Search

later123654

I think perhapse there are some datas needed to write into NVM and the less command data need less time.
Perhapse, you just change the time distribution framework and it just stagger the import time order of WTX sending and receiving.

later123654

I guess the reason : the reader handle the command as case 1 and refuse the response data from the card.

later123654

I test the code and the command with JCOP card and the question is still exist.
But the command is ok：
the command( 8005000000) can return 256 bytest data.

so you can modify the command.

later123654

I think you set the FWT too little and it make the frame wait time shorter.
You can set the FWT bigger and test again。

later123654

I want to know the value of ATS. can you tell me?

later123654

hello, you can provide your code here which can help me to parse this question.

later123654

method is described as follow: 1. build many functions to get the different formula for java stack size. 2. these fuctions are recursion functions and can use the max java stack size. 3. these functions have the different parameters, which can format the different formula. 4. we can get the approxim...

later123654

you can refer 5.1.2 in 7816-4:
INS indicates the command to process. Due to specifications in ISO/IEC 7816-3, the values '6X' and '9X' are invalid.

later123654

you can use a new API(since jck3.0.4) to get the size: public static void getAvailableMemory(short[] buffer, short offset, byte memoryType) throws SystemException Obtains the amount of memory of the specified type that is available to the applet. Note that implementation-dependent memory overhead st...

later123654

how to judge that the class byte of APDU command is valid? I want to know the answer, please tell me and thanks!

Search found 11 matches

Re: who can help me to resolve the question and thanks

Re: how to solve this question?

Re: how to solve this question?

Re: who can help me to resolve the question and thanks

Re: who can help me to resolve the question and thanks

Re: how to solve this question?

Re: Get JavaCard's Stack Size

Re: T=0 protocol, How to use the correct ins value in the apdu command？

Re: Applet's own space

how to judge that the class byte of APDU command is valid?

Board Disclaimer