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Re: Grappler+ as IO card?

Subject: Re: Grappler+ as IO card?
From: David Wilson <mcs6502@gmail.com>
Date: Wed, 30 Apr 2008 07:36:00 -0700 (PDT)
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On Apr 30, 9:01 pm, Sir Morris <charlie_rob...@hotmail.com> wrote:
> > the only bi-directional parallel card I know of is the Apple Parallel
> > Interface Card...
>
> Then I think it's about time there was another one ;)

I have an Automatic Ice printer card which consists of an EPROM and a
6821 PIA. If the ROM code does not support bi-directional
communication it only needs an application to re-program the data
direction registers in the PIA to get 8-bit parallel input.

References:
- Grappler+ as IO card?
  - From: Sir Morris <charlie_robson@hotmail.com>
- Re: Grappler+ as IO card?
  - From: aiiadict@gmail.com
- Re: Grappler+ as IO card?
  - From: Sir Morris <charlie_robson@hotmail.com>

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