• wfi in debug mode
    Hi, Please help me understand expected behavior of CM4 when CM4 is in debug mode and WFI is executed through single step. Does CM4 enter sleep/sleepdeep in such case ? Thanks, Sandeep
  • 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...
  • Interruptible Instructions on Cortex-M4
    The ARM Cortex-M4 Processor Technical Reference Manual states: To minimize interrupt latency, the processor abandons any divide instruction to take any pending interrupt. On return from the interrupt...
  • Cortex-M3 or -M4: Which is better?
    Hi, I need some clarification about which one is better either Cortex-M3 or -M4. Which one is present trending and which one having good future. Thanks in advance.
  • about tail chaning of Cortex-M0
    Hello. I'm studying about the tail chaining of Cortex-M0. Is it same as Cortex-M3 or M4? Best regards.