// Esp32 Boards URL: https://raw.githubusercontent.com/espressif/arduino-esp32/gh-pages/package_esp32_index.json // EspTool: https://github.com/espressif/esptool #define LED 2 void setup() { // Set pin mode pinMode(LED, OUTPUT); } void loop() { delay(100); digitalWrite(LED, HIGH); delay(100); digitalWrite(LED, LOW); }