Keypad Alarm by John Clarke

Everyday Practical Electronics, February 2006

A stand alone system for homne, office, car etc., this tiny
circuit uses a PIC 16F84 and has lots of features. A variety
of input and output options are shown.

CHANGELOG

** REVISED SOFTWARE 24TH MAY 2006 **

The new version (attached) overcomes a slight anomaly
with the Duress Alarm in the original.



Free source code available for download from 
http://www.epemag.wimborne.co.uk/downloads.html

Parts are available from the usual component sources. Please note
that EPE does not provide kits but many of the requirements can
be met by our advertisers.

Please refer to the EPE web site for details of ordering back issues,
subscriptions etc.

http://www.epemag.wimborne.co.uk

Last updated 24th May 2006