Bit
Bit
Number
Mnemonic Description
AT85C51SND3B2 and AT85C51SND3B3: Audio Output Enable Bit
Set to enable the audio output system.
Clear to disable the audio output system.
AOEN
-
0
AT85C51SND3B1: Reserved
The value read from this bit is always 0. Do not set this bit.
Reset Value = 0000 0000b
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
Bit
Number
Mnemonic Description
Reserved
7-2
1
-
The value read from these bits is always 0. Do not set these bits.
Audio Output Discharge Bit
AODIS
Set to enable the audio output discharge mechanism.
Clear to disable the audio output discharge mechanism.
Audio Output Preload Bit
0
AOPRE
Set to enable the audio output preload mechanism.
Clear to disable the audio output preload mechanism.
Reset Value = 0000 0000b
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
Bit
Number
Mnemonic Description
Reserved
7-5
4-0
-
The value read from these bits is always 0. Do not set these bits.
Audio Output Right Gain
AORG4:0
Refer to Table 157 for gain value.
Reset Value = 0000 0000b
164
AT85C51SND3Bx
7632A–MP3–03/06
ATMEL [ ATMEL ]
