DVP-15MC Series Motion Controller Operation Manual 
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  G Code Functions 
11.6.4.1  G90 (Absolute Mode) 
  Function: After G90 is executed, the terminal position of each axis in G code is based on 0 unit and 
G91 can be used to switch into the relative mode in the process. It is absolute mode for NC program 
by default. 
  Format: N_G90 
  Parameter Explanation: 
  N_:  The row number of G code in NC program 
  Example: 
The initial positions of axis X and Y are both 3000 units and the axis parameters are both default 
values. The G codes to be executed are as follows: 
N0 G90 
N1 G0 X6000 Y6000 
After G codes are executed, the Y/X curve for the whole movement process is shown below: 
X
Position
Y
Position
O
P1
P2
3000
6000
3000
6000