Rainbow-electronics AT73C246 Manual do Utilizador descarregar pdf (Página 97)

11050A–PMAAC–07-Apr-10

AT73C246

Name: AUDIO_CONTROL

Access: Read / Write

Address: 0x11

76543210

- BCLKINV DCBLOCK ENCONF

CUST_CO

ENASR ASR_TIME

Table 13-26. AUDIO_CONTROL (0x11) Structure

Bit Name Description Reset value

7- - 0

6BLCKINV

Bit clock inversion on I

S port

0: not inverted

1: inverted

5 DCBLOCK

Headphone output coupling configuration

0: DC coupled (capless operation)

1: AC coupled

4 ENCONF

Custom configuration enable

0: Default value.

1: custom configuration is send to audio

controller.

3 CUST_CONF

Custom audio configuration

0: Audio path are set with PATH_SEL

1: Custom audio path set by software

2 ENASR

Gain soft ramping ON / OFF

0: OFF

1: ON

1:0 ASR_TIME Gain soft ramping timing selection 11

Table 13-27. Gain Soft Ramping Timing Selection Table

ASR_TIME Timing

00 MCLK / (32 x 512)

01 MCLK / (64 x 512)

10 MCLK / (128 x 512)

11 MCLK / (256 x 512)

1 2 ... 92 93 94 95 96 97 98 99 100 101 102 ... 158 159

Sem comentários

Rainbow-electronics AT73C246 Manual do Utilizador Página 97