Delta Electronics VFD-VL manual A0H

Chapter 4 Parameters

CRC CHK Low CRC CHK High

86H

22H

CRC CHK Low CRC CHK High

86H

22H

(3)10H: write multiple registers (write multiple data to registers) Example: Set the multi-step speed,

Pr.04-00=50.00 (1388H), Pr.04-01=40.00 (0FA0H). AC drive address is 01H.

ASCII Mode:

Command message:

STX	‘:’
Address 1	‘0’
Address 0	‘1’
Function 1	‘1’
Function 0	‘0’
Starting data	‘0’
	‘5’
address	‘0’
	‘0’
Number of data	‘0’
	‘0’
(count by word)	‘0’
	‘2’
Number of data	‘0’
(count by byte)	‘4’
	‘1’
The first data	‘3’
content	‘8’
	‘8’
The second data	‘0’
	‘F’
content	‘A’
	‘0’
LRC Check	‘9’
	‘A’
END	CR
	LF

RTU mode:

Command message:

Address	01H
Function	10H
Starting data	05H
address	00H
Number of data	00H’
(count by word)	02H
Number of data	04
(count by byte)
The first data	13H
content	88H
The second data	0FH
content	A0H
CRC Check Low	‘9’
CRC Check High	‘A’

Response message:

STX	‘:’
Address 1	‘0’
Address 0	‘1’
Function 1	‘1’
Function 0	‘0’
Starting data	‘0’
	‘5’
address	‘0’
	‘0’
Number of data	‘0’
	‘0’
(count by word)	‘0’
	‘2’
LRC Check	‘E’
	‘8’
END	CR
	LF

Response message:

Address	01H
Function	10H
Starting data address	05H
Number of data	00H
	00H
(count by word)	02H
CRC Check Low	41H
CRC Check High	04H

Revision Nov. 2008, VLE1, SW V1.03 4-91