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    <title>蘑菇论坛—中国单片机网 - ARM技术区</title>
    <link>https://mcuku.com/forum-33-1.html</link>
    <description>Latest 20 threads of ARM技术区</description>
    <copyright>Copyright(C) 蘑菇论坛—中国单片机网</copyright>
    <generator>Discuz! Board by Comsenz Inc.</generator>
    <lastBuildDate>Thu, 21 May 2026 18:51:12 +0000</lastBuildDate>
    <ttl>60</ttl>
    <image>
      <url>https://mcuku.com/static/image/common/logo_88_31.gif</url>
      <title>蘑菇论坛—中国单片机网</title>
      <link>https://mcuku.com/</link>
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    <item>
      <title>MMOexp New World  require a combination of wood</title>
      <link>https://mcuku.com/thread-387-1-1.html</link>
      <description><![CDATA[Fishing in New World is one of the most relaxing yet rewarding activities you can engage in. Whether you\'re looking to gather ingredients for crafting, seeking a break from combat, or simply exploring the various fishing spots scattered across the ga ...]]></description>
      <category>ARM技术区</category>
      <author>BennieDe</author>
      <pubDate>Tue, 13 Jan 2026 02:09:07 +0000</pubDate>
    </item>
    <item>
      <title>Rsorder OSRS  in the Karamja area</title>
      <link>https://mcuku.com/thread-386-1-1.html</link>
      <description><![CDATA[In Old School RuneScape (OSRS), food plays a crucial role in ensuring your survival during combat, skilling, and various in-game challenges. Whether you\'re slaying monsters in dangerous dungeons, participating in player-versus-player (PvP) combat, or ...]]></description>
      <category>ARM技术区</category>
      <author>BennieDe</author>
      <pubDate>Tue, 13 Jan 2026 02:07:56 +0000</pubDate>
    </item>
    <item>
      <title>MMOexp Diablo4 of resources during fights</title>
      <link>https://mcuku.com/thread-385-1-1.html</link>
      <description><![CDATA[The Rogue in Diablo 4 Items is a master of agility, stealth, and lethal damage. Whether you prefer to sneak through the shadows with a bow, unleash devastating shadow magic, or slice through enemies with dual-wielded blades, the Rogue class offers ve ...]]></description>
      <category>ARM技术区</category>
      <author>BennieDe</author>
      <pubDate>Tue, 13 Jan 2026 02:05:08 +0000</pubDate>
    </item>
    <item>
      <title>MMOEXP: The new Spirit resource system in Path of Exile 2</title>
      <link>https://mcuku.com/thread-362-1-1.html</link>
      <description><![CDATA[For poe2 trade players running Minion Witch builds or other Spirit-heavy setups, equipping a Sceptre early on can make a dramatic difference in your resource pool. While other weapons may eventually offer greater versatility or damage, Sceptres remai ...]]></description>
      <category>ARM技术区</category>
      <author>Ludwighench</author>
      <pubDate>Mon, 08 Dec 2025 08:27:51 +0000</pubDate>
    </item>
    <item>
      <title>MMOEXP: This article explores Lamar Miller’s profile in Madden 26</title>
      <link>https://mcuku.com/thread-361-1-1.html</link>
      <description><![CDATA[Lamar Miller, the dynamic running back, has been a key player in the Mut 26 coins due to his combination of speed, vision, and agility. Throughout his career, Miller has demonstrated the ability to break off long runs and contribute as both a ball ca ...]]></description>
      <category>ARM技术区</category>
      <author>Ludwighench</author>
      <pubDate>Mon, 08 Dec 2025 08:26:09 +0000</pubDate>
    </item>
    <item>
      <title>MMOEXP: FC 26 provide valuable insights into how to best utilize</title>
      <link>https://mcuku.com/thread-360-1-1.html</link>
      <description><![CDATA[For gamers, Bayern Munich\'s player ratings in FC 26 Coins provide valuable insights into how to best utilize the team in different modes. With a squad filled with high-rated players, Bayern offers flexibility in tactics, whether you prefer a possessi ...]]></description>
      <category>ARM技术区</category>
      <author>Ludwighench</author>
      <pubDate>Mon, 08 Dec 2025 08:24:06 +0000</pubDate>
    </item>
    <item>
      <title>Zephyr OS安全OTA升级</title>
      <link>https://mcuku.com/thread-323-1-1.html</link>
      <description><![CDATA[Zephyr OS安全OTA升级
🔒 双Bank验证流程：图表

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服务器设备服务器设备请求固件签名返回ECDSA签名验证签名(SHA-3)烧写到Bank1重启后校验CRC32

📦 关键API：c


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int dfu_write(const void *buf, size_t len) {    flash_writ ...]]></description>
      <category>ARM技术区</category>
      <author>MCU总工</author>
      <pubDate>Thu, 10 Jul 2025 11:42:50 +0000</pubDate>
    </item>
    <item>
      <title>RT-Thread智能指针内存管理</title>
      <link>https://mcuku.com/thread-316-1-1.html</link>
      <description><![CDATA[RT-Thread智能指针内存管理
🔄 自动回收机制c


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// 创建智能指针rt_smart_ptr_t ptr = rt_smart_ptr_create(malloc(100));// 自动释放示例{    rt_smart_ptr_t tmp = rt_smart_ptr_clone(ptr);    // 使用tmp...} // 离开作用域自动释放// 手动释放rt_ ...]]></description>
      <category>ARM技术区</category>
      <author>站长</author>
      <pubDate>Wed, 09 Jul 2025 06:00:38 +0000</pubDate>
    </item>
    <item>
      <title>内部Flash模拟EEPROM存储配置参数</title>
      <link>https://mcuku.com/thread-291-1-1.html</link>
      <description><![CDATA[内部Flash模拟EEPROM存储配置参数
问题场景：
设备需要保存用户设置的10个参数，要求断电不丢失解决方案：
[*]划分Flash扇区（以STM32F103为例）：
c


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#define PARAM_START_ADDR 0x0800FC00  // 使用最后一个扇区#define PARAM_SIZE       1024       ...]]></description>
      <category>ARM技术区</category>
      <author>站长</author>
      <pubDate>Tue, 01 Jul 2025 03:22:47 +0000</pubDate>
    </item>
    <item>
      <title>《FreeRTOS信号量同步》 🎭 生产者-消费者模型  c</title>
      <link>https://mcuku.com/thread-277-1-1.html</link>
      <description><![CDATA[《FreeRTOS信号量同步》
🎭 生产者-消费者模型c


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SemaphoreHandle_t xSemaphore = xSemaphoreCreateBinary();// 生产者任务void vProducerTask(void *pv) {    while(1) {        xSemaphoreGive(xSemaphore); // 释放信号量        vTaskDelay(1000) ...]]></description>
      <category>ARM技术区</category>
      <author>MCU专家</author>
      <pubDate>Tue, 24 Jun 2025 07:31:08 +0000</pubDate>
    </item>
    <item>
      <title>STM32高频问题解决方案</title>
      <link>https://mcuku.com/thread-250-1-1.html</link>
      <description><![CDATA[STM32高频问题解决方案1. \&quot;HAL库延时不准，电机控制出问题\&quot;问题场景：
使用HAL_Delay()控制步进电机，出现丢步现象，示波器测量发现延时误差±15%。根因分析：
[*]SysTick被中断抢占
[*]未考虑循环指令执行时间
解决方案：c


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// 精确微秒延时(基于DWT ...]]></description>
      <category>ARM技术区</category>
      <author>MCU总工</author>
      <pubDate>Tue, 17 Jun 2025 00:54:51 +0000</pubDate>
    </item>
    <item>
      <title>ARM Cortex-M7缓存一致性权威指南</title>
      <link>https://mcuku.com/thread-249-1-1.html</link>
      <description><![CDATA[1. ARM Cortex-M7缓存一致性权威指南一、缓存基础理论
1.1 哈佛架构与冯诺依曼架构的缓存差异图表

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CPU

I-Cache

D-Cache

指令总线

数据总线



二、实战配置
2.1 启用缓存与MPU协同工作c


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// 配置Cache属性SCB_Enab ...]]></description>
      <category>ARM技术区</category>
      <author>MCU总工</author>
      <pubDate>Tue, 17 Jun 2025 00:51:18 +0000</pubDate>
    </item>
    <item>
      <title>ARMv8-M异常处理安全审计</title>
      <link>https://mcuku.com/thread-248-1-1.html</link>
      <description><![CDATA[《ARMv8-M异常处理安全审计》markdown


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## 关键安全漏洞1. 未校验的异常返回地址（CVE-2023-1234）   - 攻击方式：篡改LR寄存器   - 防护方案：启用PAC（指针认证）]]></description>
      <category>ARM技术区</category>
      <author>MCU总工</author>
      <pubDate>Tue, 17 Jun 2025 00:49:13 +0000</pubDate>
    </item>
    <item>
      <title>Cortex-M7双精度浮点加速实战</title>
      <link>https://mcuku.com/thread-247-1-1.html</link>
      <description><![CDATA[《Cortex-M7双精度浮点加速实战》c


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// 启用FPU全速模式SCB-&gt;CPACR |= ((3UL]]></description>
      <category>ARM技术区</category>
      <author>MCU总工</author>
      <pubDate>Tue, 17 Jun 2025 00:48:44 +0000</pubDate>
    </item>
    <item>
      <title>《ARMv8-M异常处理安全审计》</title>
      <link>https://mcuku.com/thread-245-1-1.html</link>
      <description><![CDATA[《ARMv8-M异常处理安全审计》markdown


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## 关键安全漏洞1. 未校验的异常返回地址（CVE-2023-1234）   - 攻击方式：篡改LR寄存器   - 防护方案：启用PAC（指针认证）]]></description>
      <category>ARM技术区</category>
      <author>MCU总工</author>
      <pubDate>Sat, 14 Jun 2025 02:43:44 +0000</pubDate>
    </item>
    <item>
      <title>硬件SPI的DMA优化全攻略</title>
      <link>https://mcuku.com/thread-242-1-1.html</link>
      <description><![CDATA[硬件SPI的DMA优化全攻略1. 问题痛点分析
传统SPI传输的CPU占用率对比（实测数据）：c


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// 轮询方式（CPU 100%）HAL_SPI_Transmit(&amp;hspi, pData, len, 1000); // DMA方式（CPU 0%）HAL_SPI_Transmit_DMA(&amp;hspi, pData, len);
2. 深度优化技巧c


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 ...]]></description>
      <category>ARM技术区</category>
      <author>MCU总工</author>
      <pubDate>Sat, 14 Jun 2025 02:37:09 +0000</pubDate>
    </item>
    <item>
      <title>EMC设计-《RS-485接口EMC整改实录》</title>
      <link>https://mcuku.com/thread-235-1-1.html</link>
      <description><![CDATA[EMC设计-《RS-485接口EMC整改实录》三级防护设计：图表

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接口端子

TVS管阵列

共模电感

隔离芯片



整改效果：]]></description>
      <category>ARM技术区</category>
      <author>MCU专家</author>
      <pubDate>Fri, 13 Jun 2025 00:57:03 +0000</pubDate>
    </item>
    <item>
      <title>FreeRTOS内存泄漏定位技巧</title>
      <link>https://mcuku.com/thread-227-1-1.html</link>
      <description><![CDATA[诊断工具链：
高级调试代码：c


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// 重载内存分配函数（带追踪）void *pvPortMalloc(size_t xSize) {    void *ptr = _pvPortMalloc(xSize);    TRACE_ALLOC(ptr, xSize, GET_CALLER_ADDR());    return ptr;}void vPortFree(void *pv) {    TRACE_FR ...]]></description>
      <category>ARM技术区</category>
      <author>MCU总工</author>
      <pubDate>Sun, 08 Jun 2025 23:40:36 +0000</pubDate>
    </item>
    <item>
      <title>《MCU异常复位终极排查指南》</title>
      <link>https://mcuku.com/thread-216-1-1.html</link>
      <description><![CDATA[问题现象：\&quot;设备现场随机重启，复位标志寄存器显示PDR/POR复位\&quot; - 知乎热帖(点赞1200+)解决方案：图表

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Unsupported markdown: blockquote
 300) {  // 预留200ms余量        HAL_IWDG_Refresh(&amp;hiwdg);        last_feed = HAL_GetTick();   ...]]></description>
      <category>ARM技术区</category>
      <author>MCU专家</author>
      <pubDate>Sun, 08 Jun 2025 00:58:26 +0000</pubDate>
    </item>
    <item>
      <title>ARM vs RISC-V：工业场景如何选型？</title>
      <link>https://mcuku.com/thread-201-1-1.html</link>
      <description><![CDATA[ARM vs RISC-V：工业场景如何选型？问题热度：⭐️⭐️⭐️⭐️⭐️ (单日讨论量 1200+)核心对比指标
实战案例：
某AGV控制器更换GD32VF103后：
[*]成本下降 32%
[*]中断响应延迟 从0.8μs增至1.5μs
[*]解决方案：关键任务用硬件FPGA加速

 ...]]></description>
      <category>ARM技术区</category>
      <author>MCU专家</author>
      <pubDate>Mon, 02 Jun 2025 15:41:35 +0000</pubDate>
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