2 explicit response message – Yaskawa JAPMC-CM2304-E User Manual

Page 65

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5.1 Explicit Messages

5.1.2 Explicit Response Message

5-3

5

Explicit Message and Explicit Message Send Function

5.1.2 Explicit Response Message

The explicit response message is written to the area set by PARAM05 (data address) in the parameter list* in the fol-
lowing format.

Œ

For details, refer to the EtherNet/IP Specifications.

∗ Refer to 5.2.4 Parameter List for MSG-SND Function on page 5-10 for information on the parameter list.

„

Example of Vendor ID Read Response Message

The following is an example of an explicit response message for reading the vendor ID when 1000 is set at PARAM05
(data address).

In this case, 8 which includes 6 bytes of response service code, general error code, and extended error code, is written
to PARAM06 (data size).

Offset

Word Address

Meaning

00000

Response service code

00001

General error code

00002

Extended error code

00003

Response message data


Word Address

Explicit Response Message

MW01000

008EH

MW01001

0000H

MW01002

0000H

MW01003

002CH (Vendor ID)

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