10H: Write Multiple Registers (Write Multiple Data To Registers) - Delta VFD-B User Manual

Chapter 5 Parameters|VFD-B Series
RTU mode:

(4) 10H: write multiple registers (write multiple data to registers)

Example: Set the multi-step speed,
Pr.05-00=50.00 (1388H), Pr.05-01=40.00 (0FA0H). AC drive address is 01H.
ASCII Mode:
5-88
Command message:
END
Command message:
Address
Function
Data address
Data content
CRC CHK Low
CRC CHK High
Command message:
STX
Address 1
Address 0
Function 1
Function 0
Starting data
address
Number of data
(count by word)
Number of data
(count by byte)
The first data
content
The second data
content
LRC Check
END
'0'
CR
LF
01H
08H
00H
00H
17H
70H
EEH
1FH
':'
'0'
'1'
'1'
'0'
'0'
'5'
'0'
'0'
'0'
'0'
'0'
'2'
'0'
'4'
'1'
'3'
'8'
'8'
'0'
'F'
'A'
'0'
'9'
'A'
CR
LF
Revision July 2008, BE16, SW V4.08 & V5.00
Response message:
END
Response message:
Address
Function
Data address
Data content
CRC CHK Low
CRC CHK High
Response message:
STX
Address 1
Address 0
Function 1
Function 0
Starting data
address
Number of data
(count by word)
LRC Check
END
'0'
CR
LF
01H
08H
00H
00H
17H
70H
EEH
1FH
':'
'0'
'1'
'1'
'0'
'0'
'5'
'0'
'0'
'0'
'0'
'0'
'2'
'E'
'8'
CR
LF