Re: Re_ A82: Assembly programmers? where?


[Prev][Next][Index][Thread]

Re: Re_ A82: Assembly programmers? where?



ok so if I learn ash would I always need to include keys.inc ?

On Tue, 18 Nov 1997 09:45:38 +0100 (MET) Dines Christy Justesen
<c958362@student.dtu.dk> writes:
>There is no OS-82 school available, only Ash and ZShell. There are 
>several
>differnces between Ash and OS82 programming.
>
>Accesing data: If you want to acces data you have to use PROGRAM_ADDR 
>when
>you use OS82.
>
>Jumping/Calling: In OS82 you have to use CALL_() instead of CALL 
>sometimes
>(or JUMP_() instead of JP)
>
>Keydefinitions : Not all the keydifinitions found in the Ash include 
>file
>is found in the os82 include file.
>
>Rom calls: Rom calls are handled differently in Ash/OS82 and not all
>romcalls supported by Ash is supported by OS82.
>
>Names: The rom calls are not all called the same thing in Ash/OS82.
>
>I have never used os82 or written programs for it so i might be wrong, 
>but
>as far as i know these are the differences. Jason and i agreed on 
>using
>relocation in the new shell, so program for that will probably be more
>like Ash programming than Os82 programming. However the differences 
>are
>not very big and if you can program for one shell you can easily learn 
>to
>program for another. So chose what ever shell you like. IF you goto 
>the
>shell school it includes information on how to use PROGRAM_ADDR and 
>tings
>like that.
>
>Dines
>
>_______________________________________
>
>Dines Justesen
>Email: dines@post1.com or
>       c958362@student.dtu.dk
>WWW  : http://www.gbar.dtu.dk/~c958362/
>_______________________________________
>
>On Mon, 17 Nov 1997, Bennie R Copeland wrote:
>
>> just what kind of differences are there in programing between ash 
>and
>> os-82? I wanna learn for os-82 but I have only found the ash school. 
> is
>> the only difference the include files?
>> 
>
>


Follow-Ups: References: