diff --git a/ESP32_LVGL/LVGL9/LVGL9_Benchmark_TFT-eSPI_Arduino/LVGL9_Benchmark_TFT-eSPI_Arduino.ino b/ESP32_LVGL/LVGL9/LVGL9_Benchmark_TFT-eSPI_Arduino/LVGL9_Benchmark_TFT-eSPI_Arduino.ino new file mode 100644 index 0000000..59eb971 --- /dev/null +++ b/ESP32_LVGL/LVGL9/LVGL9_Benchmark_TFT-eSPI_Arduino/LVGL9_Benchmark_TFT-eSPI_Arduino.ino @@ -0,0 +1,79 @@ +///////////////////////////////////////////////////////////////// +/* + LVGL 9, From Scratch to Benchmark, For newbie/beginner/starter #LVGL #UI #ESP32 #Benchmark + For More Information: https://youtu.be/s4_fUwhw-dI + Created by Eric N. (ThatProject) +*/ +///////////////////////////////////////////////////////////////// + +// Version Info +// ESP32 v2.0.14 +// LVGL v9.0.0 +// TFT_eSPI v2.5.34 +// FT6236(Dustin Watts) v1.0.2 + +#include +#include +#include +#include + +#define SDA_FT6236 8 +#define SCL_FT6236 3 +FT6236 ts = FT6236(); + +#define TFT_HOR_RES 480 +#define TFT_VER_RES 320 + +/*LVGL draw into this buffer, 1/10 screen size usually works well. The size is in bytes*/ +void *draw_buf_1; +unsigned long lastTickMillis = 0; + +static lv_display_t *disp; + +#define DRAW_BUF_SIZE (TFT_HOR_RES * TFT_VER_RES / 10 * (LV_COLOR_DEPTH / 8)) + +void my_touchpad_read(lv_indev_t *indev, lv_indev_data_t *data) { + if (ts.touched()) { + + TS_Point p = ts.getPoint(); + data->point.x = TFT_HOR_RES - p.y; + data->point.y = p.x; + Serial.printf("x:%d, y:%d\n", data->point.x, data->point.y); + data->state = LV_INDEV_STATE_PRESSED; + } else { + data->state = LV_INDEV_STATE_RELEASED; + } +} + +void setup() { + Serial.begin(115200); + + if (!ts.begin(40, SDA_FT6236, SCL_FT6236)) { + Serial.println("Unable to start the capacitive touch Screen."); + } + + lv_init(); + + draw_buf_1 = heap_caps_malloc(DRAW_BUF_SIZE, MALLOC_CAP_DMA | MALLOC_CAP_INTERNAL); + disp = lv_tft_espi_create(TFT_HOR_RES, TFT_VER_RES, draw_buf_1, DRAW_BUF_SIZE); + + lv_indev_t *indev = lv_indev_create(); + lv_indev_set_type(indev, LV_INDEV_TYPE_POINTER); /*Touchpad should have POINTER type*/ + lv_indev_set_read_cb(indev, my_touchpad_read); + + String LVGL_Arduino = "Hello Arduino!\n"; + LVGL_Arduino += String('V') + lv_version_major() + "." + lv_version_minor() + "." + lv_version_patch(); + Serial.println(LVGL_Arduino); + + lv_demo_benchmark(); +} + +void loop() { + // LVGL Tick Interface + unsigned int tickPeriod = millis() - lastTickMillis; + lv_tick_inc(tickPeriod); + lastTickMillis = millis(); + + // LVGL Task Handler + lv_task_handler(); +} \ No newline at end of file