lcd_panel_init(panel_handle);
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esp_lcd_panel_invert_color(panel_handle, true);
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// the gap is LCD panel specific, even panels with the same driver IC, can have different gap value
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esp_lcd_panel_set_gap(panel_handle, 0, 20);
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// turn on display
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esp_lcd_panel_disp_on_off(panel_handle, true);
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// turn on backlight
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gpio_set_level(TEST_LCD_BK_LIGHT_GPIO, 1);
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printf("set the flush window for only once\r\n");
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esp_lcd_panel_io_tx_param(io_handle, LCD_CMD_CASET, (uint8_t[]) {
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(x_start >> 8) & 0xFF,
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x_start & 0xFF,
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((x_end - 1) >> 8) & 0xFF,
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(x_end - 1) & 0xFF,
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}, 4);
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esp_lcd_panel_io_tx_param(io_handle, LCD_CMD_RASET, (uint8_t[]) {
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(y_start >> 8) & 0xFF,
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y_start & 0xFF,
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((y_end - 1) >> 8) & 0xFF,
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(y_end - 1) & 0xFF,
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}, 4);
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esp_lcd_panel_io_tx_param(io_handle, LCD_CMD_RAMWR, NULL, 0);
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printf("send colors to the fixed region in multiple steps\r\n");
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const int steps = 10;
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int color_size_per_step = color_size / steps;
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for (int i = 0; i < steps; i++) {
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TEST_ESP_OK(esp_lcd_panel_io_tx_color(io_handle, -1, color_data + i * color_size_per_step, color_size_per_step));
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}
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vTaskDelay(pdMS_TO_TICKS(1000));
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// change to another color
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color_byte = esp_random() & 0xFF;
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memset(color_data, color_byte, color_size);
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for (int i = 0; i < steps; i++) {
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TEST_ESP_OK(esp_lcd_panel_io_tx_color(io_handle, -1, color_data + i * color_size_per_step, color_size_per_step));
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}
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TEST_ESP_OK(esp_lcd_panel_del(panel_handle));
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TEST_ESP_OK(esp_lcd_panel_io_del(io_handle));
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TEST_ESP_OK(spi_bus_free(TEST_SPI_HOST_ID));
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free(color_data);
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}
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