LEDs and a buzzer provide visual and auditory warnings based on the proximity of the object, ensuring safe parking. The ultrasonic sensor sends a pulse and measures the reflection time. The ATmega32 ...

Good Understanding. Mask ROM -> Actual Read Only Memory. It is also called as Mask ROM. The manufacturer use a Mask to produce ROM. - ROM OTPPROM - One Time Programmable ROM - PROM UV Erasable ...