zener/lvgl_esp32_drivers
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

LV_DISP_USE_RST

Browse source 
Allows to not allocate a GPIO for display reset: some may have that pin tied or attached to a Power management IC.

Supersedes PR from @usedbytes doing same but only for IL9341, this is for all supported displays.
This commit is contained in:
Rop Gonggrijp 2021-04-28 11:04:53 +02:00
parent 147cacc0af
commit 7b571a7fc7
29 changed files with 136 additions and 35 deletions
Download patch file Download diff file Expand all files Collapse all files

5
lvgl_tft/hx8357.c
View file

@ -162,19 +162,24 @@ void hx8357_init(void)
//Initialize non-SPI GPIOs
gpio_pad_select_gpio(HX8357_DC);
gpio_set_direction(HX8357_DC, GPIO_MODE_OUTPUT);
#if HX8357_USE_RST
gpio_pad_select_gpio(HX8357_RST);
gpio_set_direction(HX8357_RST, GPIO_MODE_OUTPUT);
#endif
#if HX8357_ENABLE_BACKLIGHT_CONTROL
gpio_pad_select_gpio(HX8357_BCKL);
gpio_set_direction(HX8357_BCKL, GPIO_MODE_OUTPUT);
#endif
#if HX8357_USE_RST
//Reset the display
gpio_set_level(HX8357_RST, 0);
vTaskDelay(10 / portTICK_RATE_MS);
gpio_set_level(HX8357_RST, 1);
vTaskDelay(120 / portTICK_RATE_MS);
#endif
ESP_LOGI(TAG, "Initialization.");