Personal Safety Alarm

Uses

audio (V2), LED display, buttons

Description

Make a personal safety alarm or emergency alarm that makes a loud sound when pressed to draw attention, alert others and ward off would-be attackers.

../../_images/personal-alarm.png

Basic Task

  1. Initially display a check image to know that the alarm is armed and ready to turn on.
  2. Use button A to turned on the alarm and make an alarm sound. Also show a skull image that would indicate that the alarm has been turned on.
  3. Use button B to turned off the alarm. Show the check image again indicating that the alarm is armed and sound is off.
  4. Alarm sound is continued until button B is pressed.