Atmel AT85DVK-07 Spezifikationen PDF herunterladen (Seite 164)

164

AT85C51SND3Bx

7632A–MP3–03/06

Reset Value = 0000 0000b

AOEN

AT85C51SND3B2 and AT85C51SND3B3: Audio Output Enable Bit

Set to enable the audio output system.

Clear to disable the audio output system.

AT85C51SND3B1: Reserved

The value read from this bit is always 0. Do not set this bit.

Table 178. ACAUX Register (AT85C51SND3B2 and AT85C51SND3B3 only)

ACAUX (2.E4h) – Audio Codec Auxiliary Register

7 6 5 4 3 2 1 0

- - - - - - AODIS AOPRE

Bit

Number

Bit

Mnemonic

Description

7-2 -

Reserved

The value read from these bits is always 0. Do not set these bits.

1 AODIS

Audio Output Discharge Bit

Set to enable the audio output discharge mechanism.

Clear to disable the audio output discharge mechanism.

0 AOPRE

Audio Output Preload Bit

Set to enable the audio output preload mechanism.

Clear to disable the audio output preload mechanism.

Table 179. ACORG Register (AT85C51SND3B2 and AT85C51SND3B3 only)

ACORG (2.EBh) – Audio Codec Right Output Gain Register

7 6 5 4 3 2 1 0

- - - AORG4 AORG3 AORG2 AORG1 AORG0

Bit

Number

Bit

Mnemonic

Description

7-5 -

Reserved

The value read from these bits is always 0. Do not set these bits.

4-0 AORG4:0

Audio Output Right Gain

Refer to Table 157 for gain value.

Bit

Number

Bit

Mnemonic Description

1 2 ... 159 160 161 162 163 164 165 166 167 168 169 ... 262 263

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