This was developed using a NodeMCU v2 Dev Kit as it conveniently provides a secondary UART for debugging. It has been tested with the ESP-01 shipped with the PixRacer and it is stable at 921600 baud.

Access Control system using a cheap MFRC522, PN532 RFID, RDM6300 readers or Wiegand RFID readers and Espressif's ESP8266 Microcontroller. On Windows you can use "flash.bat", it will ask you which COM ...

Abstract: Nowadays, as attendance is taken using the tra-ditional pen and paper method, it increases the workload for employees and employers. This increases the cost of maintaining records and will ...

Abstract: In recent times, the energy calibration methods are universally expanding with the goal of effectuating, reliably operating, and managing the utility system. The growing demand for power in ...