NRF52810-QFAA-R datasheet(208/483 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 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 OPERATION

Mono or stereo operation

Stereo

Sample and store one pair (Left + Right) of 16bit samples per

RAM word R=[31:16]; L=[15:0]

Mono

Sample and store two successive Left samples (16 bit each)

per RAM word L1=[31:16]; L0=[15:0]

RW EDGE

Defines on which PDM_CLK edge Left (or mono) is sampled

LeftFalling

Left (or mono) is sampled on falling edge of PDM_CLK

LeftRising

Left (or mono) is sampled on rising edge of PDM_CLK

6.10.7.7 GAINL

Address offset: 0x518

Left output gain adjustment

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

Reset 0x00000028

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 0 1 0 0 0

RW Field

Value Id

Value

Description

RW GAINL

Left output gain adjustment, in 0.5 dB steps, around the

default module gain (see electrical parameters)

0x00 -20 dB gain adjust

0x01 -19.5 dB gain adjust

(...)

0x27 -0.5 dB gain adjust

0x28 0 dB gain adjust

0x29 +0.5 dB gain adjust

(...)

0x4F +19.5 dB gain adjust

0x50 +20 dB gain adjust

MinGain

0x00

-20dB gain adjustment (minimum)

DefaultGain

0x28

0dB gain adjustment ('2500 RMS' requirement)

MaxGain

0x50

+20dB gain adjustment (maximum)

6.10.7.8 GAINR

Address offset: 0x51C

Right output gain adjustment

4430_161 v1.0

208

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