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PRS-7910

PRS-7910 41

9.5.2 Link Layer Functions

Please see the DNP3.0 protocol standard for the details about the linker layer functions.

9.5.3 Transport Functions

Please see the DNP3.0 protocol standard for the details about the transport functions.

9.5.4 Application Layer Functions

9.5.4.1 Function Code

Table 9.5.1 Function Code

Function Code

Function

0 (0x00)

Confirm

1 (0x01)

Read

2 (0x02)

Write

3 (0x03)

Select

4 (0x04)

Operate

5 (0x05)

Direct Operate

6 (0x06)

Direct Operate No Acknowledgment

13 (0x0D)

Cold Restart

14 (0x0E)

Warm Restart

20 (0x14)

Enable Unsolicited Responses

21 (0x15)

Disable Unsolicited Responses

22 (0x16)

Assign Class

23 (0x17)

Delay Measurement

9.5.4.2 Supported Object List

The supported object groups and object variations are show in the following table.

Request: Master may issue/Outstation shall parse

Function code: decimalism

Qualifier code: hexadecimal

Response: Master shall parse\Outstation may issue

Function code: decimalism

Qualifier code: hexadecimal

9.5.4.3 Communication Table Configuration

This relay now supports 4 Ethernet clients and 2 serial port clients. Each client can be set the DNP

related communication parameters respectively and be selected the user-defined communication

table. This relay supports a default communication table and 4 user-defined communication tables,

and the default communication table is fixed by the manufacturer and not permitted to configure by

Brand	CYG
Model	PRS-7910
Category	Network Hardware
Language	English

CYG PRS-7910 User Manual

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CYG PRS-7910 Specifications