This is an analog-style digital clock with multiple display states, a 24-hour alarm, a countdown alarm, multiple alarm display states...
Project tutorial by Mirko Pavleski
Alarm Clock with Arduino.
Arduino Nano 32x8 LED matrix displaying date, time, temperature and humidity with a motion sensor.
Project showcase by ericBcreator
Clock LCD display adjustable.
Project tutorial by Tittiamo
A simple 8x32 LED matrix alarm clock.
Project in progress by vikonix
A simple Arduino clock without RTC module for beginners.
Project in progress by Annlee Fores
Small size code and simple hardware. Improved version now available.
Project tutorial by M.V.P.
Yet another useless Arduino clock, but i love it.
Project tutorial by Alexander
Digital and binary Clock using Arduino, RTC, two LED matrix, operating in 4 different modes (AM-PM / 24 HS / 02 types of fonts).
Project showcase by LAGSILVA
Costs around $120 USD (incredibly cheap compared to competitors) and uses easy-to-find components.
Project showcase by Pablerdo
Digital clock with Arduino using Shift Register (74HC595), real time clock, temperature and humidity sensor and 7 Segments display.
Complete Digital Clock including many features: Alarm, Temperature, Humidy, Dew Point, RTC and PIR (Presence Infrared Sensor).
A digital clock using minimum components.
Project showcase by garysat
Matrix clock with scrolling time, date, day of week, temp, humidity and event notifications.
Project tutorial by spudnut1
Make your own infinity mirror clock!
Project tutorial by TheTNR
This digital clock speaks the time in two languages (English or Portuguese).
An alarm clock using a DS1302 RTC and a buzzer. You can set the RTC by a keypad as well as set the alarm.
Project tutorial by SurtrTech
Replace an unreliable cheap pressure switch with an Arduino-controlled high current relay. Ver 2 now includes an auto drain valve.
Project in progress by tomwyonkman
My 'Gorgy' clock! Enhanced with an IR remote, a TFT display, a barometer, and a humidity and temperature sensor.
Project in progress by Erik de Ruiter
Arduino stopwatch and lap timer with excelent accuracy and responsiveness!
A smartwatch with fall and location detection, reminders and more, designed to help you or your loved one with Alzheimer's!
Project tutorial by Abdullah Muhammad Sadiq
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