WEB Modbus

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Source code is avaliable here: https://github.com/adrianscheit/web-modbus
This software cannot detect end of RTU frame based on the 3.5B timeout, because it does not run in a real-time environement

Serial connection Modbus mode: baudRate: parity:

Send any frame:

If there is already a master on the bus, this operation can cause a frame colision on the bus.

Slave address: Function code: Data field (hex):

Sniffer options Uint8 Int8 Uint16 Int16 Uint32 Int32 Float32 Float64

Timestamp	Slave address	Function	Data length	Data