This International Standard defines the elements of a set of

post processor statements to be used in numerical control

software. These statements are encoded on 2 000 class

and 20 000 class CLDATA records or their equivalent.

Each processor using one of the ISO numerical control

programming languages shall be capable of producing post

processor command type CLDATA records as defined in

this International Standard.

Each post processor shall be capable of using the post

processor command type CLDATA records defined in this

international Standard as input.

This International Standard does not prescribe

a) the mechanism by which the statements are processed;

b) the medium on which the input language statements

are recorded;

c) the medium and format of output machine control data;

d) the order of statements within a part program.