tapu
Full Member level 4
Dear all,
I have designed & developed rtc clock by using 89c52, ic 1307,battery(coin cell),crystal 32.768khz and lcd16×2.time is running but noted 5 seconds back per day.I have changed unknown brand ic 1307 by original DS1307 but problem remains same.please reply how to solve this problem.
Thanks,
Tapu
I have designed & developed rtc clock by using 89c52, ic 1307,battery(coin cell),crystal 32.768khz and lcd16×2.time is running but noted 5 seconds back per day.I have changed unknown brand ic 1307 by original DS1307 but problem remains same.please reply how to solve this problem.
Thanks,
Tapu