Posted by christian
(188.8.131.52) on April 29, 2006 at 06:31:14:
In Reply to: Re: Re: writing a binary file on basic card posted by massimilianof on April 28, 2006 at 15:47:40:
Unfortunately there is NO way to transmit more than 255 (or was it 254, I'm not sure here) bytes with one command regardless of whether it's a custom or a built-in command. This is due to limitations in the T=0 and T=1 protocols. You can see that the "Lc" field is only 8 bits long, thus limiting the maximum size of the "IDATA" field.
You'll have to split your request to several "Put" commands. BTW: The correct APDU for FilePut is
Finally, your definition of a file system looks OK to me.