Chapter 4 Parameters|
Revision July 2008, EG03, SW V1.06 4-77
RTU mode:
Command message: Response message: Error response message
ADR 01H ADR 01H ADR 01H
CMD 08H CMD 1 08H CMD 1 88H
data 00H data 00H Error code 02
Starting address 00H Starting address 00H CRC CHK LOW E0H
data 17H data 17H CRC CHK 6DH
70H 70H HIGH
CRC CHK LOW EEH CRC CHK LOW EEH
CRC CHK HIGH EFH CRC CHK HIGH EFH
● Command code: 10H, write continuous words
For example, modify multi-step speed setting of AC drive (address 01H)
05-00=50.00(1388H)，05-01=40.00(0FA0H)
ASCII mode:
Command message: Response message: Error response message
STX ‘:’ STX ‘:’ STX ‘:’
ADR 1 ‘0’ ADR 1 ‘0’ ADR 1 ‘0’
ADR 0 ‘1’ ADR 0 ‘1’ ADR 0 ‘1’
CMD 1 ‘1’ CMD 1 ‘1’ CMD 1 ‘9’
CMD 0 ‘0’ CMD 0 ‘0’ CMD 0 ‘0’
Data ‘0’ Data ‘0’ Error ‘0’
Starting ‘5’ address ‘5’ code ‘2’
address ‘0’ ‘0’ LRC CHK 0 ‘6’
‘0’ ‘0’ LRC CHK 1 ‘D’
Number ‘0’ Number ‘0’ END 1 CR
Of ‘0’ Of ‘0’ END 0 LF
data ‘0’ data ‘0’
(Word) ‘2’ (Word) ‘2’
Number of ‘0’ LRC CHK 1 ‘E’
data (Byte) ‘4’ LRCCHK 0 ‘8’
The first ‘1’ END 1 CR
data ‘3’ END 0 LF
‘8’
‘8’
The second ‘0’
data ‘F’
‘A’
‘0’
