I have a RFID module using NXP RC522 chipset.
I have no idea that is it correct the module using 27.120 mHz
And I have 4 IC card,
A) 0005302176, (Blue color tag, come with the RFID module) B) 0008846830 134,65006 (White card, come with the RFID module) C) 0004189112 063,60344 (White card) D) White card, no number print on the card. Only this card UID can be read.
Here is the pinout
Which I connected to Arduino UNO R3
RFID UNO R3 (Pin Name, Pin) (Pin) SDA 1 10 SCK 2 13 MOSI 3 11 MISO 4 12 IRQ 5 -No Connect- GND 6 Ground RST 7 9 3.3V 8 3.3V
PS: I am using this library, and this example.
PS: The serial return this information MFRC522 Software Version: 0x91 = v1.0