Re: [stella] HMBL 2600 Programmer

Subject: Re: [stella] HMBL 2600 Programmer
From: Manuel Polik <cybergoth@xxxxxxxx>
Date: Mon, 14 Oct 2002 07:58:11 +0200
Hi Kirk

>On the Atari Age Forums, part of my tag line is 
>"humble 2600 programmer", which is kind of funny,
>because right now I'm doing something with the HMBL
>register that's driving me nuts
>
>Included is the latest joustpong code...
>
>when I comment out
>	LDA #%11110000
>	STA HMBL
>it works fine, and my math-based 
>'vertical bounce' routine gives me 
>good results...but when I leave it 
>in there, strange things result, my paddles
>get stuck at certain levels, and don't fall
>with the usual gravity/intertia I have 
>built into it.
>
>Any idea what I'm doing wrong?  Code is 
>included below....

Before even looking at the source:

Compile it again with -v3 and see if you get a "Branch 
out of reach" error.

Greetings,
	Manuel

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