Re: PET kernal routines

From: ocleide_at_earthlink.net Date: Thu, 13 Apr 2017 14:05:34 -0500 (GMT-05:00) Message-ID: <5362410.2677.1492110335301@mswamui-swiss.atl.sa.earthlink.net>

Thanks 'smf'

Good idea. If the TIM's "CRLF" routine was simply to send a 'Return' then I don't see why it would not work as you describe. I will give it a check later on today.

-----Original Message-----
>From: smf <smf@null.net>
>Sent: Apr 13, 2017 1:49 PM
>To: cbm-hackers@musoftware.de
>Subject: Re: PET kernal routines
>
>It looks like 04F2 is part of the cassette loaded TIM, while FFD2 is in 
>the kernal rom.
>
>If you don't have the routine in the version of TIM you have then 
>something like this might do it:
>
>04F2:
>LDA #$0d
>JSR $FFD2
>RTS
>
>You could of course put it wherever you want. You might need to call 
>FFD2 with $0a as well, but I have a feeling that $0d was enough.
>
>On 13/04/2017 14:04, Paul Schmidt wrote:
>> ogram. The Upgrade ROM
>> version of the PET memory map shows that area of memory being unused and
>> available for RAM expansion. And it seems odd that for a 'tiny' monitor
>> program, two of its internal routines would be so widely spaced in memory at
>> $04F2 and $FFD2.
>
>
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