Atmel AT85DVK-07 Especificaciones descargar pdf (Pagina 166)

166

AT85C51SND3Bx

7632A–MP3–03/06

Reset Value = 0000 0000b

Reset Value = 0000 1000b

Reset Value = 0000 0000b

1-2 OVERS1:0

Audio Oversampling Ratio Bits

Refer to Table 164 for bits description.

0 ADIEN

Audio DAC Interface Enable Bit

Set to enable the audio DAC interface.

Clear to disable the audio DAC interface.

Table 183. ADICON1 Register

ADICON1 (2.EFh) – Audio DAC Interface Control Register 1

7 6 5 4 3 2 1 0

- - - JUST4 JUST3 JUST2 JUST1 JUST0

Bit

Number

Bit

Mnemonic

Description

7-5 -

Reserved

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

4-0 JUST4:0

Audio Stream Justification Bits

Refer to Section “Audio DAC Interface” for bits description.

Table 184. ASCON Register

ASCON (2.E1h) – Audio Stream Control Register

7 6 5 4 3 2 1 0

ASC7 ASC6 ASC5 ASC4 ASC3 ASC2 ASC1 ASC0

Bit

Number

Bit

Mnemonic

Description

7-0 ASC7:0

Audio Stream Control Byte

Bits content depends on the audio codec firmware.

Table 185. ASSTA0 Register

ASSTA0 (2.E2h) – Audio Stream Status Register 0

7 6 5 4 3 2 1 0

AS0S7 AS0S6 AS0S5 AS0S4 AS0S3 AS0S2 AS0S1 AS0S0

Bit

Number

Bit

Mnemonic

Description

7-0 AS0S7:0

Audio Stream Status Byte 0

Bits content depends on the audio codec firmware.

Bit

Number

Bit

Mnemonic Description

1 2 ... 161 162 163 164 165 166 167 168 169 170 171 ... 262 263

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