PHY.CONFIG

nRF54LM20A | nRF54LM20B Datasheet

Address offset: 0x440

USB PHY parameter overrides

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 L K K J J I I H H H H G G G G F F E E D D D C C C B B B B A A
Reset 0x5533D6F0 0 1 0 1 0 1 0 1 0 0 1 1 0 0 1 1 1 1 0 1 0 1 1 0 1 1 1 1 0 0 0 0
ID R/W Field Value ID Value Description
A

RW

PLLITUNE

[0x0..0x3]

PLL Integral Path Tune

B

RW

PLLPTUNE

[0x0..0xf]

PLL Proportional Path Tune

C

RW

COMPDISTUNE0

[0x0..0x7]

Disconnect Threshold Adjustment

D

RW

SQRXTUNE0

[0x0..0x3]

Squelch Threshold Adjustment

E

RW

VDATREFTUNE0

[0x0..0x3]

Data Detect Voltage Adjustment

F

RW

TXHSXVTUNE0

[0x0..0x2]

Transmitter High-Speed Crossover Adjustment

G

RW

TXFSLSTUNE0

[0x0..0x7]

FS/LS Source Impedance Adjustment

H

RW

TXVREFTUNE0

[0x0..0x7]

HS DC Voltage Level Adjustment

I

RW

TXRISETUNE0

[0x0..0x2]

HS Transmitter Rise/Fall Time Adjustment

J

RW

TXRESTUNE0

[0x0..0x2]

USB Source Impedance Adjustment

K

RW

TXPREEMPAMPTUNE0

[0x0..0x2]

HS Transmitter Pre-Emphasis Current Control

L

RW

TXPREEMPPULSETUNE0

[0x0..0x1]

HS Transmitter Pre-Emphasis Duration Control