Fwd: Re: [Coco] DLOAD

[Roger Taylor]

>Date: Tue, 21 Mar 2006 22:46:34 -0600
>To: Boisy Pitre <boisy at boisypitre.com>
>From: Roger Taylor <webmaster at coco3.com>
>Subject: Re: [Coco] DLOAD
>
>At 06:55 PM 3/21/2006, you wrote:
>>Roger,
>>
>>I've been watching your posts about DLOAD and struggling to get it
>>working.  It is quite a learning exercise to delve into this stuff; I
>>know, I did it myself.  The frustration that I encountered led to me
>>creating DriveWire.
>>
>>I'm not sure if you are just tinkering or are actively involved in
>>researching for a product, but since DLOAD is basically decapitated
>>on the CoCo 3, and only supports at 1200 baud at best on a CoCo 2
>>(and that is unreliable), my suggestion is to abandon using DLOAD.
>>The routines that I developed for DriveWire work well, and depending
>>on what your goal is, may be something to fit the bill.  After all,
>>getting 38400 bps on a CoCo 2 and 57600 bps on a CoCo 3 is way better
>>than 1200bps.
>>
>>What exactly are you trying to use DLOAD for?
>>
>>Boisy
>
>
>For the guy asking what DLOAD is:
>
>DLOAD and DLOADM on an ECB 1.1 CoCo 1 or 2 works the same as the LOADM and 
>CLOADM command except it looks for the file data over the bitbanger 
>port.  That is, you can "LOADM" machine language code from another 
>computer, like a PC running the DLOAD.EXE server program.
>
>What kind of code can you DLOADM in?  The same games and BASIC programs, 
>etc. that already exist that can be LOADMed from disk, or CLOADMed from 
>tape.  DLOADM uses the same ML record format.
>
>Boisy,
>
>I'm researching for many purposes.  I'd also like to solve this crazy 
>DLOAD/M bug that screams of a timing loop problem or perhaps the PIA is 
>set up too quickly before the first protocol code (138) is sent out over 
>the bitbanger port.  Also, DLOAD is the CoCo's built-in way of requesting 
>files from a remote server and I plan to add a feature or two to Portal-9.
>
>I'm already doing 2-way communications at 38400bps with the CoCo 2 over 
>the bitbanger port, btw.
>


-- 
Roger Taylor