python-snap7

Getting Started

  • Introduction
  • Installation
  • PLC Support Matrix

User Guide

  • Connecting to PLCs
  • Reading & Writing Data
  • Multi-Variable Read
  • Advanced PLC Operations
  • S7-200 Serial PPI
  • Server Setup for Testing
  • Command-Line Interface
  • TIA Portal Configuration

Troubleshooting

  • Error Message Reference
  • Connection Issues
  • Thread Safety
  • Protocol Limitations and FAQ

Development

  • Development
  • Real-PLC acceptance testing

API Reference

  • Client
  • Server
  • Partner
  • Logo
  • PPI
  • Util
  • Tags
  • Optimizer
  • Rate Limiter
  • Logging
  • SZL Parsers
  • Discovery
  • Demo Server
  • Types
  • Errors

Internals

  • Connection
  • Shared Client Internals
  • S7 Protocol
  • Data Types
python-snap7
  • Overview: module code

All modules for which code is available

  • snap7.async_client
  • snap7.client
  • snap7.client_base
  • snap7.connection
  • snap7.datatypes
  • snap7.demo
  • snap7.discovery
  • snap7.error
  • snap7.log
  • snap7.logo
  • snap7.optimizer
  • snap7.partner
  • snap7.ppi
  • snap7.rate_limiter
  • snap7.s7protocol
  • snap7.server
  • snap7.szl
  • snap7.tags
  • snap7.type
  • snap7.util.db
  • snap7.util.getters
  • snap7.util.setters

© Copyright 2013-2026, Gijs Molenaar, Stephan Preeker.

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