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Category Archives: ultrasonic
I got this Cube from a friend who bought from Freetronics at Sydney’s Mini Maker Faire last year. It is 4x4x4 LED matrix cube with onboard ATmega32u4 micro. It has Arduino bootloader and has various i/o breakout. If you have … Continue reading
The next challenge is proximity detector using the ultrasonic sensor. In this challenge, the micros need to capture the PWM signal transmitted by the ultrasonic sensor. The distance of the nearby object is translated on to four LEDs. The micros … Continue reading