https://www.youtube.com/watch?v=AitCKcyjHuQ (ESP32 WROOM-32連接與設定)
ESP32 WROOM-32 參考文獻:https://bhumil-depani.medium.com/lets-program-esp-wroom-32-development-board-with-arduino-ide-50f8dd4cdd2a
https://dl.espressif.com/dl/package_esp32_index.json
void setup(){ //初始化
pinMode(2, OUTPUT);
}
void loop(){ //主程式
digitalWrite(2, HIGH);
delay(1000);
digitalWrite(2, LOW);
delay(1000);
}