Then, an Arduino board might be exactly what you're ... The VRTC pin is meant to be a power pin for the R4 WiFi's onboard Real Time Clock (RTC). While the main supply can power the RTC, you ...

In this article you will learn how to make a digital clock using Arduino and the DS1307 RTC IC. What is DS1307 IC actually? Well, it is a Real Time Clock (RTC) IC that is simple to use, low cost and ...

So when we saw this delightfully complex clock designed by [Tucker Shannon ... inside the 3D printed case. There’s an Arduino coupled with an RTC module to keep the time, which is connected ...

Dejan Nedelkovski has built a stylish DIY touchscreen Arduino music player and alarm clock which has been created ... that has been compounded with a RTC module and 3.2 inch touchscreen, which ...

The most popular RTC for the Arduino is the DS1307. However, it does have some drawbacks, the most notable of which is that its operating voltage is 5v, which means it cannot be used with 3.3v ...

The Arduino Uno reads the time from a DS1302 real-time clock (RTC) module. The RTC module is crucial for keeping accurate time, even when the Arduino is powered off. It maintains the time using a ...

Inside is a RTC (real time clock) with battery backup for timekeeping along with an Omron 5V relay to drive the garden lamps themselves. This particular relay comes with a switch that can force ...

To make things a little easier on yourself, Arduino shield-maker 1Sheeld shows off how to hack a clock to change color depending on traffic conditions. The idea here is to use a cheap clock from ...

Instead, Make shows you how to build an internet-connected alarm clock using an Arduino and Google. All you'll need is an Arduino Yúnm a touch screen, a USB speaker, and a few cables. From there ...

Angela Yuan built this amazing Etch-A-Sketch Clock. It uses the Arduino computing platform to control the knobs, which twist to sketch the time, every minute. The Etch-A-Sketch rolls to erase the ...