These are Sample Test Codes in Arduino and it contains basic implementation of some Sensors Devices such as IR, Ultrasonic, Water Detection Sensor, and etc ...

If you want to take this project further, you can also consider interfacing a pH meter with Arduino and also read the pH value of water to better assess the quality of water. Previously we have also ...

11 Arduino projects that require major hacking skills—or a bit of insanity Lawn care, Daleks, bug zappers prove the Arduino thrives as much as Raspberry Pi. Jon Brodkin – May 8, 2013 5:00 AM | 42 ...

To Test the Arduino Vending Machine, switch ON the power supply and place a Glass inside the tap to collect water. Now put a 2 rupees coin inside the acceptor. Once it detects the coin the Green LED ...