seven segment are led clock using rtc

[raman]

hi can any one send me the schematic for making digital clock usind rtc (backed by cmos battery)   also the firm ware  the time should not change

during power failure.display by using 7segment are led pls help me

[ahmed]

me too need dat….if u got it..plzzz send it to me also…

email : [email protected]

[dagakshay]

go for the links

 

http://www.engineersgarage.com/microcontroller/8051projects/digital-clock-rtc-12c887-AT89C51

 

http://www.engineersgarage.com/microcontroller/8051projects/interface-rtc-12c887-AT89C51

 

http://www.engineersgarage.com/real-time-clock

 

http://www.engineersgarage.com/microcontroller/8051projects/alarm-clock-rtc-12c887-AT89C51

[k.sunilkumar]

http://www.8051projects.info/proj.asp?ID=72

the above one is which you are looking for

download all files from the above website you need to register its free

I can help you in making this project you can post your doubts there also

[Author]

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