Re: [CAD_CAM_EDM_DRO] Re: Re: List of Gcode "flavors"

diazden wrote:

> Ballendo;
> let me put my 2 cents worth on this matter
> one of the most useful features of the big machines is the ability to
> be able to
> perform calculation blocks, just the other day I have to make a 475
> tooth gear
> as 475 is not divisible by 360 I could not use incremental because the
> error will
> creep and about 380th tooth it would be 1\2 tooth out , so I either
> have to
> put 475 lines of code or with about 4 lines on a good calculation
> block it
> will do the job perfectly , and it did it ,so now I can use that
> program to do any
> number of divisions just by changing a few parameters in the program

EMC has this feature, but it is not well documented.

The syntax is :

[#101 = 123.456] to set variable 101 to 123.456

G01 X[#101] Y2.3 to use variable 101 as the X coordinate

[#101 = #101 + 0.005] to change the value in variable 101

(I think this is the correct syntax, I'm going from memory)

Jon