Re: Not possible to send two disk drive commands after each other

From: Christian Johansson (c64_at_comhem.se)
Date: 2004-02-08 14:03:47

----- Original Message ----- 
From: "Spiro Trikaliotis" <trik-news@gmx.de>
To: <cbm-hackers@cling.gu.se>
Sent: Sunday, February 08, 2004 11:59 AM
Subject: Re: Not possible to send two disk drive commands after each other


> Hello Christian,
>
> * On Sat, Feb 07, 2004 at 11:12:41PM +0100 Christian Johansson wrote:
>
> > Must there be a pause between the commands for it
> > to work or do I perhaps have to call UNLSN followed by LISTN between the
> > commands or do something else to get it to work?
>
> although I did not test, this is exactly what I suspected after reading
> your previous lines, too. You should remember that a PRINT# does exactly
> send a "Listen", then the string, and then an "Unlisten".
>
> Why don't you just try and tell us if it works that way? ;-)
>

Thank you for the information. I didn't know that the PRINT# command does
that. As I wrote I found that I didn't need to send two commands directly
after each other (the B-P command is superfluous if you always read or write
256 bytes, i.e. one complete block at a time) but I will test it if I get
the time.


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