In this resource you will make an echolocation device using your Raspberry Pi, which can be worn and which will help you see like a bat.
What Will Yo Learn
By creating an echolocation device with your Raspberry Pi, you will learn:
How to set up a potential divider
How to set up an ultrasonic distance sensor
How to calulate range from ultrasonic pulses
How to use Pulse Width Modulation (PWM) to control a small motor
How to use functions to abstract mathematical problems
Each Friday is PiDay here at Adafruit! Be sure to check out our posts, tutorials and new Raspberry Pi related products. Adafruit has the largest and best selection of Raspberry Pi accessories and all the code & tutorials to get you up and running in no time!