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Chapter 4 ParametersAT |Troubleshooting}| BLD-E1 Series
RTU mode:
CRC CHK Low
CRC CHK High
3.2 Address (Communication Address)
00H: broadcast to all brushless DC drives
01H: brushless DC drive of address 01
0FH: brushless DC drive of address 15
10H: brushless DC drive of address 16
:
3.3 Function (Function code) and DATA (data characters)
The format of data characters depends on the function code.
03H: read data from register
06H: write single register
Example: reading continuous 2 data from register address 2102H, register address is 01H.
ASCII mode:
Command message:
4-84
START
A silent interval of more than 10 ms
Address
Communication address: 8-bit address
Function
Command code: 8-bit command
DATA (n-1)
Contents of data:
to
n×8-bit data, n<=16
DATA 0
CRC check sum:
16-bit check sum consists of 2 8-bit characters
END
A silent interval of more than 10 ms
STX
Address
Function
Starting data
address
Number of data
(count by word)
LRC Check
END
Response message:
':'
'0'
'1'
'0'
'3'
'2'
'1'
'0'
Content of starting
'2'
'0'
'0'
'0'
'2'
Content of address
'D'
'7'
CR
LF
STX
Address
Function
Number of data
(Count by byte)
address
2102H
2103H
LRC Check
END
Revision May 2009, 00DE, V0.50
':'
'0'
'1'
'0'
'3'
'0'
'4'
'1'
'7'
'7'
'0'
'0'
'0'
'0'
'0'
'7'
'1'
CR
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