---
title: "Siemens PLC+STM32-Modbus"
url: "https://maker.wiznet.io/crawford/projects/siemens-plc-stm32-modbus/"
markdown_url: "https://maker.wiznet.io/crawford/projects/siemens-plc-stm32-modbus/md"
type: "UCC: User Created Content"
author: "crawford"
author_url: "https://maker.wiznet.io/crawford/"
original_author: "whp19956"
original_url: "https://blog.csdn.net/whp19956/article/details/110913424?ops_request_misc=%257B%2522request%255Fid%2522%253A%2522164895447416782089385161%2522%252C%2522scm%2522%253A%252220140713.130102334.pc%255Fblog.%2522%257D&request_id=164895447416782089385161&biz_id="
published: "2022-09-05"
language: "en"
likes: 10
views: 1619
comments: 2
source: "WIZnet Makers (https://maker.wiznet.io/)"
---

# Siemens PLC+STM32-Modbus

> This blog shows how the user use STM32 and W5500 to communicate with Siemens 1200 PLC through Modbus TCP.

Original author: whp19956 (source: https://blog.csdn.net/whp19956/article/details/110913424?ops_request_misc=%257B%2522request%255Fid%2522%253A%2522164895447416782089385161%2522%252C%2522scm%2522%253A%252220140713.130102334.pc%255Fblog.%2522%257D&request_id=164895447416782089385161&biz_id=)

---

Source: https://maker.wiznet.io/crawford/projects/siemens-plc-stm32-modbus/