Mastering Fanuc CNC Custom Macros Fanuc Custom Macro B is a powerful parametric programming language that allows you to automate repetitive tasks, create custom canned cycles, and build flexible "families of parts" programs. Unlike standard G-code, macros use , mathematical expressions , and logic to make your CNC machine far more efficient. Core Components of Custom Macros
: Temporary values used only within the macro; they reset when the program ends. Fanuc CNC Custom Macros
: These interface directly with the machine to read positions, tool offsets, or alarms. Mastering Fanuc CNC Custom Macros Fanuc Custom Macro
: Shared across programs; #500 and up typically stay in memory even after the machine is turned off. : These interface directly with the machine to
: Commands like IF , THEN , GOTO , and WHILE allow the program to make decisions or repeat sections (loops) based on specific conditions. Key Benefits of Macro Programming Variables? Macros? - Post Processor Development Forum