2. MODBUS Protocol Description
Example 3:
Field
Function Code
MEI Type
Read Dev ID Code
Object ID
Second Transaction
Request
Hex
2B
0E
01
02
Field
Function Code
MEI Type
Read Device ID Code
Conformity Level
More Follows
Next Object ID
Number of Objects
Object ID
Object Length
Object Value
21
Response
Hex
2B
0E
01
01
00
00
03
02
05
"V2.11"