[Coco] Drivewire 3 issues

Christian Lesage hyperfrog at gmail.com
Thu Apr 2 14:27:42 EDT 2009


Arthur Flexser wrote:
> To run code in a ROM pack, you have to be in ROM mode, which is
> inconsistent with having Super Extended Basic available.  Maybe you
> could block move the code to low memory and run it from there in the
> RAM/ROM mode.
>   

It works now. If my memory serves me well, the CoCo 3 copies all ROM 
(including the disk controller ROM or, in my case, the ROM I put in a 
ROM Pak) to RAM on startup, and patches the code once it is in RAM. 
However, as Boisy pointed out, if you want such a behavior to happen, 
your ROM Pak should not be made to autostart.

Christian

> Art
>
> On Thu, Apr 2, 2009 at 1:04 PM, Christian Lesage <hyperfrog at gmail.com> wrote:
>   
>> Hi all,
>>
>> I just got Drivewire 3 burnt onto an EPROM and put it in a ROM Pak. It is a
>> great product and a marvelous gift to the CoCo community. Thanks Cloud-9!
>>
>> I have two issues with Drivewire 3:
>>
>> 1. Is it just me, or DW3 disables the CoCo 3 "Super" Extended Color Basic?
>> The startup message reads:
>>
>> DISK EXTENDED COLOR BASIC 1.1
>> COPYRIGHT (C) 1982 BY TANDY
>> UNDER LICENSE FROM MICROSOFT
>>
>> HDB-DOS 1.1D DW3 COCO 3
>>
>> The SECB commands are all disabled. I especially miss WIDTH and PALETTE
>> (since I use a monochrome monitor). More importantly, some games have a
>> Basic loader containing SECB tokens, and I cannot run them for this reason.
>>
>> 2. I tried booting NitrOS-9 using the "nos96809l2_dw3.dsk" disk image. It
>> does boot, but it doesn't allow me to input anything from the keyboard.
>> However, I noticed the CoCo sends TIME requests to the DW3 host every
>> minute, so I guess it is not frozen. Well, it's been 20 years or so since I
>> last played with OS-9, so maybe there's a magic keystroke I don't remember.
>>
>> Thanks,
>>
>> Christian
>>
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>>
>>     
>
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