Arduino Uno: Connect it to your computer via USB for programming. MQ-3 Alcohol Sensor: Connect the sensor’s output pin to an analog input pin on the Arduino, the VCC pin to 5V, and the GND pin to ...

Attach the Ethernet Shield to the top of the Arduino Uno like normal. Wire the GPS module to pins 2 and 3 as depicted below (pins can easily be ... This could also form the beginning of a tripwire by ...

Four computer engineering students created a walking stick with upgraded features such as GPS and detection sensor to help visually ... Martin Javier on Friday, an Arduino-based innovation was ...