problem facing with rtc

im using rtc in lpc2148. i got the output.im facing problem with secs displaying in lcd.the problem is the secs are not varying but every 60 secs the minute is changing.im not able to see the secs counting...
problem facing with rtc

im using rtc in lpc2148. i got the output.im facing problem with secs displaying in lcd.the problem is the secs are not varying but every 60 secs the minute is changing.im not able to see the secs counting...
Using DS1307 RTC facing return acknowledge problem

i am using RTC DS1307 i started coding it as per the datasheet.but when i started my Write subroutine in which i have to get the ACK from RTC for successful writting of the address, it is not sending...
Using DS1307 RTC facing return acknowledge problem

i am using RTC DS1307 i started coding it as per the datasheet.but when i started my Write subroutine in which i have to get the ACK from RTC for successful writting of the address, it is not sending...
ADuC812 i2c eeprom memory simulation problem

I am trying to simulate i2c eeprom memory using signal function from http://www.keil.com/support/docs/3325.htm and code from http://www.keil.com/i2c/examples.asp (ADU812_I2C.ZIP). It seems that the...