<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[jackchen810的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/jackchen810</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; jackchen810]]></copyright><item><title><![CDATA[一个注释掉prink语句引发的modbus通讯问题]]></title><link>https://blog.youkuaiyun.com/jackchen810/article/details/148649603</link><guid>https://blog.youkuaiyun.com/jackchen810/article/details/148649603</guid><author>jackchen810</author><pubDate>Sat, 14 Jun 2025 11:17:35 +0800</pubDate><description><![CDATA[stm32mp135开发板修改RS485的linux驱动]]></description><category></category></item><item><title><![CDATA[stm32的一个复位问题的定位]]></title><link>https://blog.youkuaiyun.com/jackchen810/article/details/132565205</link><guid>https://blog.youkuaiyun.com/jackchen810/article/details/132565205</guid><author>jackchen810</author><pubDate>Tue, 29 Aug 2023 17:00:15 +0800</pubDate><description><![CDATA[stm32的一个复位问题的定位]]></description><category></category></item><item><title><![CDATA[imx6ull的一个触摸屏失效问题的定位过程]]></title><link>https://blog.youkuaiyun.com/jackchen810/article/details/132564180</link><guid>https://blog.youkuaiyun.com/jackchen810/article/details/132564180</guid><author>jackchen810</author><pubDate>Tue, 29 Aug 2023 16:35:04 +0800</pubDate><description><![CDATA[imx6ull的一个触摸屏失效问题的定位过程]]></description><category></category></item><item><title><![CDATA[51单片机和stm32单片机RS232通讯上电后时好时坏问题的一次定位]]></title><link>https://blog.youkuaiyun.com/jackchen810/article/details/128769414</link><guid>https://blog.youkuaiyun.com/jackchen810/article/details/128769414</guid><author>jackchen810</author><pubDate>Tue, 21 Feb 2023 11:34:29 +0800</pubDate><description><![CDATA[手里开发了一块STM32的单板和已有的一块51显示面板通讯，出现上电后通讯时好时坏的问题。通讯示意图MCU1：STM32F103RCT6 使用 SP3232EEY-L/TRMCU2：AT89S52 使用MAX232通讯参数：RS232,19200 N 1MCU2由MCU1单板供电。问题现象：断电重新上电时，概率的出现MCU2单板无法和MCU1无法通信的问题。重新插拔又会变好，偶尔那么来几次，MCU1，MCU2 各更换一次单板，问题现象依然存在。]]></description><category></category></item><item><title><![CDATA[飞凌Imx6ull开发板Qt远程调试]]></title><link>https://blog.youkuaiyun.com/jackchen810/article/details/128584700</link><guid>https://blog.youkuaiyun.com/jackchen810/article/details/128584700</guid><author>jackchen810</author><pubDate>Fri, 06 Jan 2023 21:11:29 +0800</pubDate><description><![CDATA[相信各位工程师小伙伴都有这样的体会——当调试自己的Qt程序时，尤其是在调整界面显示和整体布局时，需要频繁地制作镜像烧写到核心板里来测试Qt程序是否完善，这样的操作既费时又费力。今天使用Imx6ull开发板来为大家介绍如何快速进行Qt远程调试。话不多说，我们直接切入正题。编译环境Qt5.6.2开发板硬件说明如下：核心版版本  :FETMX6ULL-C V1.1底板版本    :OKMX6ULL-C  V1.07寸显示屏。]]></description><category></category></item><item><title><![CDATA[stm32在freertos系统下使用串口DMA接收方式对接freemodbus-rtu协议栈]]></title><link>https://blog.youkuaiyun.com/jackchen810/article/details/127179982</link><guid>https://blog.youkuaiyun.com/jackchen810/article/details/127179982</guid><author>jackchen810</author><pubDate>Thu, 06 Oct 2022 11:28:31 +0800</pubDate><description><![CDATA[10.1期间，调试设备对接s7-200 smart的plc，使用了开源freemodbus；使用网上最多的中断方式调试2天没有好，定时器判断接收完成及反复中断，极感不便。转为使用dma方式；拆解原代码调试成功后记录如下。]]></description><category></category></item><item><title><![CDATA[200 smart的PLC使用modbus rtu和自研单板通讯]]></title><link>https://blog.youkuaiyun.com/jackchen810/article/details/127155789</link><guid>https://blog.youkuaiyun.com/jackchen810/article/details/127155789</guid><author>jackchen810</author><pubDate>Mon, 03 Oct 2022 21:39:05 +0800</pubDate><description><![CDATA[200 smart的PLC使用modbus rtu和stm32通讯]]></description><category></category></item></channel></rss>