• Best ARM processor for a low power medical device
    I am working on an implantable medical device that requires a system on a chip. I can probably manage 1.5 to 2.5 watts, and I'm going to need all of it for this application. Which ARM processor should...
  • ARM Cortex-M4 : Power v/s Frequency
    Hello to all, I am currently working on ARM cortex-M4. While I was running different codes of instructions, I have noticed an increment in the current consumption corresponding to the increment in the...
  • Saving processor state for power-down and resume
    I'm working on a SoC that can power-off the ARM (Cortex-M4) while retaining the system RAM, and I'm interested in saving the processor state then restoring it when the ARM is restarted. So prior to power...
  • Elba Processor Power Management
    Blog orgininally posted on 11 July 2011 on blogs.arm.com Having chosen the optimal implementation, as described in the previous blog ( Elba - How do we know it works? ) we now turned our attention to...
  • A panic function to halt the processor in low-power sleep using WFI?
    As part of fault detection / debugging, it's useful to have a panic() function that halts the processor. It is easy enough to disable interrupts and put the processor in an infinite busy loop (while...