AK4586 Просмотр технического описания (PDF) - Asahi Kasei Microdevices

Номер в каталоге

Компоненты Описание

производитель

AK4586

Multi-channel Audio CODEC with DIR

Asahi Kasei Microdevices 

ASAHI KASEI

[AK4586]

Sampling Frequency and Pre-emphasis Detect

The AK4586 outputs the encoded information of sampling frequency and pre-emphasis in channel status to FS0, FS1 and

PEM bits in control register. These information are output from channel 1 at default. It can be switched to channel 2 by

CS12 bit in control register.

FS1

FS0

fs

Byte 3

Bits 0-3

0

0

44.1kHz

0000

0

1

Reserved all others

1

0

48kHz

0100

1

1

32kHz

1100

Table 6. Sampling frequency information in Consumer Mode

PEM

0

1

Pre-emphasis

OFF

ON

Byte 0

Bits 3-5

≠ 0X100

0X100

Table 7. Pre-emphasis information in Consumer Mode

MS0097-E-01

- 20 -

2001/12

Share Link: