Re: [OCF] Can I use "80 C0 00 00 XX" as a GET RESPONSE command?

[Jon Barber]

Paul Chen wrote:

This is not conventional or I should say it is
against ISO7816-4 to issue an 80 C0 00 00 XX 
as a GET RESPONSE command.

Why do you say this ?  Generally the class byte is 00 in a get response, 
but there is nothing to stop a card OS to expect a class byte that is 
something else.  I've used cards that expect a class byte of 0x80 in the 
get response, and they fail when the class byte is 00.

Jon.



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