Tag: arduino shield

25 August, 2014

Calculating distance with the HC-SR04

A few days ago we published an article talking about Module HC SR04, and how important is to  robotics and Arduino projects, so today I bring a test of this module, which will test a small code to measure the distance at which it is an obstacle. Recall that the measurement range of this module is from 2cm to 400cm, so we will put to test  an […]