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  • Cortex-M23/M33 dynamic power

    I am doing a survey of the Cortex-M processors, and came across the M23/M33, which are described as having very low power like the M0. Are there some actual numbers (for example, with the smallest configuration, with TrustZone, in 28HPM or 40LP)? Or,…

  • What is the top level difference in features between Cortex-M23 and Cortex-M0+?

    This is a very common question too.

    The diagram is a pictorial description of the differences followed by some explanations.

     

     

    Starting from the bottom:

     

    -Cortex-M23 is an implementation of the ARMv8-M architecture. Full details here.

    -Using the same debug…