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12  DATA USED FOR POSITIONING CONTROL
12.8  Control Data
[Cd.43] Simultaneous starting axis
 • Set the number of simultaneous starting axes and target axis. When "2" is set to the number of simultaneous starting axes, 
set the target axis No. to the simultaneous starting axis No. 1. When "3" is set to the number of simultaneous starting axes, 
set the target axis No. to the simultaneous starting axis No.1 and 2. When "4" is set to the number of simultaneous starting 
axes, set the target axis No. to the simultaneous starting axis No.1 to 3.
 • When the same axis No. or axis No. of own axis is set to the multiple simultaneous starting axis No, or the value outside the 
range is set to the number of simultaneous starting axes, the error "Error before simultaneous start" (error code: 1990H, 
1991H) occurs and the operation is not executed.
Do not set the simultaneous starting axis No.2 and 3 for 2-axis interpolation, and do not set the simultaneous 
starting axis No.3 for 3-axis interpolation. The setting value is ignored.
Fetch cycle: At start
■Setting value
 • Set with a hexadecimal.
 • Buffer memory address
Refer to the following for the buffer memory address in this area.
Page 392 Control data
Setting
value
H
Simultaneous starting axis No.1
00 to 0F: Axis 1 to Axis 16
Simultaneous starting axis No.2
00 to 0F: Axis 1 to Axis 16
Low-order buffer memory
Simultaneous starting axis No.3
00 to 0F: Axis 1 to Axis 16
Number of simultaneous starting axes
2 to 4: 2 axes to 4 axes
Setting
value
H
High-order buffer memory