Specifications

161
AT85C51SND3Bx
7632A–MP3–03/06
Reset Value = 0000 0000b
Reset Value = 0000 0000b
Reset Value = 0000 0000b
Table 170. APIEN Register
APIEN (1.E9h) – Audio Processor Interrupt Enable Register
7 6 5 4 3 2 1 0
APGPE3 APGPE2 APGPE1 APGPE0 APEVTE ACLIPE APRDYE APREQE
Bit
Number
Bit
Mnemonic
Description
7-4 APGPE3:0
Audio Processor General Purpose Interrupt Enable Bits
Set to enable the audio processor general purpose interrupt.
Clear to disable the audio processor general purpose interrupt.
3 APEVTE
Audio Processor Event Interrupt Enable Bit
Set to enable the audio processor event interrupt.
Clear to enable the audio processor event interrupt.
2 ACLIPE
Audio Clipping Interrupt Enable Bit
Set to enable the audio clipping interrupt.
Clear to disable the audio clipping interrupt.
1 APRDYE
Audio Packet Ready Interrupt Enable Bit
Set to enable the audio packet ready interrupt.
Clear to disable the audio packet ready interrupt.
0 APREQE
Audio Packet Request Interrupt Enable Bit
Set to enable the audio packet request interrupt.
Clear to disable the audio packet request interrupt.
Table 171. APTIM0 Register
APTIM0 (2.C6h) – Audio Processor Timer Register 0
7 6 5 4 3 2 1 0
APT7 APT6 APT5 APT4 APT3 APT2 APT1 APT0
Bit
Number
Bit
Mnemonic
Description
7-0 APT7:0 Audio Processor Timer Least Significant Byte.
Table 172. APTIM1 Register
APTIM1 (2.C7h) – Audio Processor Timer Register 1
7 6 5 4 3 2 1 0
APT15 APT14 APT13 APT12 APT11 APT10 APT9 APT8
Bit
Number
Bit
Mnemonic
Description
7-0 APT15:8 Audio Processor Timer Intermediate Significant Byte.