This car parking system uses Freedom board KL25, ultrasonic sensor, keypad, and LCD. The distance is measured via ultrasonic sensor, and it is displayed on LCD. The keypad takes user input of the that decides what led to turn on. If user types 25, after 25 cm, the light of the Freedom board turns to a specific color. After half if this distance 12.5 cm, it starts to to turn yellow. And after 90% of distance is covered then it starts blinking.

Dependencies:   HC_SR04_Ultrasonic_Library Keypad TextLCD mbed

Committer:
tb_17
Date:
Sat Oct 08 10:29:35 2022 +0000
Revision:
0:0999baad59eb
My First Mbed Project

Who changed what in which revision?

UserRevisionLine numberNew contents of line
tb_17 0:0999baad59eb 1 https://os.mbed.com/users/grantphillips/code/Keypad/#4bbd88022a6f