The MCU and ASIC are the control units of the reader. What is its function?

* Question

* Answer

(1) Communicate with the master in parallel or serial mode (USB) and execute commands from the master.

(2) Communicate with the IC card through the high frequency interface.

(3) Realizing parity and/or CRC check of communication data between card machines.

(4) Encoding and encrypting data transmitted to the IC card, decrypting and decoding data from the IC card.

(5) Perform anti-collision processing of multiple cards simultaneously entering the reader’s RF field.

(6) Realize mutual identification between card machines.