[Coco] New version of SDC-DOS available

Gary Coulbourne bear at bears.org
Sun Dec 4 14:51:08 EST 2016


I updated my sdc-dos cheat sheet for 1.3...

https://dl.dropboxusercontent.com/u/6334864/cocosdccheat.pdf

Peace,
Gary

> Darren A <mailto:mechacoco at gmail.com>
> Saturday, December 3, 2016 11:05 AM
>
> This is always the predicament when adding extensions to Basic. There are
> so few places in the memory map that may be considered "available" for
> storing new data. Whichever locations I decide to use will inevitably
> conflict with someone else who has chosen the same locations for their
> program.
>
> It appears another update to SDC-DOS will be necessary to resolve the
> conflict with EDTASM 6309, as I certainly do not want to place any
> obstacles in the way of Nick's development efforts.
>
>
> - Darren
>
> Nick Marentes <mailto:nickma at optusnet.com.au>
> Saturday, December 3, 2016 4:02 AM
>
>
>
> Good update Darren.
>
> One BIG problem (for me at least)...
>
> Robert Gault's EDTASM6309 now doesn't work with Drivewire Drives.
>
> This is my program development environment I use for developing 
> software (Pop*Star Pilot) and I normally save my source to a Drivewire 
> drive but now it just crashes spectacularly when I try to access any 
> Drivewire drives.
>
> You'd need to talk to Robert Gault I guess to see how he implemented 
> Drivewire support under the CoCoSDC because it looks like the latest 
> SDC DOS may have shifted the addresses for accessing Drivewire that he 
> used.
>
> It works perfectly for accessing the SD Card mounted drives.
>
> Robert doesn't have a CoCoSDC so he relies on information about where 
> to access it. He can do any tests.
>
> Nick
>
> Darren A <mailto:mechacoco at gmail.com>
> Friday, December 2, 2016 10:42 AM
> An updated SDC-DOS version 1.3 for the CoCo-SDC is now available.
>
> Download link for latest SDCSETUP disk image:
> <https://goo.gl/snV5Mk>
>
>
> New features in this version:
>
> Support for running an "AUTOEXEC.BAS" program at system startup. You can
> hold down the SHIFT key to suppress this.
>
>
> A new EXP command which can be used to quickly mount and run a program 
> like
> the SDC Explorer. Think of EXP as shorthand for Explorer or Express. The
> EXP command is roughly equivalent to the following:
>
> DRIVE 1,"/SDCEXP.DSK" : RUN "AUTOEXEC.BAS:1"
>
>
> The WRITE MEM command will now write to the FE00-FEFF locations in the
> flash banks when running on a CoCo 3. Likewise, the COPY MEM command now
> reads from flash for these locations on a CoCo 3.
>
>
> You can change the machine type for DriveWire communications to something
> other than the one detected by SDC-DOS at startup by entering:
> DEF DW=n
>
> Specify 1, 2 or 3 for n according to the CoCo model whose speed capability
> you want to use:
>
> 1 = 38,400 bps
> 2 = 57,600 bps - requires op-amp replacement on CoCo 1
> 3 = 115,200 bps - allowed only on a CoCo 3
>
>
>
> - Darren
>

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