Re: A86: Disabling timer interrupts - Calc OFF sequence comments

To: assembly-86@lists.ticalc.org
Subject: Re: A86: Disabling timer interrupts - Calc OFF sequence comments
From: Dux Gregis <assets@eden.rutgers.edu>
Date: Thu, 28 May 1998 10:55:37 -0400
Delivered-To: assembly-86-outgoing@towerguard.unix.edu.sollentuna.se
References: <002701bd8a21$822d4280$04f3ffd0@matt>
Reply-To: assembly-86@lists.ticalc.org

> I also got an IM 2 set up working for a game that Dux is working on. And it
> ends the interrupt at the end, it doesnt jump to $38
> Notice two bytes need to be sent to Port 3, either $09 $0B (ON key has been
> pressed) or $0A $0B (ON key has not been pressed). This appears to signal to
> the TI hardware whether or not the ON key interrupt "has been handled". I am
> not exactly sure though, I would love some elaboration

Here's a super, super, super fast grayscale routine using im2.

Warning: Could not process part with given Content-Type: application/x-unknown-content-type-asm_auto_file; name="gray.ASM"

References:

A86: Disabling timer interrupts - Calc OFF sequence comments

From: "Matt2000" <matt2000@gte.net>