[Coco] Strange behavior in MESS

Steve Bjork 6809er at srbsoftware.com
Wed Jul 6 23:47:02 EDT 2011


I've not used mess in years because it's all mess up!

The VCC runs the program just find.  Have you looked into using the 
VCC?  After all it does not have the problems the mess has and VCC works 
fine on most modern computer.

But the real question, have got the mess to run other programs?  If you 
only program (so far) is this simple test case, try other to make sure 
your version of mess works on your computer.

Steve


On 7/6/2011 8:25 PM, Bob Devries wrote:
> If I try your programme in the VCC emulator, it can be run multiple 
> times with no ill effects.
>
> Regards, Bob Devries
> Dalby, QLD, Australia
>
> ----- Original Message ----- From: "T. Franklin" <tim at franklinlabs.com>
> To: <coco at maltedmedia.com>
> Sent: Thursday, July 07, 2011 12:48 PM
> Subject: Re: [Coco] Strange behavior in MESS
>
>
> WOW Did that e-mail get MESSed up (pun intended). Let's clean it up so 
> we all can read it. I don't know what happened.
>
> ----------------------------------------------------------------
> Hey all,
>
> Has anyone ever seen this before? I'm writing a game in assemblers 
> using MESS to debug. I made a small function to set all the palette 
> registers to black (screen blanking). In mess, it seemed the CPU 
> (emulation) was locking up. It wasn't. So, I wrote a test program in 
> basic and something strange is happening
>
> 10 FOR X=0 TO 15
> 20 POKE &HFFB0+X,0
> 30 NEXT
>
> I run the program and all is well. The screen goes to black. I blindly 
> type RGB and everything returns as expected. Run the program again and 
> BLAM!! It appears to lock up. But, it's not. You blindly type anything 
> (CLS then "Junk" then ENTER). The screen doesn't show anything but the 
> original RUN command. Blindly type RGB and the locked up screen goes 
> away and the screen with the CLS and "Junk" displays.
>
> Can anyone duplicate this or is it just me?




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