alex/esp-idf
alex/esp-idf
1
0
Fork 0
mirror of https://github.com/espressif/esp-idf.git synced 2024-10-05 20:47:46 -04:00
Code Issues Actions 2 Packages Projects Releases Wiki Activity

lcd: Add SH1107 controller into I2C oled example.

Browse Source
This commit is contained in:
Vilem Zavodny 2022-11-03 10:26:05 +01:00
parent 8631e4544b
commit 7e661b3f7f
3 changed files with 61 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
examples/peripherals/lcd/i2c_oled/main/Kconfig.projbuild Normal file
View File

@ -0,0 +1,16 @@
menu "Example Configuration"
choice EXAMPLE_LCD_CONTROLLER
prompt "LCD controller model"
default EXAMPLE_LCD_CONTROLLER_SSD1306
help
Select LCD controller model
config EXAMPLE_LCD_CONTROLLER_SSD1306
bool "SSD1306"
config EXAMPLE_LCD_CONTROLLER_SH1107
bool "SH1107"
endchoice
endmenu

56
examples/peripherals/lcd/i2c_oled/main/i2c_oled_example_main.c
View File

@ -9,7 +9,6 @@
#include "freertos/task.h"
#include "esp_timer.h"
#include "esp_lcd_panel_io.h"
#include "esp_lcd_panel_vendor.h"
#include "esp_lcd_panel_ops.h"
#include "driver/i2c.h"
#include "esp_err.h"
@ -17,6 +16,12 @@
#include "lvgl.h"
#include "esp_lvgl_port.h"
#if CONFIG_EXAMPLE_LCD_CONTROLLER_SH1107
#include "esp_lcd_sh1107.h"
#else
#include "esp_lcd_panel_vendor.h"
#endif
static const char *TAG = "example";
#define I2C_HOST 0
@ -31,22 +36,26 @@ static const char *TAG = "example";
#define EXAMPLE_I2C_HW_ADDR 0x3C
// The pixel number in horizontal and vertical
#if CONFIG_EXAMPLE_LCD_CONTROLLER_SSD1306
#define EXAMPLE_LCD_H_RES 128
#define EXAMPLE_LCD_V_RES 64
#elif CONFIG_EXAMPLE_LCD_CONTROLLER_SH1107
#define EXAMPLE_LCD_H_RES 64
#define EXAMPLE_LCD_V_RES 128
#endif
// Bit number used to represent command and parameter
#define EXAMPLE_LCD_CMD_BITS 8
#define EXAMPLE_LCD_PARAM_BITS 8
#define EXAMPLE_LVGL_TICK_PERIOD_MS 2
extern void example_lvgl_demo_ui(lv_disp_t *disp);
static lv_disp_t * disp;
static bool example_notify_lvgl_flush_ready(esp_lcd_panel_io_handle_t panel_io, esp_lcd_panel_io_event_data_t *edata, void *user_ctx)
/* The LVGL port component calls esp_lcd_panel_draw_bitmap API for send data to the screen. There must be called
lvgl_port_flush_ready(disp) after each transaction to display. The best way is to use on_color_trans_done
callback from esp_lcd IO config structure. In IDF 5.1 and higher, it is solved inside LVGL port component. */
static bool notify_lvgl_flush_ready(esp_lcd_panel_io_handle_t panel_io, esp_lcd_panel_io_event_data_t *edata, void *user_ctx)
{
lv_disp_t ** disp = (lv_disp_t **)user_ctx;
lvgl_port_flush_ready(*disp);
lv_disp_t * disp = (lv_disp_t *)user_ctx;
lvgl_port_flush_ready(disp);
return false;
}
@ -69,11 +78,17 @@ void app_main(void)
esp_lcd_panel_io_i2c_config_t io_config = {
.dev_addr = EXAMPLE_I2C_HW_ADDR,
.control_phase_bytes = 1, // According to SSD1306 datasheet
.dc_bit_offset = 6, // According to SSD1306 datasheet
.lcd_cmd_bits = EXAMPLE_LCD_CMD_BITS, // According to SSD1306 datasheet
.lcd_param_bits = EXAMPLE_LCD_CMD_BITS, // According to SSD1306 datasheet
.on_color_trans_done = example_notify_lvgl_flush_ready,
.user_ctx = &disp,
#if CONFIG_EXAMPLE_LCD_CONTROLLER_SSD1306
.dc_bit_offset = 6, // According to SSD1306 datasheet
#elif CONFIG_EXAMPLE_LCD_CONTROLLER_SH1107
.dc_bit_offset = 0, // According to SH1107 datasheet
.flags =
{
.disable_control_phase = 1,
}
#endif
};
ESP_ERROR_CHECK(esp_lcd_new_panel_io_i2c((esp_lcd_i2c_bus_handle_t)I2C_HOST, &io_config, &io_handle));
@ -83,18 +98,27 @@ void app_main(void)
.bits_per_pixel = 1,
.reset_gpio_num = EXAMPLE_PIN_NUM_RST,
};
#if CONFIG_EXAMPLE_LCD_CONTROLLER_SSD1306
ESP_ERROR_CHECK(esp_lcd_new_panel_ssd1306(io_handle, &panel_config, &panel_handle));
#elif CONFIG_EXAMPLE_LCD_CONTROLLER_SH1107
ESP_ERROR_CHECK(esp_lcd_new_panel_sh1107(io_handle, &panel_config, &panel_handle));
#endif
ESP_ERROR_CHECK(esp_lcd_panel_reset(panel_handle));
ESP_ERROR_CHECK(esp_lcd_panel_init(panel_handle));
ESP_ERROR_CHECK(esp_lcd_panel_disp_on_off(panel_handle, true));
#if CONFIG_EXAMPLE_LCD_CONTROLLER_SH1107
ESP_ERROR_CHECK(esp_lcd_panel_invert_color(panel_handle, true));
#endif
ESP_LOGI(TAG, "Initialize LVGL");
const lvgl_port_cfg_t lvgl_cfg = ESP_LVGL_PORT_INIT_CONFIG();
lvgl_port_init(&lvgl_cfg);
const lvgl_port_display_cfg_t disp_cfg = {
.handle = panel_handle,
.io_handle = io_handle,
.panel_handle = panel_handle,
.buffer_size = EXAMPLE_LCD_H_RES * EXAMPLE_LCD_V_RES,
.double_buffer = true,
.hres = EXAMPLE_LCD_H_RES,
@ -106,7 +130,13 @@ void app_main(void)
.mirror_y = false,
}
};
disp = lvgl_port_add_disp(&disp_cfg);
lv_disp_t * disp = lvgl_port_add_disp(&disp_cfg);
/* Register done callback for IO */
const esp_lcd_panel_io_callbacks_t cbs = {
.on_color_trans_done = notify_lvgl_flush_ready,
};
esp_lcd_panel_io_register_event_callbacks(io_handle, &cbs, disp);
/* Rotation of the screen */
lv_disp_set_rotation(disp, LV_DISP_ROT_NONE);

2
examples/peripherals/lcd/i2c_oled/main/idf_component.yml
View File

@ -1,3 +1,5 @@
dependencies:
idf: ">=4.4"
lvgl/lvgl: "~8.2.0"
esp_lcd_sh1107: "^1"
esp_lvgl_port: "^1"