ES9039Q2M datasheet(87/107 Pages) ESS

87 / 107 page

VERSION 0.2.2

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

ES9039Q2M Product Datasheet

Bits

[7:2]

[1]

[0]

Default

6'd63

1'b1

Bits

Mnemonic

Description

[7:2]

RESERVED

N/A

[1]

AUTOMUTE_EN_CH2

• 1'b0: Disables ch2 automute

• 1'b1: Enables ch2 automute (default)

[0]

AUTOMUTE_EN_CH1

• 1'b0: Disables ch1 automute

• 1'b1: Enables ch1 automute (default)

Bits

[15] [14] [13:12]

[11] [10:0]

Default

1'b0 1'b0 2'b00

1'b1 11'h0F

Bits

Mnemonic

Description

[15]

EXTERNAL_DEM_IE

Forces GPIO1-6 as inputs with 1 control bit.

• 1'b0: GPIO_SDB determined by register 42[5:0]. (default)

• 1'b1: GPIO1-6 inputs enabled. Overrides register 42[5:0].

[14]

EXTERNAL_DEM

Allows GPIO1-6 to be programmed into a full external loopback.

• 1'b0: Connect NSMOD output to DEM input (default)

• 1'b1: Connect GPIO1-6 to DEM inputs

[13:12]

RESERVED

N/A

[11]

MUTE_RAMP_TO_GROUND

• 1'b0: When ramped to min volume during normal mute, do

not soft ramp to ground

• 1'b1: When ramped to min volume during normal mute, soft

ramp to ground for power saving (default)

normal mute includes: automute, mute by register, mute by

GPIO

[10:0]

AUTOMUTE_TIME

Configures the amount of time in seconds the audio must

remain below AUTOMUTE_LEVEL before an

automute condition is flagged.

• 11'h000: Disabled

• 11'h001: Slowest

• 11'h00F: Default

• 11'h7FF: Fastest

Time [s] =

AUTOMUTE_TIME · ��

ES9039Q2M Datasheet(PDF) 87 Page - ESS Technology,Inc

ES9039Q2M Datasheet(HTML) 87 Page - ESS Technology,Inc

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...More

Datasheet Download

Link URL