6 (0x06) write single register, Specification – Beijer Electronics NA-9379 User Manual

Page 13

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NA-9379

Specification

Revision 1.02

FnBus PIO N/A

Page 13

3.1.6.

6 (0x06) Write Single Register

This function code is used to write a single holding register in a remote device. Therefore register numbered 1 is
addressed as 0. The normal response is an echo of the request, returned after the register contents have been written.

Request

Field name

Example

Function Code

0x06

Register Address Hi

0x08

Register Address Lo

0x00

Register Value Hi

0x11

Register Value Lo

0x22

Response

Field name

Example

Function Code

0x06

Register Address Hi

0x08

Register Address Lo

0x00

Register Value Hi

0x11

Register Value Lo

0x22

- In case of address 0x0800 output register value: 0x0000 changes to 0x1122.

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