Re: 5 digit Stop watch using 8051 and 16 X 1 / 8 X 1 LCD



On Tue, 31 Jul 2007 13:05:56 +0000, Gary Tait wrote:
devang <devang.tanna@xxxxxxxxx> wrote in news:1185883711.245820.269160

Dear All,

I am trying to build a stop watch using atmel 8051 series controller, It
should be capable to display 10,000 hours or more.

Can anybody help me? please!!!!!!!!!!! If possible anybody can suggest
two digit stop watch also, I would love suggestions from you all.


Get a serial or paralell LCD interface, unless you are using a version of
the micro with an adequate built in raw LCD interface.

The software is easy, just timing loops timed from a 32768 hz watch
oscillator, or better.

How hard is a 60KHz WWBV calibrator? ;-)

Cheers!
Rich

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