Creating an adjustable distance parking sensor using a GrovePi+ board, an ultrasonic ranger, two LEDs, buzzer and and RGB LCD Display.
Functioning
The adjustable distance parking sensor measures the distance the sensor is from an object or obstacle and it will emit an LED from blue to red as the object is withing range and closer to the target area.
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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!