Printrbot G Code Calibration

From myWiki

This G code commands displays the current settings of your Printrbot.

M501

This G-code command sets the Z axis offset at negative 0.2mm.

M212 Z-0.2

This G code command saves the new value to your Printrbot.

M500

This G code commands displays the current settings of your Printrbot.

M501