• What are the compile option differences between --specs=nosys.specs and --specs=rdimon.specs in arm-none-eabi-gcc?

    1.

    As title. 

    and what time I need to add options  ?

    I know add --specs=nano.specs thas is mean using newlib-nano when I use arm-none-eabi-gcc.

    In readme, rdimon is for semihosting. Nosys is for retarget.

    We use bare metal system and printf retarget to AXI…

  • ARM GCC Retarget dosen't work in coresight example

    I have not seen any axi transfer when I run coresight example helloworld.

    And the cpu program counter stopping in some code

    I have some questions when I check my IMAGE0.lst file

    1 .why printf is branch to putchar instead of printf in coresight example?

    2. Is…

  • Using DS-5 Trace with Arm Fast Models

    There are three primary technologies provided by ARM DS-5 that all Fast Model users should be aware of to get the maximum benefit from the combination of DS-5 and Fast Models.

    1. Software Debugging
    2. Streamline performance analysis
    3. Software Trace

    Fast Model…

  • Using ARM DS-5 with custom Fast Model systems

    ARM DS-5 Development Studio is a suite of tools for editing, compiling, analyzing, and debugging embedded C/C++ software for the ARM architecture. The DS-5 Debugger can be used with virtual prototypes, hardware emulators, FPGA prototypes, and many different…