[Coco] starting HDBDOS with the 'DOS' command

Stephen Fischer SFischer1 at Mindspring.com
Mon May 14 22:22:23 EDT 2018


That was the program I used, remember that track 34 on a floppy is 
written by the program. When "DOS" is typed track 34 is read in and 
executed. What you typed in is then passed to DECB.

Perhaps someone can do a quick disassembly of the part that is executed 
when you type DOS showing how your commands are passed to DECB.

Remember, "Floppy Disk"!

SHF


On 5/14/2018 6:57 PM, rietveld rietveld wrote:
> I just typed this program in. It works well.   I just can't launch the program using my  DISK DIR Menu.   I don't think the file that is created is an executable. BIN
> 
> Sent from my BlackBerry Passport Red Edition.
>    Original Message
> From: Stephen Fischer
> Sent: Monday, May 14, 2018 5:13 PM
> To: coco at maltedmedia.com
> Reply To: CoCoList for Color Computer Enthusiasts
> Subject: Re: [Coco] starting HDBDOS with the 'DOS' command
> 
> 
> Rainbow November 1984 makes it even easier.
> 
> Schrag, Roger. "A special use for the DOS command."
> (1984, November) 140*
> 
> Another quick find using the "Rainbow Text Searchable Index v1.pdf"
> 
> SHF
> 
> 
> On 5/13/2018 9:51 PM, rietveld rietveld wrote:
>> I use HDB-DOS and a Disto HARDDRIVE controller to run my HD setup
>>
>>
>> I dont have an EPROM with HDB-DOS on it for my controller, so I have been loading HDB-DOS from floppy and launching it .
>>
>>
>> I type
>>
>>
>> LOADM "HDBDOS.BIN"  <ENTER>
>>
>> EXEC                                   <ENTER>
>>
>>
>> This works fine but I thought it would be slicker to just be able to type
>>
>>
>> DOS  <ENTER>
>>
>>
>> SInce typing 'DOS' tells the computer to read track 34 of disk 0 ; I just added the ' LOADM "HDBDOS.BIN":EXEC' to that track of the floppy disk.  Now when I type 'DOS' the computer reads track 34 and launches HDBDOS.
>>
>>
>> This does not really save much time but does look a bit slicker
>>
>>
>>
>>
>>
> 
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