<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/wu051778</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; wu051778]]></copyright><item><title><![CDATA[飞腾固件开发流程]]></title><link>https://blog.youkuaiyun.com/wu051778/article/details/161284312</link><guid>https://blog.youkuaiyun.com/wu051778/article/details/161284312</guid><author>wu051778</author><pubDate>Thu, 21 May 2026 13:29:51 +0800</pubDate><description><![CDATA[]]></description><category></category></item><item><title><![CDATA[WTX Loader Error:Relocation offset too large]]></title><link>https://blog.youkuaiyun.com/wu051778/article/details/161170871</link><guid>https://blog.youkuaiyun.com/wu051778/article/details/161170871</guid><author>wu051778</author><pubDate>Sun, 17 May 2026 20:21:55 +0800</pubDate><description><![CDATA[在tool flag里添加编译选项：ARM。]]></description><category></category></item><item><title><![CDATA[容易出现缓存一致性问题的操作场景]]></title><link>https://blog.youkuaiyun.com/wu051778/article/details/149594514</link><guid>https://blog.youkuaiyun.com/wu051778/article/details/149594514</guid><author>wu051778</author><pubDate>Thu, 24 Jul 2025 09:39:20 +0800</pubDate><description><![CDATA[invalidate。]]></description><category></category></item><item><title><![CDATA[ARBURST和AWBURST]]></title><link>https://blog.youkuaiyun.com/wu051778/article/details/143366117</link><guid>https://blog.youkuaiyun.com/wu051778/article/details/143366117</guid><author>wu051778</author><pubDate>Wed, 30 Oct 2024 15:24:29 +0800</pubDate><description><![CDATA[AXI 协议支持管道化传输，主设备在发送数据时可以继续发送后续的数据包，而无需等待前一个数据包的确认。这两个信号的主要作用是优化数据传输的效率，允许一次传输多个数据字，而不是一次一个字节，这样可以提高带宽利用率。: AXI 采用分离的地址和数据通道，允许地址和数据在同一时刻并行传输，从而提高了整体传输效率。: 在突发传输中，主设备可以在初始传输时指定突发的起始地址和传输的长度。（读取突发长度）信号来指定传输中要传输的数据数量，从而减少了数据传输的开销。，但它指示突发写入的类型，具有相同的值选项（]]></description><category></category></item><item><title><![CDATA[gd32f4卡在 以太网软件复位]]></title><link>https://blog.youkuaiyun.com/wu051778/article/details/143140001</link><guid>https://blog.youkuaiyun.com/wu051778/article/details/143140001</guid><author>wu051778</author><pubDate>Tue, 22 Oct 2024 09:42:01 +0800</pubDate><description><![CDATA[解决办法：必须要连接网线，必须要连接网线，必须要连接网线。不通是不是网口没接或者网口插错。]]></description><category></category></item><item><title><![CDATA[vx7的文档位置]]></title><link>https://blog.youkuaiyun.com/wu051778/article/details/142781888</link><guid>https://blog.youkuaiyun.com/wu051778/article/details/142781888</guid><author>wu051778</author><pubDate>Wed, 09 Oct 2024 11:11:54 +0800</pubDate><description><![CDATA[VxWorkbench4/vxworks/23.09/docs/Processor_and_Device_Support/]]></description><category></category></item><item><title><![CDATA[RapidIO的三层标准]]></title><link>https://blog.youkuaiyun.com/wu051778/article/details/142760271</link><guid>https://blog.youkuaiyun.com/wu051778/article/details/142760271</guid><author>wu051778</author><pubDate>Tue, 08 Oct 2024 15:04:24 +0800</pubDate><description><![CDATA[The RapidIO protocol is defined in a 3-layered specification:System specifications include:]]></description><category></category></item><item><title><![CDATA[gd32f450支持组播的设置]]></title><link>https://blog.youkuaiyun.com/wu051778/article/details/141421368</link><guid>https://blog.youkuaiyun.com/wu051778/article/details/141421368</guid><author>wu051778</author><pubDate>Thu, 22 Aug 2024 10:22:16 +0800</pubDate><description><![CDATA[ethernetif.c文件中修改 netif->flags |= netif->flags = NETIF_FLAG_BROADCAST | NETIF_FLAG_ETHARP | NETIF_FLAG_LINK_UP | NETIF_FLAG_IGMP；gd32f4xx_enet.c 中enet_default_init(void)函数的ENET_MULTICAST_FILTER_PERFECT修改为ETH_MULTICAST_FILTER_NONE;]]></description><category></category></item><item><title><![CDATA[Orcad 17.4查找网络标号或者分页符的方法]]></title><link>https://blog.youkuaiyun.com/wu051778/article/details/140890121</link><guid>https://blog.youkuaiyun.com/wu051778/article/details/140890121</guid><author>wu051778</author><pubDate>Sat, 03 Aug 2024 14:25:33 +0800</pubDate><description><![CDATA[首先，鼠标右键点击空白区域，选择Selection Filter,然后只选择net项。第二，鼠标左键选择你要查看的net，注意不要点网络的名字，要点分页符前面的线段。这时候就弹出了一个框，里面列出了多有页上的这个net，你自己点着看就行了。最后，鼠标右键点最下面的signals。]]></description><category></category></item><item><title><![CDATA[P2020、P1022 配套vxWorks6.9/7 开发主机]]></title><link>https://blog.youkuaiyun.com/wu051778/article/details/140407794</link><guid>https://blog.youkuaiyun.com/wu051778/article/details/140407794</guid><author>wu051778</author><pubDate>Sat, 13 Jul 2024 22:30:04 +0800</pubDate><description><![CDATA[采用 PowerPC处理器 P2020、P1022，提供vxworks6.9开发环境和BSP源码，具有千兆以太网，调试串口，RapidIO，4个PCIe插槽，支持PCIe和msi中断，底板板载一块Xilinx CPLD XC95144，提供ISE14.7安装包和verilog源码。可定制配套Xilinx K7325T FPGA开发板或者A7100T FPGA开发板开发基于PCIe接口的拓展接口——AD（配套AD7606模块）、DA、DI、DO、CAN总线、以太网、232/485/422、FLEXRAY、15]]></description><category></category></item><item><title><![CDATA[CPLD编程注意事项]]></title><link>https://blog.youkuaiyun.com/wu051778/article/details/140292964</link><guid>https://blog.youkuaiyun.com/wu051778/article/details/140292964</guid><author>wu051778</author><pubDate>Tue, 09 Jul 2024 13:06:36 +0800</pubDate><description><![CDATA[3、很容易造成时序违规问题，所以，要解决时序违规，可以适当增加一个或两个寄存器。特别是状态机里面的条件，可以把条件化为一个寄存器flag标志，满足条件，输出flag，从而减小了数据路径，从而解决时序伪例。2、CPLD资源相当少，一般逻辑资源如上图，才160，稍微不注意，就会超标，所以，寄存器输入一定要尽量减少，位宽需要多少就定义多少，不要定义太宽，可以用assign的，就不用寄存器。能用一个计数器的，绝不用两个计数器，状态机位宽、状态机状态数目能少尽量少。条件能写==的，就不写<=]]></description><category></category></item><item><title><![CDATA[u-boot的fpga命令]]></title><link>https://blog.youkuaiyun.com/wu051778/article/details/139679506</link><guid>https://blog.youkuaiyun.com/wu051778/article/details/139679506</guid><author>wu051778</author><pubDate>Fri, 14 Jun 2024 13:37:43 +0800</pubDate><description><![CDATA[Usage:]]></description><category></category></item><item><title><![CDATA[Flexray基础介绍与应用理解]]></title><link>https://blog.youkuaiyun.com/wu051778/article/details/138917789</link><guid>https://blog.youkuaiyun.com/wu051778/article/details/138917789</guid><author>wu051778</author><pubDate>Wed, 15 May 2024 18:00:56 +0800</pubDate><description><![CDATA[去年由于工作原因停更了某C**N上Flexray的讲解，近期很多小伙伴私信询问停更Flexray技术文章的原因。。。呐~本次介绍将从Flexray的物理层、链路层、网络管理做一个较为全面的基础讲解，并对诊断部分做一些小的介绍，期间应该也会穿插一些各类协议的对比与个人见解。也建议大家可以先去看看其他博主或者维克多关于Flexray的简要讲解再来阅读本篇文章丰富理解。此次更新持续时间会很久。FlexRay是一种用于汽车网络通信。]]></description><category></category></item><item><title><![CDATA[tlsr825x泰凌微串口烧写资料]]></title><link>https://blog.youkuaiyun.com/wu051778/article/details/138796352</link><guid>https://blog.youkuaiyun.com/wu051778/article/details/138796352</guid><author>wu051778</author><pubDate>Mon, 13 May 2024 11:53:06 +0800</pubDate><description><![CDATA[GitHub - pvvx/TlsrComProg825x: TLSR825x programmator via COM port]]></description><category></category></item><item><title><![CDATA[esptool文档]]></title><link>https://blog.youkuaiyun.com/wu051778/article/details/138680816</link><guid>https://blog.youkuaiyun.com/wu051778/article/details/138680816</guid><author>wu051778</author><pubDate>Fri, 10 May 2024 20:37:26 +0800</pubDate><description><![CDATA[Basic Options - ESP32 - — esptool.py latest documentation (espressif.com)]]></description><category></category></item><item><title><![CDATA[./mysqlcheck: Got error: 1045: Access denied for user ‘admi‘@‘localhost‘ (using password: NO) when t]]></title><link>https://blog.youkuaiyun.com/wu051778/article/details/137280402</link><guid>https://blog.youkuaiyun.com/wu051778/article/details/137280402</guid><author>wu051778</author><pubDate>Tue, 02 Apr 2024 18:14:35 +0800</pubDate><description><![CDATA[可以使用 MySQL 的 GRANT 命令授予相应的权限。：确认 admin 用户是否具有足够的权限来执行。1.可能是数据库密码不对；]]></description><category></category></item><item><title><![CDATA[CCS last error: CC config string is invalid]]></title><link>https://blog.youkuaiyun.com/wu051778/article/details/136434424</link><guid>https://blog.youkuaiyun.com/wu051778/article/details/136434424</guid><author>wu051778</author><pubDate>Sun, 03 Mar 2024 17:15:09 +0800</pubDate><description><![CDATA[如果您使用旧产品的 USB TAP，它只集成了 USB 端口，没有以太网端口。请使用USB连接将连接类型配置为“USB TAP”而不是“CodeWarrior TAP”不能烧写的原因是LAW0窗口只开到0xff800000~0xffffffff,但flash却是16M，故访问不到前面的空间。]]></description><category></category></item><item><title><![CDATA[修改电脑Mac地址]]></title><link>https://blog.youkuaiyun.com/wu051778/article/details/136249553</link><guid>https://blog.youkuaiyun.com/wu051778/article/details/136249553</guid><author>wu051778</author><pubDate>Fri, 23 Feb 2024 10:38:39 +0800</pubDate><description><![CDATA[点击此电脑-》属性-》设备管理器，点击最上方的主机名，选择操作，添加过时设备。点击控制面板\网络和 Internet\网络连接。左侧选microsoft,右侧选环回适配器。]]></description><category></category></item><item><title><![CDATA[开机Shell脚本（20240125）]]></title><link>https://blog.youkuaiyun.com/wu051778/article/details/135837004</link><guid>https://blog.youkuaiyun.com/wu051778/article/details/135837004</guid><author>wu051778</author><pubDate>Thu, 25 Jan 2024 09:52:25 +0800</pubDate><description><![CDATA[echo "硬盘挂载失败，正在重启系统..."echo "硬盘挂载成功"]]></description><category></category></item><item><title><![CDATA[将根文件系统挂载为可读可写]]></title><link>https://blog.youkuaiyun.com/wu051778/article/details/135813852</link><guid>https://blog.youkuaiyun.com/wu051778/article/details/135813852</guid><author>wu051778</author><pubDate>Wed, 24 Jan 2024 09:20:30 +0800</pubDate><description><![CDATA[mount -o remount,rw / /]]></description><category></category></item></channel></rss>