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This commit is contained in:
David Gwilliam
2026-02-15 16:50:20 -08:00
parent 69800016c4
commit 80b1291489
1 changed files with 20 additions and 5 deletions
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25
sketches/doorbell-touch-esp32-32e/doorbell-touch-esp32-32e.ino
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@@ -5,21 +5,36 @@ TFT_eSPI tft = TFT_eSPI();
void setup() { void setup() {
Serial.begin(115200); Serial.begin(115200);
delay(1000);
// Turn on backlight
pinMode(27, OUTPUT);
digitalWrite(27, HIGH);
tft.init(); tft.init();
tft.setRotation(1); // Landscape tft.setRotation(1); // Landscape
// Cycle colors to confirm display works
uint16_t colors[] = {TFT_RED, TFT_GREEN, TFT_BLUE, TFT_WHITE};
const char* names[] = {"RED", "GREEN", "BLUE", "WHITE"};
for (int i = 0; i < 4; i++) {
tft.fillScreen(colors[i]);
Serial.printf("Screen: %s\n", names[i]);
delay(1000);
}
tft.fillScreen(TFT_BLACK); tft.fillScreen(TFT_BLACK);
tft.setTextColor(TFT_WHITE, TFT_BLACK); tft.setTextColor(TFT_WHITE, TFT_BLACK);
tft.setTextSize(2); tft.setTextSize(3);
tft.drawString("Hello from ESP32!", 20, 20); tft.drawString("Hello ESP32-32E!", 30, 100);
tft.fillCircle(160, 120, 50, TFT_BLUE);
Serial.println("Display initialized!"); Serial.println("Display initialized!");
} }
void loop() { void loop() {
// Touch test
uint16_t x, y; uint16_t x, y;
if (tft.getTouch(&x, &y)) { if (tft.getTouch(&x, &y)) {
Serial.printf("Touch at: %d, %d\n", x, y); Serial.printf("Touch: %d, %d\n", x, y);
tft.fillCircle(x, y, 3, TFT_RED); tft.fillCircle(x, y, 3, TFT_RED);
} }
} }