Search found 10 matches
- Thu Sep 29, 2016 8:18 am
- Forum: Questions & Answers
- Topic: Memory size of JC10M24R
- Replies: 6
- Views: 10669
Memory size of JC10M24R
Your website has said that JC10M24R card's NVM: 23KB RAM: 3KB. But when I used JCAlgTest to test the card, the memory size showed in the result is smaller than what you said. Where does the difference come from? JCSystem.getVersion()[Major.Minor];3.0; JCSystem.isObjectDeletionSupported;yes; JCSystem...
- Mon Sep 05, 2016 1:23 am
- Forum: Questions & Answers
- Topic: Suggestions for JCIDE
- Replies: 3
- Views: 8941
Suggestions for JCIDE
I have used JCIDE for sometime. It's an excellent tool on the whole, but I think it still can be more excellent. Here are two suggestions for JCIDE: 1. Add more shortcut keys function. e.g. CTRL + M to call out the function list... 2. Improve ECC debug function in JCIDE simulator. e.g. support the p...
- Thu Sep 01, 2016 11:05 pm
- Forum: Reader
- Topic: Install R502 reader under CentOS
- Replies: 1
- Views: 11757
Install R502 reader under CentOS
Does anyone know how to install the smartcard reader R502 driver under CentOS? It seems that it can not recognize the reader.
- Thu Jul 14, 2016 8:56 am
- Forum: Other Tools
- Topic: error occurred when activating JCOP tool
- Replies: 2
- Views: 12606
Re: error occurred when activating JCOP tool
Try to use JCIDE. It also can be used for java card applet development. And it's free of charge.
- Mon Jun 27, 2016 2:57 am
- Forum: Questions & Answers
- Topic: the structure of context in java card
- Replies: 2
- Views: 6453
the structure of context in java card
Hi everybody in here! I am designing all the structures in java card, which include Frame, Context.. But I didn't know Context structure. Does anyone know the structure of context in javacard? For example, the structure of Frame is typedef struct frame { u1 last_pc; u2 *lvars; u2 *ostack; method_inf...
- Sat May 28, 2016 3:53 am
- Forum: Card Products
- Topic: the antenna size of A40CR
- Replies: 1
- Views: 6570
the antenna size of A40CR
I am interested in buying some A40CR cards from your eshop. As we all know, the size of antenna will affect communication distance, so this point is very important for us! Does the A40CR card have full size antenna or half size antenna?
- Tue Mar 15, 2016 5:51 am
- Forum: Questions & Answers
- Topic: How to save the key in RAM?
- Replies: 1
- Views: 5733
How to save the key in RAM?
I am trying to use two AESKeys in my Applet for encrypted communication between the card and the host. public class MyApplet extends Applet { private AESKey host_key; private AESKey card_key; public MyApplet(byte[] bArray, short bOffset, byte bLength) { host_key = (AESKey)KeyBuilder.buildKey(KeyBuil...
- Wed Feb 17, 2016 2:56 am
- Forum: Questions & Answers
- Topic: Return 6985 when deleting package on card
- Replies: 2
- Views: 7357
Re: Return 6985 when deleting package on card
mabel wrote:Could you please show us your "DELETE" APDU command? I think that your command may have something wrong.
Thanks for your prompt. It's my fault. I used the "DELETE" command in wrong way.
- Mon Feb 15, 2016 5:22 am
- Forum: Questions & Answers
- Topic: Return 6985 when deleting package on card
- Replies: 2
- Views: 7357
Return 6985 when deleting package on card
I got 69 85 when I tried to delete an package from my card. I looked up its meaning.
There is only one package on my card. Why can't I delete this package?
Please tell me where I did wrong.
sw=6985: conditions not satisfied
There is only one package on my card. Why can't I delete this package?
Please tell me where I did wrong.
- Tue Jan 26, 2016 11:14 pm
- Forum: Questions & Answers
- Topic: Static class variables in javacard applet
- Replies: 2
- Views: 7260
Static class variables in javacard applet
Hi folks! I have some doubts about static class variables in javacard applet. Q1: Why should I never use static class variables in java card applets or to use it very carefully ? Q2: Why does the Static variables are stored in heap and what are the issues in using them? Hope someone clarify my doubt...