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CGW-MB Installation and Users’ Manual | P/N:LS10248-000HW-E | REV.G | JUL/31/2022
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Read Device Identification (0x2B/0x0E)
Modbus Communications
7.22.3 CLSS Gateway mainboard Information Input Registers
The CGW-MB records some status and configuration information for debugging and
technical support purposes. This information is stored in some Reserved CLSS Gateway
mainboard registers as outlined below.
•
CLSS Gateway mainboard Modbus Address
•
CLSS Gateway mainboard IP Address
•
CLSS Gateway mainboard Version Number
7.22.4 Node Status Details
Each nodes status is represented by a bit in a register. If the bit is set, the node is on line.
Below table provides an example of how this is represented in a register.
7.23 Read Device Identification (0x2B/0x0E)
This function code allows reading the identification and additional information about the
CGW-MB.
NOTE:
Information/debug values are used by the CGW-MB Unit ID only. All other nodes
reject reads in this address range.
Table 7.33: CLSS Gateway mainboard Information Input Register Addresses
Start Address
End Address
Description
360001
360100
Information/Debug information
320001
320015
Node Status:
1 = On Line
0 = Off Line
The CGW-MB tracks status of network nodes
under Modbus feature monitoring.
360016
360016
CLSS Gateway mainboard major version
number
360017
360017
CLSS Gateway mainboard minor version
number
360018
360018
CLSS Gateway mainboard feature number
360019
360019
CLSS Gateway mainboard build number
Table 7.34: Node Status Example
Bit Number
Address
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
320001
N16
N15 N14 N13 N12 N11 N10
N9
N8
N7
N6
N5
N4
N3
N2
N1
320002
N32
N31 N30 N29 N28 N27 N26 N25 N24 N23 N22 N21 N20 N19 N18 N17
Table 7.35: Read Device Identification (Ox2B/OxOE)
Object
ID
Object Name /
Description
Value
0x00
VendorName
Notifier
0x01
ProductCode
1
0x02
MajorMinorRevision
V1.0 (
Example
)
0x03
VendorUrl
0x04
ProductName
Modbus CLSS
Gateway mainboard
0x05
ModelName
Modbus CLSS
Gateway mainboard