2
Protocol description
2.6.3
Write n words
This function is used to write n (n ≤ 32) words starting from a specific address.
Instruction
Slave
address
1 byte
Response
Slave
address
1 byte
Example
Writing the W1 and W2 set point values (2 words each)
Word address = 0x3100 (W1 set point value)
Instruction:
01
Response:
01
10
12 | nVent.com
Function
Address
0x10
first word
1 byte
2 byte
Function
0x10
1 byte
10
3100
0004
3100
0004
CF36
Number
of words
Number of
(max. 32)
words
2 byte
1 byte
Address
Number of
first word
words
2 byte
2 byte
08
0000
41C8
Set point value
W1
(25.0)
Word
Checksum
value(s)
CRC16
x byte
2 byte
Checksum
CRC16
2 byte
0000
4120
2A42
Set point value
W2
(10.0)