Datasheet

0: No Pending Interrupt
1: Key down Irq Pending Interrupt
0
R/W
0x0
HMIC_DATA_PENDING
Hmic Data Irq pending bit, write 1 to clear
0: No Pending Interrupt
1: Data Irq Pending Interrupt
Reg 48h_DAC Digital Control Register
Default: 0x0000
Register Name: DAC_DIG_CTRL
Bit
Read/Write
Default
Description
15
R/W
0x0
ENDA.
DAC Digital Part Enable
0: Disabe
1: Enable
14
R/W
0x0
ENHPF
HPF Function Enable
0: Enable
1: Disable
13
R/W
0x0
DAFIR32
Enable 32-tap FIR filter
0: 64-tap
1: 32-tap
12
R/W
0x0
Reserved
11:8
R/W
0x0
MODQU
Internal DAC Quantization Levels
Levels=[7*(21+MODQU[3:0])]/128
Default levels=7*21/128=1.15
7:0
R/W
0x0
Reserved
Reg 49h_DAC Volume Control Register
Default: 0xA0A0
Register Name: DAC_VOL_CTRL
Bit
Read/Write
Default
Description
15:8
R/W
0xA0
DAC_VOL_L
DAC left channel volume
(-119.25dB To 71.25dB, 0.75dB/Step)
0x00: Mute
0x01: -119.25dB
………………
0x9F = -0.75dB
0xA0 = 0dB
0xA1 = 0.75dB
………………
0xFF = 71.25dB
7:0
R/W
0xA0
DAC_VOL_R
DAC right channel volume