modbus-tcp-server 0.1

A Python3 MODBUS TCP server for testing purposes

modbus-tcp-server

A thread-based MODBUS TCP server for testing purposes.

Installation

Just type

pip install modbus-tcp-server

And to run it

modbus-tcp-server 127.0.0.1

Just run it without any arguments to see the command line.

Limitations

So far commands 15 (Force Multiple Coils) and 16 (Preset Multiple Registers) are unsupported.

Custom usage

To implement a custom provider ModbusTCPServer, just extend BaseDataSource to provide data of your choosing and launch it that way:

from modbus_tcp_server.network import AcceptThread
from modbus_tcp_server.data_source import BaseDataSource

class CustomDB(BaseDataSource):
    ...

c_db = CustomDB()

at = AcceptThread('0.0.0.0', 502, c_db).start()