Slave Object Settings - Mitsubishi Electric MELSEC iQ-R Series User Manual

Slave object settings

In the motion system, the data that sends/receives information to/from the connected device in the motion operation
processing is called a slave object.
With slave object settings, the motion system can be customized to adjust to the slave device by setting the data related to the
slave device to the slave object.
For one slave object, set as the following.
Setting item
Each slave object name
Settable data by the axis type and the slave object is shown below.
Axis type
Real drive axis
*1 For details of slave object attribute, refer to the following.
Page 46 Slave object list
*2 When the slave label is specified, refer based on data the applicable label is assigned to.
1 AXIS SETTING
44
1.4 Axis Assignment
*1
Slave object attribute
PDO mapping Access
TPDO RO
RPDO RW
No RO
RO
Setting value
Specifies the target data to set. The following items can be specified.
• No setting
• Object INDEX
Specified by INDEX, sub INDEX, and the number of bytes
• Link device
• Slave label
• Buffer memory
• Device
• Label
• Constant
For details of the format to specify the data, refer to the following.
Page 358 TARGET_REF structure
Settable setting value in the slave object setting (other than no
*2
setting)
Setting value
Object INDEX
Object INDEX
Object INDEX
Buffer memory device
Internal address constant
Object INDEX
Buffer memory device
Internal address
Restriction for combination with other
settings
Only objects registered in the mapping setting
for input (the slave to the controller) in the
"PDO mapping setting".
Only objects registered in the mapping setting
for output (the controller to the slave) in the
"PDO mapping setting".
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