NRF52810-QCAA-R datasheet(115/483 Pages) NORDIC

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Peripherals

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

B B

Reset 0x00000001

0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1

RW Field

Value Id

Value

Description

RW MODE

The mode of operation to be used. The settings in this

are triggered.

Encryption

AES CCM packet encryption mode

Decryption

AES CCM packet decryption mode

RW DATARATE

Radio data rate that the CCM shall run synchronous with

1Mbit

1 Mbps

2Mbit

2 Mbps

125Kbps

125 Kbps

500Kbps

500 Kbps

RW LENGTH

Packet length configuration

Default

Default length. Effective length of LENGTH field in

encrypted/decrypted packet is 5 bits. A key-stream for

packet payloads up to 27 bytes will be generated.

Extended

Extended length. Effective length of LENGTH field in

encrypted/decrypted packet is 8 bits. A key-stream for

packet payloads up to MAXPACKETSIZE bytes will be

generated.

6.4.9.7 CNFPTR

Address offset: 0x508

Pointer to data structure holding AES key and NONCE vector

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

A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A

Reset 0x00000000

0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

RW Field

Value Id

Value

Description

RW CNFPTR

Pointer to the data structure holding the AES key and

the CCM NONCE vector (see Table 1 CCM data structure

overview)

6.4.9.8 INPTR

Address offset: 0x50C

Input pointer

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

A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A

Reset 0x00000000

0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

RW Field

Value Id

Value

Description

RW INPTR

Input pointer

6.4.9.9 OUTPTR

Address offset: 0x510

Output pointer

4430_161 v1.0

115

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