Re: A86: Simple TI-85 Question
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Re: A86: Simple TI-85 Question
no, I meant, if it says: "ld de, (PROGRAM_ADDR)" in a 85 program, what
would it's equilivant be for the 86?
Same with:
call find_pixel
ld (ZS_BITS), a
I'm porting a 85 game to the 86, that is why I need to know. Thanks.
Pat
________________
pat@jalyn.com
http://come.to/patj/
-----Original Message-----
From: CashOnly@aol.com <CashOnly@aol.com>
To: assembly-86@lists.ticalc.org <assembly-86@lists.ticalc.org>
Date: Sunday, August 09, 1998 10:27 PM
Subject: Re: A86: Simple TI-85 Question
>
>> VIDEO_MEM
>>
>> (PROGRAM_ADDR)
>>
>> (ZS_BITS)
>
>The VIDEO_MEM is the equivalent to $FC00 on the TI-85. That is basically
the
>lcd screen memory. 1024 bytes long.
>
>PROGRAM_ADDR is the address of the program. ZShell, or some other shell,
sets
>this before running a program. This is used in all JUMPs, some LDs, and
CALLs.
>This was mainly used before relocation. The actual address in PROGRAM_ADDR
is
>acually the byte after the description. Usually after the 0 in the string
>file.
>
>ZS_BITS is a bit that you can set to tell ZShell to recalculate the
checksum.
>This isn't supported by most other shells on the 85, and is not real
>important.
>
>I hope that helps. I program for the 85, so if you have any further
questions
>I will try to answer them :)
>
>-------
>NAME : Mikel Blanchard, President of Macross Software
>WEB : http://MacrossSoftware.home.ml.org/
>EMAIL : cashonly@aol.com
>ICQ : 3033904 (CashOnly)
>