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Chapter 4 Parameters| BLD-E1 Series
Revision May 2009, 00DE, V0.50 4-85
Command message:
Response message:
LF
RTU mode:
Command message:
Response message:
Address 01H
Address 01H
Function 03H
Function 03H
21H Starting data
address
02H
Number of data
(count by byte)
04H
00H 17H Number of data
(count by word)
02H
Content of address
2102H
70H
CRC CHK Low 6FH 00H
CRC CHK High F7H
Content of address
2103H
00H
CRC CHK Low FEH
CRC CHK High 5CH
(2) 06H: single write, write single data to register.
Example: writing data 6000(1770H) to register 0100H. AMD address is 01H.
ASCII mode:
Command message: Response message:
STX ‘:’ STX ‘:’
‘0’ ‘0’
Address
‘1’
Address
‘1’
‘0’ ‘0’
Function
‘6’
Function
‘6’
‘0’ ‘0’
‘1’ ‘1’
‘0’ ‘0’
Data address
‘0’
Data address
‘0’
‘1’ ‘1’
‘7’ ‘7’
‘7’ ‘7’
Data content
‘0’
Data content
‘0’
‘7’ ‘7’
LRC Check
‘1’
LRC Check
‘1’
CR CR
END
LF
END
LF
RTU mode:
Command message:
Response message:
Address 01H Address 01H
Function 06H Function 06H
01H 01H
Data address
00H
Data address
00H
17H 17H
Data content
70H
Data content
70H
CRC CHK Low 86H CRC CHK Low 86H
CRC CHK High 22H CRC CHK High 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.