GitHub

An Arduino + RTC (and optionally Wemos) - based Clock and Timer with Alarm

While TIMER is displayed, MODE SP (Short Press) to change display to Timer-Alarm (Minutes and Seconds) with blinking Timer-Alarm Seconds. Now SET SP increments Timer-Alarm Seconds and SET LP ...
GitHub

rtc_straight_softTimer_oled.ino

// Using Arduino 1.0.3, 1.5.2 // The code is no longer compatible with older versions.
circuitdigest.com

Arduino Timer Tutorial

The Arduino Development Platform, at the beginning in 2005, was conceived to be a simple programmable device to be used specifically for art design work. The goal was to create an interface to support ...
electronicsforu

Dual Sharing Of Real Time Clock – An Example

I have an old window AC in my lab, which is at the terrace. The AC needs to be run intermittently, especially when I am out of station and the lab PC needs to be kept cool during noon time when the ...
electronicsforu

Dual Sharing RTC

I have an old window AC at my lab, situated at the terrace. The AC needs to be run intermittently more so often when I’m out of the station and the lab PC needs to be cooled down during the intense ...