The Simulation Device consist of a Microcontroller (AVR Atmega32), a lcd 16x2, a beeper and a keypad.
The first step is to enter the password. It can be 16 digits in length and can handle all the number and all
the english alphabet.
The second step is to enter the time for countdown. 1-999 minutes ~16 2/3 hours.
And then the countdown is starts. In order the bomb to be diffused the user must enter the password.
I dont have at this time my cafera so i can take a video but until the Sunday i will have it.
Every time that a key is press the beeper produce a sound in a deferent frequency according to the
menu that is.
Entering the password
Enter the time
The countdown is started
Entering the random password
The password was wrong
Entering the right password
The bomb is defused
Time is up
Video Version 1
Version 2
New wire cutting mode
More information at