at85c51snd3b ATMEL Corporation, at85c51snd3b Datasheet - Page 167

• Manufacturer Part Number: at85c51snd3b
• Description: Single-chip Digital Audio Decoder - Encoder With Usb 2.0 Interface
• Manufacturer: ATMEL Corporation

7632C–MP3–11/06
Reset Value = 0000 0000b
Table 184. ADICON1 Register
ADICON1 (2.EFh) – Audio DAC Interface Control Register 1
Reset Value = 0000 1000b
Table 185. ASCON Register
ASCON (2.E1h) – Audio Stream Control Register
Reset Value = 0000 0000b
Table 186. ASSTA0 Register
ASSTA0 (2.E2h) – Audio Stream Status Register 0
Reset Value = 0000 0000b
Number
Number
Number
Number
AS0S7
ASC7
1-2
7-5
4-0
7-0
7-0
Bit
Bit
Bit
Bit
0
7
7
7
-
Mnemonic Description
OVERS1:0
Mnemonic Description
Mnemonic Description
Mnemonic Description
JUST4:0
AS0S7:0
ASC7:0
ADIEN
AS0S6
ASC6
Bit
Bit
Bit
Bit
6
6
6
-
-
Audio Oversampling Ratio Bits
Refer to Table 164 for bits description.
Audio DAC Interface Enable Bit
Set to enable the audio DAC interface.
Clear to disable the audio DAC interface.
Reserved
The value read from these bits is always 0. Do not set these bits.
Audio Stream Justification Bits
Refer to Section “Audio DAC Interface” for bits description.
Audio Stream Control Byte
Bits content depends on the audio codec firmware.
Audio Stream Status Byte 0
Bits content depends on the audio codec firmware.
AS0S5
ASC5
5
5
5
-
AS0S4
JUST4
ASC4
4
4
4
JUST3
AS0S3
ASC3
3
3
3
AT85C51SND3B
JUST2
AS0S2
ASC2
2
2
2
AS0S1
JUST1
ASC1
1
1
1
JUST0
AS0S0
ASC0
0
0
0
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