Attribute 9-device pdi length, Attribute 10-device pdo length, Attribute 11-pdi data block length – Comtrol IO-Link Master EIP-4 User Manual

Page 39: Attribute 12-pdo data block length, Attribute 13-input assembly pdi offset, Attribute 14-input assembly pdo offset

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IO-Link Master EtherNet/IP Reference Manual: 2000589 Rev. A

Chapter 3. EtherNet/IP CIP Object Definitions - 39

Attribute 9-Device PDI Length

3.1.4.9. Attribute 9-Device PDI Length

3.1.4.10. Attribute 10-Device PDO Length

3.1.4.11. Attribute 11-PDI Data Block Length

3.1.4.12. Attribute 12-PDO Data Block Length

3.1.4.13. Attribute 13-Input Assembly PDI Offset

3.1.4.14. Attribute 14-Input Assembly PDO Offset

Data

Attribute 9 - Device PDI Length Description

INT (0-32)

Requested from ISDU block index 0, sub-index 5. Contains the
number of PDI data bytes provided by the IO-Link device.

Data

Attribute 10 - Device PDO Length Description

INT

Requested from ISDU block index 0, sub-index 6. Contains the
number of PDO data bytes required by the IO-Link device.

Data

Attribute 11 - PDI Data Block Length Description

INT

The configured PDI block length in units based on the configurable
PDI data format (8-bit, 16-bit, 32-bit). This contains the PDI block
header, (port status, auxiliary bit, event code) status and the PDI
data.

Data

Attribute 12 - PDO Data Block Length Description

INT

The configured PDO data block length in units based on the
configurable PDO data format (8-bit, 16-bit, 32-bit). Depending on
the configuration, this may include both the returned event code and
the PDO data.

Data

Attribute 13 - Input Assembly PDI Offset Description

INT

Based from the start of the first Input Assembly instance, the PDI
data block’s offset for the corresponding port’s PDI data block.

This index is based on the configurable PDI data format (8-bit, 16-
bit, 32-bit). To use this offset effectively, it is recommended to set IO-
Link Master PDI and PDO data as well as the Class 1 I/O connection
all to the same data format.

Data

Attribute 14 - Input Assembly PDO Offset Description

INT

Based from the start of the first Input Assembly instance, the PDO
data block’s offset for the corresponding port’s PDO data block.

This index is based on the configurable PDO data format (8-bit, 16-
bit, 32-bit). To use this offset effectively, it is recommended to set IO-
Link Master PDI and PDO data as well as the Class 1 I/O connection
all to the same data format.

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