DHT22 Pinout
Pinout diagram and explanation of DHT22 temperature and humidity sensor
TTGO T-Call V1.3 ESP32 Pinout
Pinout diagram of TTGO T-Call V1.3 ESP32 Wireless Module GPRS Antenna SIM Card SIM800L Module
RFID Solenoid Lock Using Arduino Nano
In this project, we are going to build an RFID based solenoid lock.