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Cython wrapper for the SOEM Library

Project description

PySOEM is a Cython wrapper for the Simple Open EtherCAT Master Library (https://github.com/OpenEtherCATsociety/SOEM).

Introduction

PySOEM enables basic system testing of EtherCAT slave devices with Python.

Features

  • input process data read and output process data write
  • SDO read and write
  • EEPROM read and write
  • FoE read and write

Todo

  • EoE

Beware that real-time applications need some special considerations.

Requirements

Linux

  • Python 3
  • GCC (installed on your machine)
  • Python scripts that use PySOEM must be executed under administrator privileges

Windows

[*]Make sure you check “Install Npcap in WinPcap API-compatible Mode” during the install

Installation

python -m pip install pysoem

or

pip install pysoem

Consider using a virtualenv.

Usage

Please have a look at the examples on GitHub.

Changes

v1.0.1

  • API change: remove the size parameter for foe_write
  • Introduces overlap map support

v1.0.0

  • No Cython required to install the package from the source distribution

v0.1.1

  • Introduces FoE

v0.1.0

  • Update of the underlying SOEM

v0.0.18

  • Fixes bug when Ibytes = 0 and Ibits > 0

v0.0.17

  • Exposes ec_DCtime (dc_time) for DC synchronization

v0.0.16

  • Improvement on SDO Aborts

v0.0.15

  • SDO info read

v0.0.14

  • Readme update only

v0.0.13

  • Initial publication

Project details


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