• Wake-up time from WFI
    How long does it take to wake up from from WFI once an interrupt occurs? What system parameters does the answer depend on? What's turned off in the CPU (and elsewhere) while WFI is underway? I'm...
  • [Cortex M0] Number of clock cycles for LDR instruction
    Hello, I need to know the exact number of the clock cycles per each instruction in terms of the system clock frequency especially the "LDR" instruction Here is the needed instruction: "LDR r3,[r1...
  • How can CLZ equivalent be achieved on Cortex-M0 where this instruction is missing?
    Looking for alternates for this instruction.
  • Cortex M series and their compatibility
    Hello , I am new to ARM. I have a particular software package written to the Cortex M0+ MCU. How can I evaluate that these libraries will be compatible with other type of cortex M series microcontrollers...
  • Cortex M0 internal Failure solution for ALU, CPU and Register rong results
    Hello All, I am using Cortex M0 based controller and want to know if the following issues can happen and what can be the possible solution by software to handle the issues: 1. ALU resulting wrong result...