This would be handled by the machine controller. It may be referred to as look-ahead. Check the manual for the Multicam controller. I came across this in the Multicam marketing material:
© 2006 MultiCam L.P. All Rights Reserved.
The MultiCam Controller is a powerful, stand-alone, 32-bit, simultaneous 4-axis CNC system using 64-bit motion algorithms that give our CNC machines unsurpassed high-speed performance. Our controller operates on industry standard M & G codes and can interpret HPGL (Hewlett Packard Graphics Language) as well. Features include 12 MB of program memory coupled with standard DNC, a 1,000 line program look ahead and unlimited file size.
Our Controller has the most user-friendly interface in the industry. It includes our easy-to-use keypad interface and our exclusive Productivity Software Suite (PSS). The PSS offers everything you need to
transform your ideas into results including DNC, Job Editor, Job Reporter and Motion Mechanic software programs. Extend the capabilities of the MultiCam Controller by adding the optional Advanced Graphical CNC user interface. This option gives the machine operator more control at the machine including real time graphical feedback, advanced file editing and optional parametric macros.
- Randall Newcomb
10 fingers in, 10 fingers out - another good day in the shop