NodeMCU and RC522 RFID reader wiring diagram
In previous tutorial, I have made how to use the RC522 RFID reader with arduino. In this articles, I will Read more
MFRC522 RFID reader arduino wiring
MFRC522 is maybe cheapest RFID Reader that we can found now. It uses 13.56 MHz frequency And it is also Read more
DIY vending machine
This is companion article for my YouTube video about how to make DIY Vending Machine using arduino and Coin Acceptor. Read more
INA219 current sensor
If you want sense electric DC current, then you will have some current sensors options. The current sensor can vary Read more
DHT11 with OLED display (DIY thermometer)
DHT11 is cheapest temperature and humidity sensor compare to another sensor. It has 3 pins that we can easily interface Read more
128x64 0.96 OLED display
This is actually continued from my previous article about how to use OLED display arduino – How to write text, draw Read more
i2c OLED 128x64 arduino wiring diagram
If you are already bored with the conventional microcontroller LCD, I mean like 16×2 LCD. Maybe it’s time to try Read more
NEO 6M GPS with arduino
GPS is kind popular right now. Many modern devices use this for tracking purposes or just help you navigate when Read more