Thanks, I see more or less what's going on. Besides of nobody's answers...how stupid is to have free software for which no free hardware can be found?
On 6/30/10, Luisa <[email protected]> wrote: > Hello, > > In my spare time, I'm trying to make a smart card reader, for which > I'm using an 8 bits microcontroller. > > I've written a state machine within a timer interrupt which strictly > implements the iso7816 as I could read of it here: > > http://www.cardwerk.com/smartcards/smartcard_standard_ISO7816.aspx > > However, I'm not even getting an ATR out of the card. > > Although I don't have oscilliscope or logic analizer, I've revised my > code and my hardware setup as many times as I can remember. Also, > since I begun with hardware testing, use to check the card I'm using > for it frequently at a friend's home, where her reader says my card is > ok. > > I'm begining to suspect that I'm either missing something completely > obvious for the score, or that nowaday's cards don't make use of the > standard above mentioned (at least not how it's explained on the link > above). > > So I was just wondering if anyone could provide some hints or > insigths? Also, is there any known open reader with firmware available > somewhere? (doesn't matter processor, protocol or whatsoever, just > tryng to catch what I'm doing wrong here) > > I've seen some on the net, but all of them offering support for memory > cards (of the sort of Siemens SLE chips), rather than proper iso7816 > ones, and so the reset sequence is not the same as described in the > above standard. > > Thanks, > > Luisa > _______________________________________________ Muscle mailing list [email protected] http://lists.drizzle.com/mailman/listinfo/muscle
