Monday 30 December 2013

Real Time Clock using AVR

Real Time Clock using AVR



OBJECTIVE : To build a efficient real time clock for daily usage using AVR

COMPONENTS 

1.ATMega16
2.32,768 KHz crystal
3.LCD display
4.RS232 port

DESCRIPTION :

*The ATMega16 chip in the M16 has a real-time counter that operates asynchronously when a 32,768hz watch crystal is connected to it, providing a real-time clock

*Bascom has built-in support for the RTC, making it very easy to use time functions

*The watch crystal needs to connect to pins TOSC1(pin 28) and TOSC2(pin 29). The time and date can be set via the PC serial port connection

BLOCK DIAGRAM OFBLOCK DIAGRAM OF Real Time Clock using AVR


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