HOST_BOOT

nRF5340 Product Specification

Address offset: 0xA28

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

Bit number 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ID b a Z Y X W V U T S R Q P O N M L K J I H G F F F E D C B A
Reset 0x5E62982E 0 1 0 1 1 1 1 0 0 1 1 0 0 0 1 0 1 0 0 1 1 0 0 0 0 0 1 0 1 1 1 0
ID R/W Field Value ID Value Description
A

R

POWER_GATING_EXISTS_LOCAL

If this flag is set, full power gating is implemented

B

R

LARGE_RKEK_LOCAL

If this flag is set, large RKEK is supported

C

R

HASH_IN_FUSES_LOCAL

If this flag is set, HASH in fuses is supported

D

R

EXT_MEM_SECURED_LOCAL

If this flag is set, external secure memory is supported

E

R

RKEK_ECC_EXISTS_LOCAL_N

If this flag is set, RKEK ECC is supported

F

R

SRAM_SIZE_LOCAL

SRAM size

G

R

DSCRPTR_EXISTS_LOCAL

If this flag is set, Descriptors are supported

H

R

PAU_EXISTS_LOCAL

If this flag is set, PAU is supported

I

R

RNG_EXISTS_LOCAL

If this flag is set, the RNG engine is present

J

R

PKA_EXISTS_LOCAL

If this flag is set, the PKA engine is present

K

R

RC4_EXISTS_LOCAL

If this flag is set, the RC4 engine is present

L

R

SHA_512_PRSNT_LOCAL

If this flag is set, the HASH engine supports SHA512

M

R

SHA_256_PRSNT_LOCAL

If this flag is set, the HASH engine supports SHA256

N

R

MD5_PRSNT_LOCAL

If this flag is set, the HASH engine supports MD5

O

R

HASH_EXISTS_LOCAL

If this flag is set, the HASH engine is present

P

R

C2_EXISTS_LOCAL

If this flag is set, the C2 engine is present

Q

R

DES_EXISTS_LOCAL

If this flag is set, the DES engine is present

R

R

AES_XCBC_MAC_EXISTS_LOCAL

If this flag is set, AES XCBC-MAC mode is supported

S

R

AES_CMAC_EXISTS_LOCAL

If this flag is set, AES CMAC mode is supported

T

R

AES_CCM_EXISTS_LOCAL

If this flag is set, AES CCM mode is supported

U

R

AES_XEX_HW_T_CALC_LOCAL

If this flag is set, AES XEX mode T-value calculation in HW is supported

V

R

AES_XEX_EXISTS_LOCAL

If this flag is set, AES XEX mode is supported

W

R

CTR_EXISTS_LOCAL

If this flag is set, AES CTR mode is supported

X

R

AES_DIN_BYTE_RESOLUTION_LOCAL

If this flag is set, the AES engine data input support byte size resolution

Y

R

TUNNELING_ENB_LOCAL

If this flag is set, the AES engine supports tunneling operations

Z

R

SUPPORT_256_192_KEY_LOCAL

If this flag is set, the AES engine supports 192/256 bits key sizes

a

R

ONLY_ENCRYPT_LOCAL

If this flag is set, the AES engine only support encryption

b

R

AES_EXISTS_LOCAL

If this flag is set, the AES engine is present