Danfoss VLT HVAC Design Manual page 148

7 RS-485 Installation and Set-up
7.10.5 Preset Single Register (06 HEX)
Description
This function presets a value into a single holding register.
Query
The query message specifies the register reference to be preset. Register addresses start at zero, i.e. register 1 is addressed as 0.
Example: Write to par. 1-00, register 1000.
Field Name
Slave Address
Function
Register Address HI
Register Address LO
Preset Data HI
Preset Data LO
Error Check (CRC)
7
Response
Response The normal response is an echo of the query, returned after the register contents have been passed.
Field Name
Slave Address
Function
Register Address HI
Register Address LO
Preset Data HI
Preset Data LO
Error Check (CRC)
148
Example (HEX)
01
06
03 (Register address 999)
E7 (Register address 999)
00
01
-
Example (HEX)
01
06
03
E7
00
01
-
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VLT HVAC Drive Design Guide