Cirrus 3CFM Bedienungsanleitung PDF herunterladen (Seite 8)

CDB4228A

8 DS511DB1

JUMPER PURPOSE POSITION FUNCTION SELECTED

VD Selects the supply voltage for the

CS4228A digital core.

3.3V*

5V

VL Selects the supply voltage for the

CS4228A logic interface pins

3.3V

5V*

RX PWR Selects the supply voltage for the

Altera PLD I/O pins.

3.3V

5V*

OSC PWR Connects power to the oscillator ON*

OFF

S1 Connects power and clocks to

the CS8414

ON*

OFF

Power and LRCLK and SCLK are connected

Power, LRCLK, and SCLK are disconnected

S2 Selects control port interface PP*

EXTRNL

Parallel port control enabled.

EXTRNL CTRL header enabled

S3 Selects the CS4228A SDIN1,2,3

source in EXTRNL control mode

SPDIF*

DAP

CS8414 data is routed to SDIN1,2,3

SDIN1,2,3 source is the DAP

S4 Selects the control port data for-

mat

Two wire*

SPI

Two wire control format

SPI control format

S5 Selects serial mode and DAP

clock directions in EXTRNL con-

trol mode.

CLOSED*

OPEN

See external control mode section for more

information.

JP2 Optional pin header select for

MCLK

OSC

SPDIF MCLK

MUX MCLK

MCLK source is onboard oscillator.

MCLK source is CS8414 receiver

MCLK source is multiplexer

Notes: *Default setting from factory

Table 4. CDB4228A Jumper and Switch Settings

TX-MCLK

[1..0]

MCLK

Division Ratio

System MCLK

Rate

0 1:1 128

*1 1:2 256

2 1:3 384

3 1:4 512

Table 5. Transmitter Clock Divider Settings

1 2 3 4 5 6 7 8 9 10 11 12 13 ... 35 36

Evaluation Board for CS4228A 1
CDB4228A 10

Kommentare zu diesen Handbüchern

Keine Kommentare