Chapter 12 Description of Parameter SettingsME300
12.1-09-5
ASCII mode:
Command Message Response Message
STX ‘:’ STX ‘:’
Address
‘0’
Address
‘0’
‘1’ ‘1’
Function
‘0’
Function
‘0’
‘3’ ‘3’
Starting register
‘2’
Number of register
(count by byte)
‘0’
‘1’ ‘4’
‘0’
Content of starting
register 2102H
‘1’
‘2’ ‘7’
Number of register
(count by word)
‘0’ ‘7’
‘0’ ‘0’
‘0’
Content of register 2103H
‘0’
‘2’ ‘0’
LRC Check
‘D’ ‘0’
‘7’ ‘0’
END
CR
LRC Check
‘7’
LF ‘1’
END
CR
LF
RTU mode:
Command Message
Response Message
Address 01H Address 01H
Function 03H Function 03H
Starting data register
21H
Number of register
(count by byte)
04H
02H
Number of register
(count by world)
00H
Content of register
address 2102H
17H
02H 70H
CRC CHK Low 6FH
Content of register
address 2103H
00H
CRC CHK High F7H 00H
CRC CHK Low FEH
CRC CHK High 5CH
06H: single write, write single data to a register.
Example: Writing data 6000 (1770H) to register 0100H. AMD address is 01H.
ASCII mode:
Command Message Response Message
STX ‘:’ STX ‘:’
Address
‘0’
Address
‘0’
‘1’ ‘1’
Function
‘0’
Function
‘0’
‘6’ ‘6’
Target register
‘0’
Target register
‘0’
‘1’ ‘1’
‘0’ ‘0’
‘0’ ‘0’
Register content
‘1’
Register content
‘1’
‘7’ ‘7’
‘7’ ‘7’
‘0’ ‘0’