[Coco] How to get to 80-col mode on Coco 3?

[chawks at dls.net]

On Thu 31/03/11 12:30 PM , Blake Patterson blakespot at gmail.com sent:
> I just got my s-video adapter from HawkSoft -- super happy!
> 
> Now, how do I go into 80 col mode from standard CoCo 3 BASIC? I don't
> yet have the SD Drive Pak and no software, really. But I want to see
> how it looks.

    width 80

    or 40 or 32


Chris