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Revision to Using mesh bed compensation

Jason Znack

[code]M557 R130 S20 ; probe within a radius of 130mm from the centre with a mesh spacing of 20mm[/code]
-There is a firmware-dependent limit on the number of probe points allowed. If you exceed that limit, an error message will be returned when you run the M557 command, and you should increase the mesh spacing (S parameter) to reduce the number of probe points.
+There is a firmware-dependent limit on the number of 441 probe points allowed. If you exceed that limit, an error message will be returned when you run the M557 command, and you should increase the mesh spacing (S parameter) to reduce the number of probe points.
== Probe the bed ==

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