We get it, CAD software can be daunting to learn. Somehow [Boaztheostrich] found it so daunting he procrastinated his way ...
This project involves using an Arduino to measure distances using an ultrasonic sensor and controlling a buzzer and LED based on the measured distance. The provided Arduino code performs the following ...
Upload the sketch, and then monitor serial. The example sketch will calibrate the device over 15 seconds, and then print the carbon monoxide ppm once every second to the serial console. In the MQ7 ...