LCD Caller ID with AT89C2051


Posted on Sep 26, 2012

This Project can be used in home, shops, offices etc. It keeps tracking of both Incoming and Outgoing Calls. It has a built in Caller ID. The incoming and the dialed numbers are displayed on the LCD display. The system will display the numbers over the LCD display.


LCD Caller ID with AT89C2051
Click here to download the full size of the above Circuit.

The Microcontroller is used to control the whole system it completely control the LCD display and the DTMF decoder. It gets the numbers through the DTMF decoder and display it over the LCD (Liquid Crystal Display).




Leave Comment

characters left:

New Circuits

.

 


Popular Circuits

Built-in battery charger, Li-Ion
Low frequency TTL oscillator
Electronic Coin Toss
make this 1kva 1000 watts pure sine
bluetooth controlled relay
Moduler Preamplifier Circuit
Ceramic Resonators
IC rprecision waveform generator with sweep and frequency modulation
AD524J type thermocouple cold junction temperature compensation circuit



Top