[Coco] New CoCo'er, Some Q's and looking for hardware

L. Curtis Boyle curtisboyle at sasktel.net
Wed Feb 24 18:11:45 EST 2016


Most commands are 1b based, but not quite all. Documentation on the DISPLAY commands can be found here:
https://sourceforge.net/p/nitros9/wiki/The_NitrOS-9_Windowing_System/ <https://sourceforge.net/p/nitros9/wiki/The_NitrOS-9_Windowing_System/>

L. Curtis Boyle
curtisboyle at sasktel.net



> On Feb 24, 2016, at 4:54 PM, admin at kd8cgo.com wrote:
> 
> On 02/24/2016 09:33 PM, L. Curtis Boyle wrote:
>> I would suggest width 40 rather than 80. In NitrOS9, if you have the DISPLAY command handy, you can try:
>> DISPLAY 1B 24 1B 20 1 0 0 28 18 2 0 0 1B 21
>> for 40 columns, or
>> 
>> DISPLAY 1B 24 1B 20 2 0 0 50 18 2 0 0 1B 21
>> for 80 columns
>> 
>> L. Curtis Boyle
>> curtisboyle at sasktel.net
>> 
>> 
> 
> Both commands worked swimmingly on the image I'm using, nos96809l2v030300coco3dw.dsk.  I use the dw3doscc3.wav from drivewire.zip to boot from that virtual floppy, seems to work well!
> 
> I'll stick with 40 wide for now, the 80 wide is a bit headache inducing over composite video.  Thanks!
> 
> Is there a command reference for video mode/palette settings for the DISPLAY command floating around?  So far I gather that 1B tells it to write to the screen, but that's all I know for now.
> 
> 
> --John, kd8cgo
> 
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