Preset Single Register (06 Hex); Preset Multiple Registers (10 Hex) - Danfoss VLT FC 102 Series Design Manual

Installation and Set-up

8.10.5 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, that is, register 1 is
addressed as 0.
Example: Write to 1-00 Configuration Mode, register 1000.
Field Name
Follower Address
Function
Register Address HI
Register Address LO
Preset Data HI
Preset Data LO
Error Check (CRC)
8 8
Table 8.29 Query
Response
The normal response is an echo of the query, returned
after the register contents have been passed.
Field Name
Follower Address
Function
Register Address HI
Register Address LO
Preset Data HI
Preset Data LO
Error Check (CRC)
Table 8.30 Response
162
Design Guide
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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8.10.6 Preset Multiple Registers (10 HEX)

Description
This function presets values into a sequence of holding
registers.
Query
The query message specifies the register references to be
preset. Register addresses start at zero, i.e., register 1 is
addressed as 0. Example of a request to preset two
registers (set parameter 1–24=738 (7.38 A))
Field Name Example (HEX)
Slave Address 01
Function 10
Starting Address HI 04
Starting Address LO D7
No. of Registers HI 00
No. of registers LO 02
Byte Count 04
Write Data HI 00
(Register 4: 1049)
Write Data LO 00
(Register 4: 1049)
Write Data HI 02
(Register 4: 1050)
Write Data LO E2
(Register 4: 1050)
Error Check (CRC) -
Table 8.31 Query
Response
The normal response returns the slave address, function
code, starting address and quantity of preset registers.
Field Name Example (HEX)
Slave Address 01
Function 10
Starting Address HI 04
Starting Address LO D7
No. of Registers HI 00
No. of registers LO 02
Error Check (CRC) -
Table 8.32 Response
MG11BC22