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Latest Blogs
  • Streamline中基于统计的性能分析功能介绍

    章政
    章政
    原文参考 ARM性能分析器(Streamline) 7.0版开始支持基于SPE(统计性能分析扩展)的性能分析。SPE是Armv8.2-A架构中的一个可选扩展特性,它可以以很低的代价对处理器的流水线进行采样。Streamline可以从Arm Development Studio和Arm Mobile Stuido获取。 为什么需要SPE? Streamline前序版本只能通过硬件计数器和软中断中采样PC信息获取CPU的信息…
    • January 28, 2020
  • 让数值算法在Arm edge端跑的更快

    章政
    章政
    CMSIS DSP 库作为高度优化的嵌入式系统数字信号计算库一直以来深受广大开发者所喜爱,随着人工智能(Artificial Intelligence )逐步向Edge端扩展,Edge端的数字计算负载也越来越大,为了缓解计算的压力,各种框架也在Edge端采用CMSIS DSP库进行优化加速。科学计算环境和嵌入式开发环境有很大的区别,比如科学计算往往采用Python,SCIPy,Matlab,而这些环境一般是无法在低功耗嵌入式环境…
    • November 13, 2019

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Unanswered questions
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    请问:使用NEON与0向量作比较时有没有什么简便的写法? 0

    677 views
    0 replies
    Latest over 1 year ago
    by 章政
  • Not Answered

    check 4KB boundary 0

    501 views
    0 replies
    Started over 1 year ago
    by Sammy_Kao
  • Not Answered

    PMU使用问题 0

    4104 views
    7 replies
    Latest over 1 year ago
    by 章政
  • Not Answered

    ARM64 配置64K页表后不能运行32位应用程序,请问各位大神如何解决? 0

    1185 views
    0 replies
    Started over 1 year ago
    by unrulywind1973
  • Not Answered

    FPU寄存器使用问题 0

    585 views
    0 replies
    Started over 1 year ago
    by ming.han
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Most viewed questions
  • Answered

    请教:ARM TEE信任根BOOT ROM验证从外部存储设备加载的preloader的方法是什么? 谢谢. 0

    1389 views
    1 reply
    Latest over 2 years ago
    by Ethan Zhang
  • Answered

    移植djyos到cortex-a9遇到问题 0

    1394 views
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    by William Gao
  • Answered

    cortex r4要打印信息,怎么设置打印函数呢? 0

    • Processor
    • chinese
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    • 中文
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    • Cortex-R4
    • eda
    1431 views
    1 reply
    Latest over 6 years ago
    by Zenon Xiu (Zhilong Xiu)
  • Suggested Answer

    请问下:对市面上的ARM SOC芯片,如何可靠识别ARM SOC内所使用的ARM CPU内核IP型号? 0

    1448 views
    1 reply
    Latest over 2 years ago
    by Ethan Zhang
  • Suggested Answer

    已经安装DD-5评估版,可是还是无法编译? 0

    • DS-5 Ultimate Edition
    1450 views
    2 replies
    Latest over 2 years ago
    by zxy
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