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  • AMBA
  • Armv8-A
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  • Cortex-M
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  • Keil
  • Keil C166 Tools
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Forums

  • AI forum

    The latest forum discussions for Artificial Intelligence (AI) software technologies with Arm.
    167 questions
    Oliver Beirne
    Join us: Optimizing AI Workloads on Arm: Live Code-Along session 4 November 2026 7 days ago Arm Employee Badge
  • Architectures and Processors forum

    The latest forum discussions for Arm architectures and Cortex-A, R, M, and classic processors.
    3,585 questions
    Anvay P
    CHI.E: Query about RXSACTIVE deassertion in order to move to higher level clock gating or low power mode 7 days ago
  • Arm Development Platforms forum

    This community is to support software development on Arm supplied Development Platforms.
    671 questions
    Ronan Synnott
    RE: Write C++ program with realm world VM 2 months ago Arm Employee Badge
  • Arm Development Studio forum

    Community based support Arm Development Studio - Efficient embedded software development from tiny off-the-shelf microcontrollers to custom multicore processors.
    2,225 questions
    Shizhe Yang
    RE: Debug Arm CCA on FVP models in Arm Studio 2 months ago
  • 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. over 1 year ago
  • Ask a question

    Join the conversation. Feel free to ask a question about the Inventors Challenge 2023.
    62 questions and discussions
    Anonymous
    Regarding the basic learning methodolgy of ARM processors for beginners 2 months ago
  • Automotive forum

    The latest forum discussions in Automotive IP with Autonomous and Advanced Driver-Assistance Systems (ADAS).
    20 questions
    Ronan Synnott
    RE: Divide by 0 in R52 8 months ago Arm Employee Badge
  • 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? over 1 year ago
  • Compilers and Libraries forum

    The latest forum discussions for the Compiler toolchain and libraries for Keil MDK
    1,021 questions
    Andre Vieira
    RE: Differences in the optimization mechanism between GCC 13.2 and GCC 15.3 result in code failure 23 hours ago Arm Employee Badge
  • Embedded and Microcontrollers forum

    This forum is now read-only.
    442 questions
     Annie
    RE: IAR-workbench error over 1 year 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 4 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 3 years ago Arm Employee Badge
  • Forum

    2 questions
    Robert Iannello
    Some Thoughts on Innovate UK’s New Funding Announcement over 2 years ago Arm Employee Badge
  • Forum

    26 questions
    Megharsh L
    Regading certification of inventors challenge 2024 over 1 year ago
  • High Performance Computing (HPC) forum

    The latest forum discussions for server and commercial and open-source HPC tools.
    122 questions
    Aymen Q
    RE: ArmPl cblas_sdot results seem wrong with large sizes 2 months ago Arm Employee Badge
  • Internet of Things (IoT) forum

    The latest forum discussions for software developers building connected products based on Arm technology.
    14 questions
    Fleur  Nooijen_1318
    Best practices for managing firmware OTA updates across a fleet of Arm-based edge gateways at scale? 5 months ago
  • Keil forum

    The Keil Forum is an open forum where you may post questions and comments about Keil products.
    32,410 questions
    Milorad Cvjetkovic
    RE: Keil Studio with STM32CubeMX2: Code generator issues 5 days 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
    Th M
    Arm on NAS 10 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.
    1,440 questions
    Peter Harris
    RE: Mali-G57 r21p0: glCompileShader hangs on a zero-iteration loop containing a dynamically indexed array write 8 days ago Arm Employee Badge
  • 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.
    129 questions
    Michael Engel
    RE: Is the power supply universal? 6 months ago
>
All questions in this Community
  • Suggested Answer

    ARM Cortex-M0+, ARMv6-M, Unprivileged/Privileged Extension 0

    2155 views
    2 replies
    Latest over 5 years ago
    by humans_mind
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    I'm using the ARM DS-5 IDE with the ARM 5 Compiler Toolchain. I want to use the function "fileno" in the , however, it is not declared yet (guess that this is due to the compiler toolchain I'm using). What should I do to use the function 0

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    Started over 5 years ago
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    No Algorithm found for: 00000000H - 00000D87H Erase skipped! Error: Flash Download failed - "Cortex-M4" 0

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    6 replies
    Latest over 5 years ago
    by xxzll
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    Regarding NIC-400 on Juno board 0

    • CoreLink NIC-400
    • Juno Development Board
    • PrimeCell AMBA 3 AXI TrustZone Memory Adapter
    • PrimeCell AMBA 3 TrustZone Protection Controller
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    by ccs
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    Control my air conditioner with a Nest 0

    • Microcontroller (MCU)
    6710 views
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    Latest over 5 years ago
    by rosestewar
  • Suggested Answer

    How to use arm studio to get overdraw data/overdraw information of Mali GPU? 0

    2590 views
    1 reply
    Latest over 5 years ago
    by Ben Clark Arm Employee Badge
  • Answered

    keil5 load error :Erase Failed! +1

    2166 views
    2 replies
    Latest over 5 years ago
    by Oliver Beirne Arm Employee Badge
  • Suggested Answer

    Cannot build position independent code that works 0

    8145 views
    4 replies
    Latest over 5 years ago
    by greenfield
  • Suggested Answer

    where to find various definitions 0

    • GCC
    • GNU Arm
    1465 views
    1 reply
    Latest over 5 years ago
    by Michael Zimmers
  • Suggested Answer

    Debug printf() Keil IDE with GCC 0

    • CoreSight Debug and Trace
    • GCC
    • Keil MDK Cortex-M Edition
    2034 views
    2 replies
    Latest over 5 years ago
    by BMcK
  • Answered

    How to run Keil Simulator from command line +1

    2297 views
    2 replies
    Latest over 5 years ago
    by rkopsch Arm Employee Badge
  • Not Answered

    Is it possible to create an aarch32 linux hosted local gcc compiler from source? 0

    1385 views
    1 reply
    Latest over 5 years ago
    by Przemyslaw Wirkus Arm Employee Badge
  • Suggested Answer

    diff arm-none-linux-gnueabi( 9 or lastest) and arm-linux-gnueabi(gcc 8.3/2) and symver 0

    3535 views
    2 replies
    Latest over 5 years ago
    by JustThree
  • Answered

    Opengles open AFBC need some option? 0

    • ARM Frame Buffer Compression (AFBC)
    4264 views
    2 replies
    Latest over 5 years ago
    by Peter Harris Arm Employee Badge
  • Answered

    CC2640R2L j link connection problem +1

    1877 views
    1 reply
    Latest over 5 years ago
    by Oliver Beirne Arm Employee Badge
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