EDN

DS1307 Based Real-Time Clock

The project aims to create a standard desk clock that is based on an I2C Real-Time Clock IC DS1307 with a 4-digit 7-segment display. The use of DS1307 IC on a bread board is easier compared to using ...
Geeky Gadgets

Kraztech Real Time Clock Module

Developers, makers and hobbyists looking for a real time clock module complete with an Arduino library, may be interested in the Kraztech Real Time Clock Module created by developer Christopher ...
Hackaday

Educational Arduino Clock Uses Analog Meters For Display

When it comes to educational electronic projects, it’s hard to go past building a clock. You learn tons about everything from circuit concepts and assembly skills to insights about the very nature of ...
Hackaday

Light Duty Timekeeping: Arduino Berlin Clock

Just when we thought we’d seen all the ways there are to tell time, along comes [mr_fid]’s Berlin clock build. It’s based on an actual clock commissioned by the Senate of Berlin in the mid-1970s and ...
Geeky Gadgets

Nixie tube clock shield for Arduino makes building your clock easy

Building your very own Nixie tube clock is becoming easier and easier thanks to sites such as Nixie Tester and custom-made new boards. Such as the Arduino Nixie tube clock shield that is compatible ...
EDN

NXP : Real-time clock delivers long stand-by time

NXP Semiconductors announced the availability of the industry’s best low-power performance real-time clock (RTC) chips with SPI bus interface, the PCF2123. Operating at a current of less than 100 ...