Question

Write a c program so that when pin 0 on port b is low then count up to from 0 to 9 on the seven segment display with delay between each number of 500 msec.

Answer 1

The Serial 7-Segment Display is an easy-to-use 4-digit display that is controlled using a serial interface. Instead of using up a dozen-or-so of your microcontroller's pins.

Answer 2

Answer:

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