This will prevent you from going back to sleep after snoozing that since now you have to solve a math problem to snooze the alarm.
A simple to build clock with many features.
Project tutorial by Mirko Pavleski
Digital and binary Clock using Arduino, RTC, two LED matrix, operating in 4 different modes (AM-PM / 24 HS / 02 types of fonts).
Project tutorial by LAGSILVA
A scrolling text display, using 294 LEDs to simulate a stock exchange ticker.
Project showcase by OliB150
In this tutorial, you will learn how to use and set up 2.4″ Touch LCD Shield for Arduino. Basic setup to a paint app!
Custom digital clock using all available resources of a 16x2 LCD to make it look good.
Project showcase by Arduino World
A simple Arduino clock without RTC module for beginners.
Project in progress by Annlee Fores
An Arduino UNO large clock on a 16x2 LCD display shield with the ability to change hours and minutes.
Text Clock with Arduino that can display the time in two languages: English or Portuguese.
In first part, we will show DHT22 sensor's data on the OLED. In the second part, we will display iPhone, Samsung and LG's logos on OLED.
IoTrix (Io - Intelligent, Trix - LED matrix): The project aims to make a pharmacy sign board with P10 LED matrix in it, controlled by app.
Project tutorial by Ravi Parmar
Small size code and simple hardware.
Project tutorial by M.V.P.
Ever want to say thanks to the nice person who just let you in line? I have thought a lot about that, and here is my solution.
Project tutorial by Harold Pulcher (Microsoft MVP)
An Arduino Mega is used to control a large (40 inch x 20 inch) color LED display with scrolling text. Software is provided for demos.
Project tutorial by Doug Domke
Want to display text? Here is your component!
Making a big digital wall clock using Arduino Mega 2560, 5054 LED strip, DS3231 RTC, IRFZ44N MOSFET transistor, and aluminum profile.
Project tutorial by Deep_Sky
Add an LCD to your projects to display data acquired from sensors, display your own custom characters, or use it as a debugging tool.
Project tutorial by ejshea
Integrate this easy-to-use DHT11 temperature and humidity sensor into your weather station, drone, weather balloon, or greenhouse.
A realtime battery indicator for your project without extra components or using any analog I/Os.
Basically a digital clock that can have the time changed at the press of a button.
Project in progress by Team SharKode
After many failed attempts, find the way to connect my 128X64 screen with my Arduino 101, and make a mini tutorial for all users to use.
Project tutorial by Alexis Santiago Allende
Arduino Nano 32x8 LED matrix displaying date, time, temperature and humidity with a motion sensor.
Project showcase by ericBcreator
Build your Nixie Tubes display easy.
Project tutorial by GRA_AND_AFCH
A simple, yet effective, temperature telling device that updates every 5 minutes giving you the temperature of your room!
Project tutorial by Arduino “having11” Guy
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