Re: A86: changing a variable to op register
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Re: A86: changing a variable to op register
there is a _rclans routine, by the way
-josh
On Tue, 09 Nov 1999 16:57:02 -0800 Chris Phelps <chicane@reninet.com>
writes:
>
>Richins wrote:
>
>> How would I use a variable, made in TI-OS, in assembly? I want to
>be able
>> to take a letter, compare it, and then return back a number
>associated with
>> that number. I want the letter inputed to be from TI-OS and the
>number
>> returned to work with TI-OS.
>>
>> Thanks
>
>I think you are going to need to clarify. This is what im reading:
>You want to store a 1 byte string, with a single character, and have
>an asm
>program figure out the ascii code, and then store it to Ans or
>something?
>
>This might work (input from Ans:
>
>LookupRoutine:
> ld hl,stringName-1
> rst 20h
> rst 10h
> ret c ;doesnt exist if carry set
> ld a,(_OP1)
> cp $0C
> ret nz ;return if Ans isnt a string
> ld a,b
> ex de,hl
> call _load_ram_ahl
> inc hl
> inc hl ;past the size bytes
> ld a,(hl)
> call _setxxop1 ;think thats the propper call
> call _stoans ;hope thats the right one too.
> ret
>
>StringName:
> .db $03,"Ans"
>
>
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