---
title: "Modbus protocol converter using W5500 and STM32F103C8T6 for RS232/TTL/CAN"
url: "https://maker.wiznet.io/chen/resellers/modbus%E5%8D%8F%E8%AE%AE%E8%BD%AC%E6%8D%A2w5500%E4%BB%A5%E5%A4%AA%E7%BD%91stm32f103c8t6-rs232-ttl-can%E4%B8%B2%E5%8F%A3%E8%BD%AC%E6%8D%A2/"
markdown_url: "https://maker.wiznet.io/chen/resellers/modbus%E5%8D%8F%E8%AE%AE%E8%BD%AC%E6%8D%A2w5500%E4%BB%A5%E5%A4%AA%E7%BD%91stm32f103c8t6-rs232-ttl-can%E4%B8%B2%E5%8F%A3%E8%BD%AC%E6%8D%A2/md"
type: "VAR: Value-Added Reseller Products"
author: "微嵌电子-Micro embedded electronic"
author_url: "https://item.taobao.com/item.htm?spm=a230r.1.14.233.26534c90EsWhZa&id=679670569919&ns=1&abbucket=3&mt="
editor: "WIZnet"
editor_url: "https://maker.wiznet.io/"
original_author: "微嵌电子-Micro embedded electronic"
original_url: "https://item.taobao.com/item.htm?spm=a230r.1.14.233.26534c90EsWhZa&id=679670569919&ns=1&abbucket=3&mt="
published: "2022-09-30"
language: "en"
likes: 2
views: 1204
comments: 0
source: "WIZnet Makers (https://maker.wiznet.io/)"
---

# Modbus protocol converter using W5500 and STM32F103C8T6 for RS232/TTL/CAN

> A modbus to CAN module using W5500 + STM32F103

Original author: 微嵌电子-Micro embedded electronic (source: https://item.taobao.com/item.htm?spm=a230r.1.14.233.26534c90EsWhZa&id=679670569919&ns=1&abbucket=3&mt=)

## Article

硬件资源：

1. W5500

2. CAN通讯（用户可根据需求选购）

3. 1路RS232

4. TTL

5. 预留IO排针引出

6. 下载调试口SWD引出

7. STM32F103C8T6 单片机

资料：

1. 原理图及相关例程 更多资料正在完善.....![](https://img.alicdn.com/imgextra/i2/43248262/O1CN011VBW0J2Au33wo0kjB_!!43248262.png)

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Source: https://maker.wiznet.io/chen/resellers/modbus%E5%8D%8F%E8%AE%AE%E8%BD%AC%E6%8D%A2w5500%E4%BB%A5%E5%A4%AA%E7%BD%91stm32f103c8t6-rs232-ttl-can%E4%B8%B2%E5%8F%A3%E8%BD%AC%E6%8D%A2/