RTT.CONFIG

nRF54LM20A | nRF54LM20B Datasheet

Address offset: 0x1050

RTT Config.

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 E E E E E E E E E D D D D C B 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
ID R/W Field Value ID Value Description
A

RW

EN

Enable RTT functionality. Only valid for BLE 1MBPS and 2MBPS mode

Disabled

0

Disable RTT Block

Enabled

1

Enable RTT Block

B

RW

ENFULLAA

Enabling/Disable ping over the entire access address.

Disabled

0

Disable ping over the entire access address, i.e., enable only over the first 16-bit access address

Enabled

1

Enable ping over the entire access address

C

RW

ROLE

Role as a Initiator or Reflector.

Initiator

0

Initiator

Reflector

1

Reflector

D

RW

NUMSEGMENTS

Number of 16bit payload segments available for ToA detection. Allowed values are 0, 2, 4, 6 and 8.

E

RW

EFSDELAY

Early Frame Sync Delay, i.e., number of cycles to wait for access address to anchor correctly. For Ble_2Mbit, the EFSDELAY value is 64 (2us) and for Ble_1Mbit, it can be 256 (8us).