Write Single Input Register Command (0X06) - Siemens SINAMICS PERFECT HARMONY GH180 Function Manual

Modbus Ethernet Communication
4.5 Functions
Note
For responses received from the drive such as in Table
(RX) from Drive , the keypad parameter 'Velocity Units' (9080) is set to "Percent" by default.
Scaled values differ depending on how this parameter is configured. This is described in Table
Configure Parameters Menu (9902) in Section Parameter assignment/addressing .
Refer to Table
scaling.
4.5.2

Write Single Input Register Command (0x06)

Description
The "write input register" command allows the Modbus master to write a value to a specified
input register in the drive.
Example
A sample of a "write input register" request to write a value to register 40067 and the associated
response, in hexadecimal, is given below.
Write Input Register Command
TX (Request)
RX (Response)
The meaning of the sample request and associated response is detailed in the following table.
Request Details
Table 4-27 Write Input Register Request (TX) from Master
Field Name
Slave Address
Function
Register Address (high)
Register Address (low)
Preset Data (high)
Preset Data (low)
104
General Data Register Assignments in Appendix Output Data IDs for data
Value (in Hex)
0x01
0x06
0x00
0x42
0x00
0x64
Read Holding Registers Response
01 06 00 42 00 64 -- --
01 06 00 42 00 64 -- --
Notes
0x01 = 1 decimal
Write input register command
Register number 40067
Value = 100
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NXGpro Communication