Memory Protection Unit (MPU)

GPTKB entity

Predicate	Object
gptkbp:instanceOf	gptkb:computer_security_technology gptkb:hardware_component
gptkbp:canBe	gptkb:software
gptkbp:compatibleWith	virtual memory
gptkbp:controls	access permissions
gptkbp:distinctFrom	gptkb:Memory_Management_Unit_(MMU)
gptkbp:enforcedBy	memory region boundaries
gptkbp:foundIn	gptkb:ARM_Cortex-M_processors some RISC-V cores
gptkbp:function	memory protection
gptkbp:prevention	unauthorized memory access
gptkbp:prohibits	execute access read access write access
gptkbp:provides	region-based protection
gptkbp:usedFor	fault detection safety-critical applications isolation of tasks
gptkbp:usedIn	embedded systems microcontrollers real-time operating systems
gptkbp:bfsParent	gptkb:ARMv7-M gptkb:ARMv8-M gptkb:Cortex-M23 gptkb:Cortex-M33 gptkb:Cortex-M35P gptkb:Cortex-M4 gptkb:Cortex-R4 gptkb:Cortex-R5 gptkb:Cortex-R7 gptkb:Cortex_M33 gptkb:AndesCore_AX25F gptkb:AndesCore_D25 gptkb:AndesCore_NX25F gptkb:ARM_Cortex-M3 gptkb:ARM_Cortex-M4 gptkb:ARMv7-R gptkb:ARMv7-R_(Real-time)
gptkbp:bfsLayer	7
https://www.w3.org/2000/01/rdf-schema#label	Memory Protection Unit (MPU)