PyPLC

Wrapper for python-snap7 library.

Authors

Jaime Alvarez Diaz

Installation

Install as a package from source files

git clone https://github.com/Jaimead7/PyPLC.git
cd PyPLC
py -m pip install .

Install as a package from pypi

py -m pip install jaimead7-pyplc

Usage

Create a .toml file with the structure descrived in ./docs/examples/plc.toml.

from pathlib import Path
import pyPLC

file_path: Path = Path('./docs/examples/plc.toml')
manager: PyPLC = PyPLC.from_file(file_path)
ret = manager.connect()

ret, value = manager.read_var(var= 'Var1')  # value = 10.5
ret, value = manager.write_var(var= 'Var1', value= 3.4)
ret, value = manager.read_var(var= 'Var1')  # value = 3.4

Contributing

Pull requests are welcome. For major changes, please open an issue first to discuss what you would like to change.

Please make sure to update tests as appropriate.