This is a library to handle Seiko's RX8010SJ RTC module with an arduino. Original datasheet can be found here. To set up your module, you only need to power up and use the i2c protocol to communicate ...

A highly accurate clock made using Arduino, which displays even Temperatures. The clock blinks the colon as well while displaying the time. Even after a power cut the clock displays the current time ...

No sharp edges for the Arduino crowd. Seriously though, cool test with the freezer…I hadn’t thought to try that. I dare anyone to do that with a DS1307 module.

With this DIY version, we can feed our pets in a set time. Our version of the pet feeder features an Arduino UNO as the brain, a 16x2 LCD for the user interface a matrix keypad for user inputs, an RTC ...