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Inquiry：Regulate to preset register start address and preset value.
Response：Return address, function code, start address and preset register quantity.
For example：Preset 2 registers in address 01: start register is 0200. Preset value is 0001H
and 7318H
1）RTU mode：
Inquiry command：
Data
Address
format:
Bytes：
Correct response：
Data format:
Bytes：
Inquiry command：01 10 00 C8 00 02 04 00 01 73 18 8A A3
Correct response：01 10 00 C8 00 02 C0 36
2）ASCII mode：
Inquiry command：
Data format:
Start Address Function
Characters：
1
Correct response：
Data
Start Address
format:
Characters:
1
Inquiry command： 3A 30 31 31 30 30 30 43 38 30 30 30 32 30 34 30 30 30 31 37 33 31 38
Correct response：3A 30 31 31 30 30 30 43 38 30 30 30 32 32 35 0D 0A
5.2.2.4 Error communication message
When weighing transmitter check error, it will send an error message code to host
GM8802-F2110101
Function
code
address
1
1
Address
Function
code
1
1
code
2
2
Function
code
2
2
39 35 0D 0A
GM8802F-2 Field Mounting Transmitter
Start
Register
quantity
2
2
Start
address
2
Start
Register
address
quantity
4
4
Start
address
4
Counting
Preset
bytes
value
1
4
Register
CRC parity
quantity
2
2
Counting
Preset
bytes
value
2
8
LRC
Register
parity
quantity
4
CRC
parity
2
LRC
End
parity
2
2
End
2
2
29
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