Research Article

Interoperability Structure of Smart Water Conservancy Based on Internet of Things

Table 3

Message structure.

Message structureTypeMeaning

Fixed headerUInt16Communication serial number
DateTimeTimestamp
GuidRequester ID
GuidResponder ID
UInt32Total length of the message content

Function code1ByteFunction type code
1ByteSubfunction code

Parameter (code)variable lengthParameter (code)