This project implements an RFID-based attendance system using ESP8266, MFRC522 RFID module, and an I2C LCD display. The system records attendance data in Firebase Realtime Database, ensuring accurate ...
MQTT gateway for ESP8266 or ESP32 with bidirectional 433mhz/315mhz/868mhz, Infrared communications, BLE, Bluetooth, beacons detection, mi flora, mi jia, LYWSD02, LYWSD03MMC, Mi Scale, TPMS, BBQ ...