Distance measuring device built using HC-SR04 Ultrasonic Sensor and Atmel ATmega32A microcontroller. Features temperature sensor to account for variability in sound speed and interrupt calls to switch between centimetres and inches.
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Distance measuring device built using HC-SR04 Ultrasonic Sensor and Atmel ATmega32A microcontroller. Features temperature sensor to account for variability in sound speed and interrupt calls to switch between centimetres and inches.