CS8416-CS 데이터 시트보기 (PDF) - Cirrus Logic

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CS8416-CS

192 kHz Digital Audio Interface Receiver

Cirrus Logic 

CS8416

11.1 Hardware Mode Function Selection

Hardware Mode and several options for that mode are selected by pulling CS8416 pins up or down imme-

diately after RST is released.

1) SDOUT – Hardware/Software Mode select

2) RCBL – Serial Port slave/master select

3) NV/RERR – NVERR/RERR select

4) AUDIO – Serial Port Format select[1] (0/1)

5) C – Serial Port Format select[0] (0/1)

6) U – RMCK Frequency Select (256/128)

7) 96KHZ – Emphasis Audio Match Off/On

For these pins, the first option is selected by using a pulldown. The second option is selected via a pullup.

11.2 Hardware Mode Settings (Defaults & Controls)

Control Register 0

TRUNC = 0

FS[1:0] = 00

Control Register 1

SWCLK = 1

MUTSAO = 0

INT = N/A, there is no interrupt pin in hardware mode

HOLD[1:0] = 00

RMCKF = Set by U pin pull-up/down at startup

CHS = 0

Control Register 2

DETCI = N/A

EMPH_CNTL[2] = set by 96KHZ pull-up/down at startup

EMPH_CNTL[1:0] = 00

GPO0SEL[3:0] = N/A

Control Register 3

GPO1SEL[3:0] = N/A

GPO2SEL[3:0] = N/A

Control Register 4

RUN = 1

RXD = 0

RX_SEL[2] = 0

RX_SEL[1:0] = RX_SEL[1:0] pins

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DS578PP2

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