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

1.1-90 kw
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Installation and Set-up
Response
The register data in the response message are packed as
2two bytes per register, with the binary contents right
justified within each byte. For each register, the first byte
contains the high-order bits and the second contains the
low-order bits.
Field Name
Example (HEX)
Slave Address
01
Function
03
Byte Count
04
Data HI
00
(Register 3030)
Data LO
16
(Register 3030)
Data HI
E3
(Register 3031)
Data LO
60
(Register 3031)
Error Check
-
(CRC)
Table 8.28 Example: Hex 0016E360=1.500.000=1500 RPM

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
Example (HEX)
Follower Address
01
Function
06
Register Address HI
03 (Register address 999)
Register Address LO
E7 (Register address 999)
Preset Data HI
00
Preset Data LO
01
Error Check (CRC)
-
Table 8.29 Query
Response
The normal response is an echo of the query, returned
after the register contents have been passed.
MG11BC02
Design Guide
Field Name
Follower Address
Function
Register Address HI
Register Address LO
Preset Data HI
Preset Data LO
Error Check (CRC)
Table 8.30 Response

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 2 registers
(set parameter 1-24=738 (7.38 A))
Field Name
Slave Address
Function
Starting Address HI
Starting Address LO
No. of Registers HI
No. of registers LO
Byte Count
Write Data HI
(Register 4: 1049)
Write Data LO
(Register 4: 1049)
Write Data HI
(Register 4: 1050)
Write Data LO
(Register 4: 1050)
Error Check (CRC)
Table 8.31 Query
Danfoss A/S © Rev. 06/2014 All rights reserved.
Example (HEX)
01
06
03
E7
00
01
-
Example (HEX)
01
10
04
D7
00
02
04
00
00
02
E2
-
143
8
8

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