A comprehensive IoT-based attendance system using Arduino RFID readers, Node.js backend, and MySQL database for educational institutions. visual1/ ├── rfid_backend/ │ ├── arduino_rfid_code/ # Arduino ...

This library is very similar to the Arduino SoftSerial. It can be used to connect multiple GPIO's of the ESP8266 to UARTs. No: If you want to use a library for ...

USB to serial boards are necessary to program and debug boards, and/or access the serial console, and while they are very cheap, you may be in a situation where you don’t have any around, but you do ...

There has been some buzz around ESP8266 Wi-Fi module, mostly because of its low price, and SDK availability, meaning it could become the Wi-Fi equivalent of ENC28J60 Ethernet module, and that for $5 ...