Re: G code

--- In CAD_CAM_EDM_DRO@yahoogroups.com, Jon Elson <elson@p...> wrote:

>
>
> shelbyshepherd2002 wrote:
>
> >Hi
> >
> >What is the G code command line prior to the line "G54 X0 Y0 Z0"

to

> >HOME the table first?
> >
> >
> You don't even say what software you're using!
>
> Most controls don't have a G-code to do the home function.
> It is done manually, after placing the machine in the correct
> position relative to the home switches. (ie. most software
> always approaches the home switch from the same direction.)

Most controls do have a command for homing. On Fanuc it is with
G27, G28, and G29, each with it's own capability.

I thought that I heard about a MaxNC home check command, but G61
isn't quite it. Something like that though.

G28 on Ahha for sure.

Fred Smith - IMService