at85c51snd3b ATMEL Corporation, at85c51snd3b Datasheet - Page 158

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

Registers
158
AT85C51SND3B
Figure 77. Audio Output Format
Table 165. AUCON Register
AUCON (1.F1h) – Audio Controller Control Register
DDAT
DDAT
DDAT
DDAT
DDAT
DSEL
DCLK
DSEL
DCLK
DSEL
DCLK
DSEL
DCLK
DSEL
DCLK
Number
BPEN
Bit
7
7
6
5
4
3
MSB
LSB
1
1
1
1
1
Mnemonic Description
VSURND
VSURND
BBOOST
EQUDIS
MIXEN
MSB
MSB
B14
BPEN
Bit
6
2
2
2
B14
B14
MSB B16
3
3
3
Left Channel
Left Channel
Left Channel
Left Channel
Left Channel
16
15
Baseband Processor Enable Bit
Set to enable the baseband processing.
Clear to bypass the baseband processing and disable the baseband features.
Virtual Surround Enable Bit
Set to enable the virtual surround effect.
Clear to disable the virtual surround effect.
Bass Boost Enable Bit
Set to enable the bass boost effect.
Clear to disable the bass boost effect.
Mixing Enable Bit
Set to enable mixing of ADC output with DAC output.
Clear to disable mixing of ADC output with DAC output.
Equalizer Disable Bit
Set to disable the 3-band equalizer.
Clear to enable the 3-band equalizer.
18-bit LSB Justified Format with DSIZE = 1 and JUST4:0 = 01110.
16-bit LSB Justified Format with DSIZE = 1 and JUST4:0 = 10000.
MSB/LSB Justified Format with DSIZE = 0 and JUST4:0 = 00000.
BBOOST
MSB B14
17
16
5
I2S Format with DSIZE = 0 and JUST4:0 = 00001.
I2S Format with DSIZE = 1 and JUST4:0 = 00001.
LSB
13
17
13
18
B2
MIXEN
14
18
14
30
4
B1
B1
B1
15
15
31
31
LSB
LSB
LSB
B1
16
32
16
32
32
EQUDIS
MSB
LSB
3
1
1
1
1
1
MSB
MSB
B15
2
2
2
B14
B14
MSB B16
3
3
3
2
-
16
15
Right Channel
Right Channel
Right Channel
Right Channel
Right Channel
MSB B14
17
16
LSB
13
17
13
18
1
-
B2
7632C–MP3–11/06
14
18
14
30
B1
B1
B1
ACCKEN
15
15
31
31
LSB
LSB
LSB
0
B1
16
32
16
32
32