Re: Directory versus load

From: Andre Fachat (a.fachat_at_gmx.net)
Date: 2000-08-19 23:25:11

Hi Ruud,

I have not been running into this with VICE, but with my PC IEEE488
interface -
DIR is horribly slow, exaclty because it is using CHKIN/BASIN/CLRCH I/O.
And each time the PC gets an attention, my interface is (sue to polling)
not very fast there...

Andre

g.j.p.a.a.baltissen@kader.hobby.nl wrote:
> 
> Hallo allemaal,
> 
> I was doing again some research for my PC-IEEE interface. By tapping the
> IEEE-bus with my LPT-port, I could read the signals exchanged by my 8032 and
> 4040. But all the characters were preceeded by the three characters "_", "H",
> and "'" ($5F, $48 and $60).
> 
> As I was not sure how to interpred the above, I used the command load"$pc*",8
> instead of the usual directory. BIG suprise !!! The three characters were gone
> and I could read the bytes as I was used to with X1541.
> 
> Until now I thought that directory was translated to load"$",8. But it seems
> not to be true, at least for the IEEE-drives. Can anybody tell me more about
> this?  In this case I was thinking of you Andre, because you must have run into
> this with VICE.
> 
> Groetjes, Ruud
> 
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