[A83] Re: program counter value

[A83] Re: program counter value

• To: <assembly-83@lists.ticalc.org>
• Subject: [A83] Re: program counter value
• From: Tijl Coosemans <tijl@ulyssis.org>
• Date: Sat, 1 Dec 2001 19:54:42 +0100 (CET)
• In-Reply-To: <F222TYSl1q4gtopWd7K000048d9@hotmail.com>
• Reply-To: assembly-83@lists.ticalc.org

On Sat, 1 Dec 2001, The one and only SUCKER ... wrote:

>
>
> >One way might be to have something like this
> >
> >	call	getPC
> >	[..HL is now PC..]
> >
> >getPC:
> >	pop	hl
> >	jp	(hl)
> >
> >Although I think that if you ask how to get PC, you're not able to use
> >calls, so... you can also use this.
> >
> >	ld	hl,$E9E1
> >	ld	($FE6F),hl
> >	call	$FE6F
> >	[..now HL is PC..]

> Is this 83 and 83+ ??

It should work on both yes. In the second example, the 'getPC' routine
from the first example is relocated to a safeRam area. Then you just call
that routine. Try it with VTI's debugger and you'll see.

Tijl

• [A83] Re: program counter value
• From: "The one and only SUCKER ..." <sucker_pvn@hotmail.com>

• Prev: [A83] Re: program counter value
• Next: [A83] Re: program counter value
• Index(es):
  • Main
  • Thread