The KA07 Real Time Clock (RTC) from Velleman adds a RTC functionality to Arduino projects, removing clock requirements from the microcontroller and ensuring the accurate and easy counting of seconds, minutes, hours, date of month, day of the week, year and leap-year. Additional features of this easy to assemble kit include high accuracy, low power consumption and backup battery holder.
Requires 1x Arduino UNO (not included)
Stackable design - can be used with other shields
Based on Maxim-Dallas DS1307 IC
Selectable 12 or 24h system
AM/PM indication
Large user community
I²C interface
Dimensions: 68 x 53mm
Please note: This is a self-assembly kit and requires soldering.
The KA07 library, modified to manage the frequency of the flashing LED on the shield, driven from the SQW is available here: KA07 library
