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Revision to Centering the bed or setting the bed origin

David Crocker

== Introduction ==
-With most printer geometries you can choose where on the bed the origin (the X=0 Y=0 point) will be. There are two common choices;
+With most printer geometries you can choose where on the bed the origin (the X=0 Y=0 point) will be. There are two common choices:
# X=0 Y=0 is at the centre of the printable area. This has a number of advantages, in particular GCode files are more portable between different printers.
[/code]
+or alternatively when using firmware 2.02 or later:
+
+[code]M208 X-108:100 Y-100:102 ; set axis limits[/code]
+
2. If instead we want to make X0 Y0 the corner of the bed then we would use:
M208 S1 X200 Y202 ; set axis upper limits
[/code]
+
+or if using firmware 2.02 or later:
+
+[code]M208 X-8:200 Y0:202 ; set axis limits[/code]
Notes:

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