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<p>编译支持 W5500 的 Pyboard 固件，真的费死劲了&#8230;&#8230; 过程中需要用到外网，所以我这里直接用腾讯云香港的服务器操作的 编译固件 配置环境 先从 Github 上把 micropython 源代码拽下来 git clone https://github.com/micropython/micropython.git 然后安装一些环境 sudo apt-get install gcc sudo apt-get install make sudo apt-get install gcc-arm-none-eabi 这样编译环境就 &#8230;</p>

<p>Porting the MQTT protocol to STM32 and using the W5500 Ethernet chip to connect to Ali Cloud Preface Topic Core code in conclusion Preface I am very happy to have &#8230;</p>