How to use numerical control FANUC system G54? Detail is the best.

Find the SET key menu on the Fanuc system operation panel. Press this key to enter G54 to G59, G54, 1p0 1 P48 by default. Each of the above coordinate values records the registered value of the tool setting or working coordinate system of the workpiece being processed, and each one is the same, but there are so many registered places. At the same time, different tool setting values can be registered for different coordinate systems. These coordinates can be selected at will when programming.