• the means of tail-chaining of interrupts
    hellow I am reading the book “Cortex -M3 Embedded Software Development” on page of 3,chapter 1.1 Nested Vectored Interrupt Controller (NVIC), i don not understand the means of tail-chaining of interrupts...
  • Loop unrolling on Cortex-M3 vs. Cortex-M0
    In the DSP lib files like arm_conv_f32, arm_fir_f32, the algorithm implementation in Cortex-M3/M4 and in Cortex-M0 is different. i.e., loop unrolling is used in M3/M4 and it is not used in M0. Pls tell...
  • Question about the Pipeline, clock cycle and machine cycle in Cortex-M Series.
    Recently I'm learning the implement of ARM cortex m core in order to optimize my software to be more efficient and be easier to predict its execute time. But now I'm confused about the clock cycle, machine...
  • Where to find the execution cycles of Cortex m7 instruction
    for Cortex-M0, M3 and M4, I can find the execution time in their Technical Reference Manual > Programmers Model > Instruction set summary 里面查看 http://infocenter.arm.com/help/index.jsp?topic=/com.arm...
  • About Cortex M0 SDK
    Where from can I download Cortex M0 SDK?