Re: Question about parallel card.

[nathan@visi.com (Nathan Mates)]

In article <1998031821103001.QAA04706@ladder03.news.aol.com>,
BabarStCyr <babarstcyr@aol.com> wrote:
>Are old parallel cards able to send AND receive datas?
>In others words can I do a LDA $CXXX to GET a byte?
>Are they any "standard" programming address for this type of cards?

   From what I've heard, only the Apple II Profile card and the
Grappler+ were bidirectional (send & recieve as you wanted above)
parallel cards for the Apple II. The rest were essentially send only
except for slight handshaking back.

Nathan Mates

--
<*> Nathan Mates http://www.visi.com/~nathan/      <*>
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