Re: [CAD_CAM_EDM_DRO] Re: gcode comments

Alan Marconett KM6VV wrote:

> Ballendo,
>
> So is the ';' not advisable? I want to implement the "stock size"
> also. I have also read (NIST ?) that '/' can be used to "comment out" a
> line. Is this in general acceptance? I like the '()' comments, easy to
> parse. Although I'm inclined to put in "//" or "/* ... */" comments!
> ;>)
>
> Jon E. brought up G92, which is something I had been looking for. His
> description (thank you Jon) also reminded to put in code for limit and
> home switches (not that I've got any switches mounted yet). Seems the
> G92 also saves (to file) the offset of the "new coordinate" to the home,
> so that it can be re-established (hope I got that right).

Yes, that is exactly how it works.

> What I want
> to know, is/are there specific command(s) to "go home" and zero the X/Y
> axis?

No, there is no specific command for either of these. To go to the home
position, you would do a G53 (I think) and then enter X0 Y0 Z0.
To set the current position to zero (in whatever coordinate system you
are now in) enter G92 X0 Y0 Z0.

Jon