IFM Electronic AL1122 - Page 103

103
ifm Operating Instructions IO-Link Master with EtherNet/IP interface StandardLine 8 Ports IP 65 / IP 67 (AL1122) 2017-05-31
Appendix
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Example: changing the parameter value of an IO-Link device
23109
Task: changing the parameter X of an IO-Link device
 IO-Link device in the port: 0x03
 Parameter X in the object directory of an IO-Link device: Index: 91, sub-index 5
 new parameter value: 0xABCD
From this, the following results for the configuration of the EtherNet/IP command Message (MSG):
CIP format
Data type
MSG Config
Description
Class ID
UINT
0x80
IO-Link acyclic access
Instance ID
UINT
0x01
IO-Link master
Attributes
USINT
0x03
Port number
Service code ID
USINT
0x4C
Service "ISDU_Write"
User specific service data
UINT
0x005B
IO-Link ISDU object index
USINT
0x05
IO-Link ISDU object sub-index
USINT
0xAB
New parameter value (MSB)
USINT
0xCD
New parameter value (LSB)
After successful execution of the request, the response area has the following content:
CIP format
Data type
MSG Config
Description
Class ID
UINT
0x80
Object class "IO-Link Requests"
Instance ID
UINT
0x01
IO-Link master
Attributes
USINT
0x03
Port number
Service code ID
USINT
0x4B
Service "ISDU_Write"
Error code
USINT
0x00
Request processed successfully
Extended error code
USINT
0x00
--
If an error occurs while the request is executed, the response area has the following content:
CIP format
Data type
MSG Config
Description
Class ID
UINT
0x80
Object class "IO-Link Requests"
Instance ID
UINT
0x01
IO-Link master
Attributes
USINT
0x03
Port number
Service code ID
USINT
0x4B
Service "ISDU_Write"
Error code
USINT
0x1E
Error code: Embedded Service Error
Extended error code
USINT
0x00
--
User specific service data
USINT
e.g. 0x04
IO-Link error code: wrong parameter
USINT
e.g. 0x27
Additional code