• Memory protection unit - Cortex-M4
    Hi. I am writing back regarding MPU usage. I implemented it into the software in next ways (note, that program is quite simple - only privileged mode, no RTOS): 1. I enabled background region, thus all...
  • What’s new with the Memory Protection Unit (MPU) in Cortex-M23 and Cortex-M33?
    ARM Cortex-M23 and Cortex-M33 processors, announced recently at ARM TechCon 2016, both integrate a new Memory Protection Unit (MPU). This optional MPU is based on an updated ARM Protected Memory System...
  • Can we Modify the Flash Memory Access Permission with MPU( Memory Protection Unit)
    Hi Sir,          Can i change Flash Memory Permission through MPU?? Thanks and Regards, Harshan.
  • Setting MPU_RASR for Memory Protection Unit with correct values of TEX/C/B/S bits
    Hello, I use LPC4078 with an Cortex-M4 core and would like to implement Memory Protection Unit (MPU). Therefore I need to set TEX/C/B/S bits in RASR register but unfortunately am not sure what would...
  • Protection control
    Dear Team , Currently i am Developing and verifying AHB 5 Protocol. I am not able to understand HPROT signal and its behavior. Please help to get clarity on this signal and its behavior.