Protocol 0X81 (Diagnostics); Table 75: Protocol 0X80, Structure Of Pdus, Legend; Table 76: Protocol 0X81, Description Of Services; Table 77: Protocol 0X81, Pdu Structure - WAGO 750-632 Manual

WAGO-I/O-SYSTEM 750
750-632 Proportional Valve Module

Table 75: Protocol 0x80, Structure of PDUs, Legend

Description Description
-
TAB
REG
D1
D0
RSP
Note
Overlapping (concurrent) execution of confirmed services is prohibited!
A confirmed service consists of the transmission of a request and the
reception of a reply. Overlapping execution of confirmed services is
prohibited. Once a service request has been transmitted, the reply must first
be received before a further request can be sent.
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11.2.2

Protocol 0x81 (Diagnostics)

This protocol implements the transmission of diagnoses as an unconfirmed
service.

Table 76: Protocol 0x81, Description of Services

Service
Diagnostics
The table below shows the structure of PDUs for this protocol:

Table 77: Protocol 0x81, PDU Structure

Service PDU
Diagnostics
Manual
Version 1.3.0, valid from FW/HW-Version 01/01
This byte is not used by this PDU
Table number
Register number
Parameter, top byte (MSB)
Parameter, bottom byte (LSB)
Reply status:
0x00 Executed successfully
0x01 Execution failed
0x02 Access denied
0x03 Table protected
0x04 Incorrect data length
0x05 Unknown table
0x06 Unknown register
[0x07...0xFF] (reserved)
Description
Transmission of a diagnosis as a message.
Structure of PDU (Bytes 0 ... 5)
0 1 2
0xFF EC1 EC0 0x00
Appendix 111
3 4 5
EQ -