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[6] Precautions during control
(1) When step operation is carried out using interpolation control positioning
(2) When the step valid flag is ON, the step operation will start from the
[7] Step function settings
To use the "step function", write the data shown in the following table to the
QD77MS using the sequence program. Refer to section [4] "Using the step
operation" for the timing of the settings.
The set details are validated when written to the QD77MS.
Setting item
Cd.34
Step mode
Cd.35
Step valid flag
Step start
Cd.36
information
: Refer to Section 5.7 "List of control data" for details on the setting details.
data, the step function settings are carried out for the reference axis.
beginning if the positioning start signal is turned ON while "
operation status" is "step standby". (The step operation will be carried out
from the positioning data set in "
Setting
value
Set "0: Deceleration unit step" or "1: Data No.
unit step".
1
Set "1: Carry out step operation".
Set "1: Step continue", depending on the stop
status.
13 - 71
Chapter 13 Control Sub Functions
Cd.3
Positioning start No.".)
Setting details
Md.26
Axis
Buffer memory address
QD77MS2
QD77MS16
QD77MS4
1544+100n 4344+100n
1545+100n 4345+100n
1546+100n 4346+100n
n: Axis No.-1
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