Siemens bt300 Operator's Manual page 148

Chapter 4 - Parameters and Menu Structure
I/O and Hardware (M5)
Example messages
Example 1
Write the process data 42001 through 42003 with command 16 (Preset Multiple Registers).
ADDRESS
FUNCTION
DATA Starting address HI
Starting address LO
No. of registers HI
No. of registers LO
Byte count
Data HI
Data LO
Data HI
Data LO
Data HI
Data LO
ERROR CRC HI
CHECK CRC LO
Message frame:
01 10 07 D0 00
The reply to Preset Multiple Registers message is the echo of the 6 first bytes.
Answer Slave - Master:
ADDRESS
FUNCTION
DATA Starting address HI
Starting address LO
No. of registers HI
No. of registers LO
ERROR CRC HI
CHECK CRC LO
Reply Frame:
148 | 180
Siemens Industry, Inc.
Building Technologies
Command Master - Slave:
01 hex Slave address 1 hex (= 1)
10 hex Function 10 hex (= 16)
07 hex Starting address 07D0 hex (= 2000)
D0 hex
00 hex
03 hex Number of registers 0003 hex (= 3)
06 hex Byte count 06 hex (= 6)
00 hex Data 1 = 0001 hex (= 1). Setting control word run bit to 1.
01 hex
00 hex Data 2 = 0000 hex (= 0).
00 hex
13 hex Data 3 = 1388 hex (= 5000), Speed Reference to 50.00%
88 hex
C8 hex CRC field C8CB hex (= 51403)
CB hex
03 06 00 01 00
01 hex Slave address 1 hex (= 1)
10 hex Function 10 hex (= 16)
07 hex Starting address 07D0 hex (= 2000)
D0 hex
00 hex Number of registers 0003 hex (= 3)
03 hex
80 hex CRC 8085 hex (= 32901)
85 hex
01 10 07 D0 00
Siemens BT300 HVAC Drive
00 13 88 C8 CB
03 80 85
DPD01809
2016-06-07