SMC Networks HRL100-A*-20 Series, Руководство по эксплуатации

Страница: 53 / 76

HRX-OM-Y120
Chapter 3 Serial communication
HRL Series 3.13 Register Map
3-25
■ Communication example
○
When reading the
ambient temperature
to the data display 1
○
Slave Address
:
No.1
○
Function code 6 : Write one data to 0043 h
(Set ambient temperature to data instruction 1.)
Request message 010600430001
Field name
Example
(HEX)
ASCII mode
character data
RTU mode
binary data
Header -
“
:
”
None
Slave Address
0x01
“0”,“1”
0x01
Function
0x06
“0”,“6”
0x06
Address of the specified register
0x0043
“0”,“0”,“4”,“3”
0x00,0x43
Information written to 0043h
(Data instruction)
0x0001
“0”,“0”,“0”,“1”
0x00,0x01
Checksum ASCII:LRC RTU:CRC
-
“B”,”5”
0xB9,0xDE
Trailer
- CR/LF None
-
Total
quantity of byte
17 8
Response message 010600430001
Field name
Example
(HEX)
ASCII mode
character data
RTU mode
binary data
Header -
“
:
”
None
Slave Address
0x01
“0”,“1”
0x01
Function
0x06
“0”,“6”
0x06
Address of register to write 0x0043
“0”,“0”,”4”,”3”
0x00,0x43
Information of register to write 0x0001
“0”,“0”,“0”,“1”
0x00,0x01
Checksum ASCII:LRC RTU:CRC -
“B”,“5”
0xB9,0xDE
Trailer - CR/LF None
-
Total
quantity of byte
17 8