ES9822PRO datasheet(47/126 Pages) ESS

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ESS TECHNOLOGY, INC. 109 Bonaventura Drive, San Jose, CA 95134, USA Tel (408) 643-8800 WWW.ESSTECH.COM

ES9822 PRO Product Datasheet

Some RESERVED registers do not default to 0x00 and should not be modified for normal operation. If the value of the reserved registers is changed

from the default state, it will be noted.

System Registers

Bits

[7]

[6:5]

[4]

[3]

[2]

[1]

[0]

Default

1'b0

2'b00

1'b0

Bits

Mnemonic

Description

[7]

SOFT_RESET

Performs soft reset to digial

•

1'b0: Normal operation

•

1'b1: Reset digital

[6:5]

OUTPUT_SEL

Selects output data format.

•

2'd0: I2S output (default)

•

2'd1: SPDIF output

•

2'd2: TDM output

•

2'd3: DSD output

[4]

RESERVED

[3]

ENABLE_2X_MODE

Enables 2x mode for 768k sample rate.

•

1'b0: 2x mode disabled (default)

•

1'b1: 2x mode enabled

[2]

RESERVED

[1]

MONO_MODE

Enables mono mode. Both channels data are mixed into Ch1.

For Ch1, mono mode has higher priority than two channel

mode.

•

1'b0: Mono mode disabled (default)

•

1'b1: Mono mode enabled

[0]

RESERVED

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