5-5 controller status read, Controller status read – Omron CQM1H-CLK21 User Manual

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Commands and Responses for Controller Link Units

Section 6-5

tions Controller version number, and the third represents the Unit version
number.

Wired/Optical (response)

The connection method for the Controller Link Unit (wired or optical ring). The
configuration is as follows:

Node Address (response): The Controller Link Unit’s node address is
returned between 01 and 3E Hex (1 to 62).

Unit Address (response): The Unit address set for the Controller Link Unit
(10 Hex + Unit number), is returned in hexadecimal. Even when there is a Unit
number setting error, the Unit address is returned.

Network Address: The Controller Link Unit’s network address, as set in the
routing table, is returned in hexadecimal. When the routing table has not been
set, the address becomes 00 Hex.

6-5-5

CONTROLLER STATUS READ

Reads the Controller Link Unit’s controller status.

Command Block

Response Block

Parameters

Operating status (response): The operating status of the data links as fol-
lows:

00 (Hex): Data links inactive.

01 (Hex): Data links active.

02 (Hex): Local data links not active. (The data links are active in the net-
work, but the local node is not participating.)

Status 1, Status 4, Status 6 (response): Not used by the Controller Link
Unit. Always set to 00 (Hex).

Connection type:
0: Wired
1: Optical ring

– : Not used

Bit

Maximum number of nodes
00: 32 nodes
01: 62 nodes

Command

code

01

06

06

01

00

00

00

00

00

00

Response code

Command

code

Operating status

Status 1

Status 2

Status 3

Status 4

Status 5

Count 1

Count 8

Active node list

Status 6

Total 6 bytes

Total 8 bytes

8 bytes

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