Content for Arduino

555 Timer emulator for Arduino

“This is an emulation of a 555 timer chip that runs on an Arduino. It can run most basic 555 circuits with no change to the program or the wiring of the emulator. The picture shows the emulator setup to …

Arduino Controlled Beehive Fumigator / Air Freshener

“Within the relative chaos of my domestic arrangements, I have one small oasis of perfect order. One thing that I can call ‘organised’ and ‘fully functional’. One thing that I can touch and know that it is reliable and ready …

Arduino multiple timer. Day based and alarm based

“So I was asked by someone if I can make something that will start a motor at a fixed time. Ok … easy. But the motor should start in each day at a different hour or perhaps Monday and Friday at …

DIY Arduino Game Show Buttons

“How to make a Game Show Buttons using Arduino, cheap and easy, for unlimited fun!!”

Neopixel Giant Thermometer Scarf

“Motor feather, it’s cold outside. Make this wearable high tech, low tech scarf with a built-in thermometer. No longer will you be wondering how really cold it is when you step outside. This is suitable as a nice beginner …

Wireless Arduino with low power consumption

“Warduino is project to replace IQRF modules. It is designed to be compatible with arduino. The base of HW is microcontroller Atmega328 and wireless chip SI4432.”

Auto Power Off: save batteries

“This little circuit allows your microcontroller to cut the power off. To turn the circuit on press the button. To turn it off drive the “to microcontroller” signal high using whichever condition you like. For battery applications you might want …

Better 3D graphics on the Arduino – ILI9341 LCD

“A while ago I purchased a cheap $4 Chinese LCD Arduino shield from Ebay (e.g 1 2 3). The board arrived with no documentation. Disassembling the shield revealed no ICs, indicating that the driver is integrated with the LCD …

DIY a Simple Automatic Humidifier

“In today’s society, more and more attention to the quality of life, pursue the healthy and comfortable living environment. So we made this device to monitor the indoor temperature and humidity, when the humidity falls below the safe values …

Homebuilt (DIY) CNC router - Arduino based (GRBL)

“Already for a few months or even years, I was planning to build my own CNC milling machine. Now I decided it was time to do it! I read a lot about other DIY projects and in the end I …