Registers

nRF5340 Product Specification

Instances
Instance Domain Base address TrustZone Split access Description
Map Att DMA
CC_HOST_RGF APPLICATION 0x50845000 HF S NSA No

CRYPTOCELL HOST register interface

Register overview
Register Offset TZ Description
IRR 0xA00

Interrupt request register. Each bit of this register holds the interrupt status of a single interrupt source. If corresponding IMR bit is unmasked, an interrupt is generated.

IMR 0xA04

Interrupt mask register. Each bit of this register holds the mask of a single interrupt source.

ICR 0xA08

Interrupt clear register. Writing a 1 bit into a field in this register will clear the corresponding bit in IRR.

ENDIANNESS 0xA0C

This register defines the endianness of the Host-accessible registers, and can only be written once.

HOST_SIGNATURE 0xA24

This register holds the CRYPTOCELL subsystem signature. See reset value.

HOST_BOOT 0xA28

Hardware configuration of the CRYPTOCELL subsystem. Reset value holds the supported features.

HOST_CC_IS_IDLE 0xA7C

Idle state register for the CRYPTOCELL subsystem.

HOST_POWERDOWN 0xA80

This register start the power-down sequence.