Datasheet

Maxim Integrated │ 76
MAX98090 Ultra-Low Power Stereo Audio Codec
www.maximintegrated.com
Table 1. MAX98090 Control Register Map (continued)
REGISTER DESCRIPTION REGISTER CONTENTS
POR
STATE
ADDR NAME R/W BIT 7 BIT 6 BIT 5 BIT 4 BIT 3 BIT 2 BIT 1 BIT 0
0x41
DSP FILTER
ENABLE
R/W — — — — RECBQEN
EQ3BAND
EN
EQ5BAND
EN
EQ7BAND
EN
0x00
BIAS AND POWER MODE CONFIGURATION REGISTERS
0x42 BIAS CONTROL R/W — — — — — — —
BIAS_
MODE
0x00
0x43 DAC CONTROL R/W — — — — — —
PERF
MODE
DACHP 0x00
0x44 ADC CONTROL R/W — — — — — OSR128
ADC
DITHER
ADCHP 0x06
0x45
DEVICE
SHUTDOWN
R/W
SHDN
— — — — — — — 0x00
PLAYBACK PARAMETRIC EQUALIZER BAND 1: BIQUAD FILTER COEFFICIENT REGISTERS
0x46
EQUALIZER
BAND 1
COEFFICIENT B0
R/W B0_1[23:16] —
0x47 R/W B0_1[15:8] —
0x48 R/W B0_1[7:0] —
0x49
EQUALIZER
BAND 1
COEFFICIENT B1
R/W B1_1[23:16] —
0x4A R/W B1_1[15:8] —
0x4B R/W B1_1[7:0] —
0x4C
EQUALIZER
BAND 1
COEFFICIENT B2
R/W B2_1[23:16] —
0x4D R/W B2_1[15:8] —
0x4E R/W B2_1[7:0] —
0x4F
EQUALIZER BAND
1
COEFFICIENT A1
R/W A1_1[23:16] —
0x50 R/W A1_1[15:8] —
0x51 R/W A1_1[7:0] —
0x52
EQUALIZER
BAND 1
COEFFICIENT A2
R/W A2_1[23:16] —
0x53 R/W A2_1[15:8] —
0x54 R/W A2_1[7:0] —