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.

Search found 3 matches

by jcfarmer
Sat Apr 28, 2018 8:28 am
Forum: JCOP Tool
Topic: Where to download jcop tools?
Replies: 3
Views: 51040

Where to download jcop tools?

Where to download jcop tools? who can share the software with me? :)
by jcfarmer
Sat Apr 28, 2018 8:08 am
Forum: Questions & Answers
Topic: Is it possible to send long bytes APDU (exceed 256)?
Replies: 1
Views: 6375

Is it possible to send long bytes APDU (exceed 256)?

How to send a very long data APUD into a java card (exceed 256 or said the max data length can exceed 261). What is the software you used?
And the similar question how to send a very long data APUD from a java card to the terminal software or application.How to do that? Any sample codes?
by jcfarmer
Tue Apr 24, 2018 5:08 am
Forum: Questions & Answers
Topic: Static fields in Applet + installing applet as default = phantomous bugs + fatally infected card?
Replies: 4
Views: 10948

Re: Static fields in Applet + installing applet as default = phantomous bugs + fatally infected card?

I didn't read every detail of your description.But I suggest you to use TK (transport key) or MK(master key/root applet aid) to reinitialize your card. When some system parameters were changed (e.g. ATR ,BWT and so on ),the EEP space will be cleared by JCOP OS. This may be helpful for you. Some dang...
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