G90 and G91 Absolute and Incremental Mode
Overview
These G codes specify whether dimension values following an axis address are given in an absolute value (G90) or incremental value (G91).
Command Format
-
Syntax
:
G90orG91
Examples
-
G90 X10 Y10- Moves the X and Y axes to 10
- G90 and G91 are modal G codes belonging to the 03-group. If G90 and G91 are specified in the same block, the one specified last is used.
- The default value at startup is G90
- Absolute/Incremental mode does not affect the IJK offset values for G02 and G03 arcs.
- G90/G91 has priority over positioning commands and others. See G-Code Priority for more info.
- G-Code Priority G-Code Command Priority
- G01 G01: Linear Move