PKA_STATUS

nRF5340 Product Specification

Address offset: 0x88

This register holds the status for the PKA pipeline.

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 K K K K K J I H G F E D C B B B B A A A A
Reset 0x00001000 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0
ID R/W Field Value ID Value Description
A

R

ALU_MSB_4BITS

The most significant 4-bits of the operand updated in shift operation.

B

R

ALU_LSB_4BITS

The least significant 4-bits of the operand updated in shift operation.

C

R

ALU_SIGN_OUT

Indicates the MSB sign of the last operation.

D

R

ALU_CARRY

Holds the carry of the last ALU operation.

E

R

ALU_CARRY_MOD

Holds the carry of the last modular operation.

F

R

ALU_SUB_IS_ZERO

Indicates the last subtraction operation sign.

G

R

ALU_OUT_ZERO

Indicates if the result of ALU OUT is zero.

H

R

ALU_MODOVRFLW

Modular overflow flag.

I

R

DIV_BY_ZERO

Indication if the division is done by zero.

J

R

MODINV_OF_ZERO

Indicates the modular inverse of zero.

K

R

OPCODE

Opcode of the last operation