Our Online Store have the new products: RFID antenna board. Currently it can work with JC10M24R and JCOP4 card chips.
Compared with normal cards, the antenna board module has a smaller size and fixed holes, which is easy to integrate in the IOT(Internet Of Things) project.

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by Anenl
Thu Oct 19, 2017 10:21 pm
Forum: Questions & Answers
Topic: Change ATR value
Replies: 4
Views: 11055

Re: Change ATR value

Thank you for all the help. It's indeed a useful online tool for me.

https://javacardos.com/tools/atr.html
by Anenl
Wed Aug 09, 2017 11:09 pm
Forum: Questions & Answers
Topic: How to handle short commands
Replies: 2
Views: 6789

Re: How to handle short commands

As shown in the following code, When I sent 0x00, it works, but with other, I got error status word. m> /send 00 => 00 <= 00 00 00 00 00 90 00 cm> /send 01 => 01 <= 68 81 cm> /send A0 => A0 <= 6D 00
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