RTC Revisited

It’s been quite some time since I last looked at the RTC module for the Topsy Turvy Clock. I’ve found a suitable rechargeable battery but until now I’ve been focusing on the motors and mechanisms. When I tried to get
Real Time Clock – DS1307

For my Topsy Turvy clock project I’ve purchased an I2C clock module based on the DS1307 Real-Time Clock chip. As mentioned this came without a battery to keep the post office happy. Although looking at the current wording of the