Re: What is G-Code really? (Was Gerber to final PCB)

The 'Tool File' in most RS-274D implementations contains the
necessary 'aperture' information. RS-274X is an extension to the
standard, that as one of its features includes the apertures in the
main file.

At least this is how I understand it.

Tony


--- In CAD_CAM_EDM_DRO@yahoogroups.com, "ghidera2000"
<ghidera2000@y...> wrote:

> I just finished a chat with a Gerber format expert and he's telling
> me that its not possible for G-Code to be 274-D because 274-D has

no

> aperature information in it. Only 274-X has enough information to
> actually mill a workpiece without a human operator to set the
> aperatures manually.
>
> Or is G-Code based on and extended from 274-D?