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spi_lcd: test spi lcd io can transfer color data to a fixed window region

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also test the io tx_param and tx_color can skip the command phase
This commit is contained in:
morris 2023-04-12 15:48:18 +08:00
parent 7a716377a3
commit 2b461df8a8
1 changed files with 72 additions and 1 deletions
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73
components/esp_lcd/test_apps/spi_lcd/main/test_spi_lcd_panel.c
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@ -6,12 +6,15 @@
#include <stdio.h>
#include <string.h>
#include "sdkconfig.h"
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
#include "unity.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"
#include "esp_lcd_panel_commands.h"
#include "esp_random.h"
#include "soc/soc_caps.h"
#include "test_spi_board.h"
@ -35,7 +38,7 @@ void test_spi_lcd_common_initialize(esp_lcd_panel_io_handle_t *io_handle, esp_lc
.miso_io_num = -1,
.quadwp_io_num = -1,
.quadhd_io_num = -1,
.max_transfer_sz = TEST_LCD_H_RES * TEST_LCD_V_RES * sizeof(uint16_t)
.max_transfer_sz = 100 * 100 * sizeof(uint16_t),
};
#if SOC_SPI_SUPPORT_OCT
if (oct_mode) {
@ -189,3 +192,71 @@ TEST_CASE("lcd_panel_with_1-line_spi_interface_(st7789)", "[lcd]")
TEST_ESP_OK(esp_lcd_new_panel_st7789(io_handle, &panel_config, &panel_handle));
lcd_panel_test(io_handle, panel_handle);
}
TEST_CASE("spi_lcd_send_colors_to_fixed_region", "[lcd]")
{
int x_start = 100;
int y_start = 100;
int x_end = 200;
int y_end = 200;
size_t color_size = (x_end - x_start) * (y_end - y_start) * 2;
void *color_data = malloc(color_size);
TEST_ASSERT_NOT_NULL(color_data);
uint8_t color_byte = esp_random() & 0xFF;
memset(color_data, color_byte, color_size);
esp_lcd_panel_io_handle_t io_handle = NULL;
esp_lcd_panel_handle_t panel_handle = NULL;
test_spi_lcd_common_initialize(&io_handle, NULL, NULL, 8, 8, false);
// we don't use the panel handle in this test, creating the panel just for a quick initialization
esp_lcd_panel_dev_config_t panel_config = {
.reset_gpio_num = TEST_LCD_RST_GPIO,
.rgb_endian = LCD_RGB_ENDIAN_RGB,
.bits_per_pixel = 16,
};
TEST_ESP_OK(esp_lcd_new_panel_st7789(io_handle, &panel_config, &panel_handle));
esp_lcd_panel_reset(panel_handle);
esp_lcd_panel_init(panel_handle);
esp_lcd_panel_invert_color(panel_handle, true);
// the gap is LCD panel specific, even panels with the same driver IC, can have different gap value
esp_lcd_panel_set_gap(panel_handle, 0, 20);
// turn on display
esp_lcd_panel_disp_on_off(panel_handle, true);
// turn on backlight
gpio_set_level(TEST_LCD_BK_LIGHT_GPIO, 1);
printf("set the flush window for only once\r\n");
esp_lcd_panel_io_tx_param(io_handle, LCD_CMD_CASET, (uint8_t[]) {
(x_start >> 8) & 0xFF,
x_start & 0xFF,
((x_end - 1) >> 8) & 0xFF,
(x_end - 1) & 0xFF,
}, 4);
esp_lcd_panel_io_tx_param(io_handle, LCD_CMD_RASET, (uint8_t[]) {
(y_start >> 8) & 0xFF,
y_start & 0xFF,
((y_end - 1) >> 8) & 0xFF,
(y_end - 1) & 0xFF,
}, 4);
esp_lcd_panel_io_tx_param(io_handle, LCD_CMD_RAMWR, NULL, 0);
printf("send colors to the fixed region in multiple steps\r\n");
const int steps = 10;
int color_size_per_step = color_size / steps;
for (int i = 0; i < steps; i++) {
TEST_ESP_OK(esp_lcd_panel_io_tx_color(io_handle, -1, color_data + i * color_size_per_step, color_size_per_step));
}
vTaskDelay(pdMS_TO_TICKS(1000));
// change to another color
color_byte = esp_random() & 0xFF;
memset(color_data, color_byte, color_size);
for (int i = 0; i < steps; i++) {
TEST_ESP_OK(esp_lcd_panel_io_tx_color(io_handle, -1, color_data + i * color_size_per_step, color_size_per_step));
}
TEST_ESP_OK(esp_lcd_panel_del(panel_handle));
TEST_ESP_OK(esp_lcd_panel_io_del(io_handle));
TEST_ESP_OK(spi_bus_free(TEST_SPI_HOST_ID));
free(color_data);
}