Arduino Bluetooth ControlSOURCE CODE: //www.elegoo.com #define LED 13 //Define 13 pin for LED bool state = LOW; //The initial state of the function is defined...
Arduino Lunch Box Alarm| Reed SwitchSOURCE CODE: const int SpeakerPin = 9;//define piezo pin const int reedSwitch = A0;//define reed switch sensor int sensorValue;//define...