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  • AMBA
  • Armv8-A
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  • Cortex-M
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  • Keil
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Forums

  • AI forum

    The latest forum discussions for Artificial Intelligence (AI) software technologies with Arm.
    160 questions
    anjali sonkar
    RE: AI tools for IoT? 11 days ago
  • Architectures and Processors forum

    The latest forum discussions for Arm architectures and Cortex-A, R, M, and classic processors.
    3,521 questions
    Aswin Sankar
    Additional info on a particular MPU configuration 1 day ago
  • Arm Development Platforms forum

    This community is to support software development on Arm supplied Development Platforms.
    666 questions
    David Chen
    Generating license code using armlm genlic command for MDK -ARM Essential uVersion 5.39 1 day ago
  • Arm Development Studio forum

    Community based support Arm Development Studio - Efficient embedded software development from tiny off-the-shelf microcontrollers to custom multicore processors.
    2,208 questions
    Ronan Synnott
    RE: ARM_TOOL_VARIANT unset 17 days ago Arm Employee Badge
  • Arm Virtual Hardware forum

    Please note: This forum is now read-only. Learn more in the first pinned post.
    58 questions
     Annie
    This forum is now read-only. Learn more here. 10 months ago
  • Ask a question

    Join the conversation. Feel free to ask a question about the Inventors Challenge 2023.
    59 questions and discussions
    飞 洪
    arm-socrates build IP display buidl fail 3 months ago
  • Automotive forum

    The latest forum discussions in Automotive IP with Autonomous and Advanced Driver-Assistance Systems (ADAS).
    17 questions
    Vikas Pandey
    RE: Inquiry: ARM’s Architectural Recommendations for Isolated Hosting of SafeVM, IVI & Trusted SW Using CCA 26 days ago
  • Community Help forum

    New to Arm Community? Start here to learn how to get the most out of it. Learn how to use the Community, share ideas for enhancements and ask questions about features.
    32 questions and discussions
     Annie
    RE: How to create a blog on community.arm.com? 6 months ago
  • Compilers and Libraries forum

    The latest forum discussions for the Compiler toolchain and libraries for Keil MDK
    1,001 questions
    Ronan Synnott
    RE: Can't Download Arm Compiler 5.x 11 days ago Arm Employee Badge
  • Embedded and Microcontrollers forum

    This forum is now read-only.
    442 questions
     Annie
    RE: IAR-workbench error 11 months ago
  • Event forum

    Join the conversation! Ask questions about the event, connect with fellow attendees, and participate in our AMA session!
    10 questions and discussions
    Roberto07
    RE: Workshop Materials over 3 years ago
  • Forum

    Have a question about the webinar series? Ask it here.
    4 questions
    Suriya Gunasekaran
    RE: want to get certificate for play & project over 2 years ago Arm Employee Badge
  • Forum

    26 questions
    Megharsh L
    Regading certification of inventors challenge 2024 9 months ago
  • High Performance Computing (HPC) forum

    The latest forum discussions for server and commercial and open-source HPC tools.
    118 questions
    Chiranmoy Bhattacharya
    RE: Exploring Opportunities to Speed Up Vector API Performance on Arm 3 days ago
  • Internet of Things (IoT) forum

    The latest forum discussions for software developers building connected products based on Arm technology.
    9 questions
    Ronan Synnott
    RE: 亲爱的工程师,我是中国的一个初级工程师,想选择一个stm32芯片用于学习。你们有推荐的吗? 8 months ago Arm Employee Badge
  • Keil forum

    The Keil Forum is an open forum where you may post questions and comments about Keil products.
    32,355 questions
    rkopsch
    RE: Error building with MDK Essentials License 1 day ago Arm Employee Badge
  • Laptops and Desktops forum

    A forum for developers optimizing performance, power efficiency, and user experiences on Arm-powered laptops and desktops.
    2 questions
    josaf bodia
    RE: GPU Hierarchy 2025 – Ultimate Graphics Card Benchmarks & Comparison 5 months ago
  • Mobile, Graphics, and Gaming forum

    A forum for developers building high-performance mobile apps, cutting-edge graphics, and immersive gaming experiences on Arm.
    1,411 questions
    hterrolle
    RE: SIMD help for exemple 1 day ago
  • Morello forum

    Morello is a research program led by Arm which could radically change the way we design and program processors in future, to enable better built-in security.
    128 questions
    vrisreziTruther
    RE: Morello toolchain compilation 3 months ago
  • Operating Systems forum

    The latest forum discussions for all Arm technology relating to Operating Systems (OS)
    272 questions
    Cantaff0rd
    UEFI variables from UEFI shell 5 months ago
>
All questions in this Community
  • Answered

    aarch64 Exception Level Sw itch from EL1 to EL0 0

    • EL1
    • EL3
    • AArch64
    • Raspberry Pi 3
    • EL0
    • QEMU
    • Cortex-A
    16946 views
    7 replies
    Latest over 6 years ago
    by michaelyuanfeng
  • Suggested Answer

    How to handle clean operation in Data Cache 0

    • Cache coherency
    19159 views
    1 reply
    Latest over 6 years ago
    by Christopher Tory Arm Employee Badge
  • Suggested Answer

    How to handle Cache flush in ACE? 0

    • AMBA
    • ACE
    • Cache
    • Interface
    16990 views
    1 reply
    Latest over 6 years ago
    by Christopher Tory Arm Employee Badge
  • Not Answered

    when I count the cycle of instructions in A53, I just want the cycle not including operation of memory and cache, which performance counts i should remove? thanks a lot! 0

    • Cortex-A53
    • Cache
    • Cortex-A
    • Memory
    9925 views
    0 replies
    Started over 6 years ago
    by sam0220
  • Not Answered

    Development Boards for ML Processor 0

    • machine learning
    • Neural Network
    • Internet of Things (IoT)
    6725 views
    2 replies
    Latest over 6 years ago
    by Jason Andrews Arm Employee Badge
  • Not Answered

    ldr and fmla instruction time consumption issue. 0

    19770 views
    8 replies
    Latest over 6 years ago
    by arthur_libin
  • Answered

    MMU and Cache configuration 0

    • Cortex-A5
    • Cache
    • Memory Management Unit (MMU)
    • Cortex-A
    24116 views
    12 replies
    Latest over 6 years ago
    by Vanhealsing
  • Answered

    Significance of [MS] and [LS] in big-endian data bus in AHB5 Specification +1

    • AMBA
    • AHB5
    • AMBA 5
    • AHB
    13978 views
    1 reply
    Latest over 6 years ago
    by Colin Campbell Arm Employee Badge
  • Not Answered

    Cannot find definition of extern function, reference only 0

    • Microcontroller (MCU)
    2831 views
    3 replies
    Latest over 6 years ago
    by Andrew Neil
  • Not Answered

    aarch64 MMU: inconsistency in ARMv8 ARM? 0

    • logic
    • Armv8-A
    • Memory Management Unit (MMU)
    • Memory Management
    14772 views
    1 reply
    Latest over 6 years ago
    by Zhifei Yang
  • Not Answered

    Aarch64 - Armv8-a bitwise cyclic shift operation 0

    14503 views
    1 reply
    Latest over 6 years ago
    by Zhifei Yang
  • Not Answered

    aarch64 Cross compilation error (GLIBCXX_3.4) 0

    • Toolchain
    • Cross compiling
    • Keil
    • Compiling
    • GCC
    • String
    • Compilation error
    • GNU
    • Windows
    • C
    • Linux
    17736 views
    1 reply
    Latest over 6 years ago
    by Zhifei Yang
  • Answered

    how to send data from open cv to arm 7 +1

    • Arm7
    • Computer Vision (CV)
    4274 views
    1 reply
    Latest over 6 years ago
    by Zhifei Yang
  • Not Answered

    Dual emission problem related to neon instruction set on A53 0

    19652 views
    8 replies
    Latest over 6 years ago
    by 姑苏风河
  • Not Answered

    Unable to update firmware on Musca A board 0

    • Musca-A
    13893 views
    1 reply
    Latest over 6 years ago
    by Zhifei Yang
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