Make a 7 Segment digital clock with MAX7219 and DS1307 Real Time Clock (RTC) - Quick and Easy!
Making a big digital wall clock using Arduino Mega 2560, 5054 LED strip, DS3231 RTC, IRFZ44N MOSFET transistor, and aluminum profile.
Photo frame that counts the number of days spent together.
An after-work project conjures you out of the box a precise clock on the windowsill with inexpensive components
Upgrade an ESP8266 MatrixClock with automatic quartz drift correction, a stopwatch, web settings and Home Assistant notifications.
Project is showing simple stopwatch with start, stop and restart. It's a great project for learning how to use LCD with Arduino UNO or NANO.
An outlet that can control your devices that need to be plugged in.
I built an Arduino Weather Station. It uses a DHT 11 (it will also work with DHT21 DHT22).
Build your Nixie Tubes display easy.
A 60-second timer (adjustable) countdown clock.
Interactive snake enclosure that is temperature and humidity controlled and uses lat-long to mimic natural light cycles, with an online cam.
An internet connected clock radio device.
Simple data logger that stores electrical data (voltage, current, power, energy, etc.) in an SD card, with timestamp for later analysis.
Time updated automatically via WiFi NTP service, manual setup via BLE bluetooth, USB powered, easy circuit!
An Arduino powered birthday reminder device that will wish you on your birthday for 50 years on a single CR2450 coin cell.
All resource are given here free. Its easy to understand.
A weather clock with Arduino, RTC, DHT22 and BMP180.
A whimsical weather clock powered by Particle and forecast.io
Recreating the look of a 60's CRT display with small LCDs.
This is an analog-style digital clock with multiple display states, a 24-hour alarm, a countdown alarm, multiple alarm display states...
Easily run your ATtiny at 16MHz, without an external clock, from the Arduino IDE.
An LCD1602 alarm clock that includes many of the other LCD1602 clocks found on maker sites.
Set your alarm via Arduino's IoT Cloud and start your day right on time.
Using 128×64 monochrome display with ST7920, I made an adjusting RTC clock based on an Arduino board.
