RFID attendance system review in tamil
this video is my 100th video in youtube to get my app click here before uploading change the uid code of the your RFID tag... then upload that code coding for that video /* PINOUT: RC522 MODULE Uno/Nano MEGA SDA D10 D9 SCK D13 D52 MOSI D11 D51 MISO D12 D50 IRQ N/A N/A GND GND GND RST D9 D8 3.3V 3.3V ...