AS3543-ECTP datasheet(59/92 Pages) AMSCO

59 / 92 page

www.austriamicrosystems.com

Revision 1.11

58 - 91

AS3543 3v2

Data Sheet - R e g i s t e r D e f i n i t i o n

Table 44. OUT_R Register

Name

Base

Default

OUT_R

2-wire serial

00h

Offset: 02h

Right HP/Line Output Register

Configures MUX_C and the audio gain from MUX_C output to HPR/LOUTR output

and switches between the headphone and line output.

This register is reset when the block is disabled in AudioSet1 register (14h) or at a

AVDD27-POR. The register cannot be written when the block is disabled.

Bit

Bit Name

Default

Access

Bit Description

LOUT

R/W

Switches between headphone and line output

00: headphone enabled

01: line out enabled

6:5

MUX_C<1:0>

R/W

Multiplexes the analog audio inputs to MUX_C output for

HPR/L and LOUTR/L

00: Mixer: ΣR to HPR/LOUTR and ΣL to HPL/LOUTL

01: DAC direct : (N19/ N22), DAC gain stage and mixer are

bypassed

10: LineIn direct (N10/N17)

11: Mic direct (N12/N13)

4:0

OUTR_VOL<4:0>

00000

R/W

volume settings for right headphone/line output, adjustable in

32 steps @ 1.5dB; gain from MUX_C to HPR/LOUTR

11111: 6 dB gain

11110: 4.5 dB gain

00001: -39 dB gain

00000: -40.5 dB gain

Table 45. OUT_L Register

Name

Base

Default

OUT_L

2-wire serial

00h

Offset: 03h

Left HP/Line Output Register

Configures the audio gain from MUX_C output to HPL/LOUTL output and controls

MUTE switch K as well as on/off of the stage.

This register is reset when the stage is disabled in AudioSet1 register (14h) or at a

AVDD27-POR. The register cannot be written when the block is disabled

Bit

Bit Name

Default

Access

Bit Description

MUTE_K_ON

R/W

Control of MUTE switch K

0: HP/line output set to mute

1: normal operation

STAGE_ON

R/W

0: HP/line stage not powered

1: normal operation

HPDET_ON

R/W

Enables the detection when a headset gets connected. HPCM

is used as a sense pin and is biased to 150mV

0: no headphone detection

1: enable headphone detection

4:0

OUTL_VOL<4:0>

00000

R/W

volume settings for left headphone/line output, adjustable in

32 steps @ 1.5dB; gain from MUX_C to HPL/LOUTRL

11111: 6 dB gain

11110: 4.5 dB gain

00001: -39 dB gain

00000: -40.5 dB gain

AS3543-ECTP датащи(PDF) 59 Page - ams AG

AS3543-ECTP датащи(HTML) 59 Page - ams AG

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

датащи скачать

ссылки URL