AT89C51SND1C-ROTIL ATMEL Corporation, AT89C51SND1C-ROTIL Datasheet - Page 17

• Manufacturer Part Number: AT89C51SND1C-ROTIL
• Description: Single-Chip Microcontroller with MP3 Decoder and Man-Machine Interface
• Manufacturer: ATMEL Corporation

Table 22. Timer SFRs (Continued)
Table 23. MP3 Decoder SFRs
Table 24. Audio Interface SFRs
4106F–8051–10/02
TH1
WDTRST
WDTPRG
MP3CON
MP3STA
MP3STA1
MP3DAT
MP3ANC
MP3VOL
MP3VOR
MP3BAS
MP3MED
MP3TRE
MP3CLK
AUDCON0
AUDCON1
AUDSTA
AUDDAT
AUDCLK
Mnemonic
Mnemonic
Mnemonic
Add
Add
Add
8Dh
AAh MP3 Control
C8h MP3 Status
AFh MP3 Status 1
ACh MP3 Data
ADh MP3 Ancillary Data
EBh MP3 Clock Divider
9Ch Audio Status
9Dh Audio Data
ECh Audio Clock Divider
A6h
A7h
9Eh
9Fh
B4h
B5h
B6h
9Ah Audio Control 0
9Bh Audio Control 1
Name
Timer/Counter 1
High Byte
WatchDog Timer
Reset
WatchDog Timer
Program
Name
MP3 Audio Volume
Control Left
MP3 Audio Volume
Control Right
MP3 Audio Bass
Control
MP3 Audio Medium
Control
MP3 Audio Treble
Control
Name
MPANC
JUST4
MPEN
MPD7
SREQ
AND7
AUD7
SRC
7
7
7
–
–
–
–
–
–
–
–
–
–
–
MPBBST
MPREQ
DRQEN
JUST3
UDRN
MPD6
AND6
AUD6
6
6
6
–
–
–
–
–
–
–
–
–
–
–
AUBUSY
ERRLAY
MSREQ
CRCEN
JUST2
MPD5
AND5
AUD5
5
5
5
–
–
–
–
–
–
–
–
–
–
–
MSKANC
MPFREQ
ERRSYN
MUDRN
MPCD4
AUCD4
JUST1
MPD4
MED4
AND4
VOR4
AUD4
VOL4
BAS4
TRE4
4
4
4
–
–
–
–
MSKREQ
ERRCRC
MPBREQ
MPCD3
AUCD3
JUST0
MPD3
MED3
AND3
VOR3
AUD3
VOL3
BAS3
TRE3
3
3
3
–
–
–
–
–
AT8xC51SND1C
MSKLAY
MPCD2
MPFS1
AUCD2
WTO2
MPD2
VOR2
MED2
AND2
DUP1
AUD2
VOL2
BAS2
TRE2
POL
2
2
2
–
–
–
–
MSKSYN
MPCD1
MPFS0
AUCD1
WTO1
MPD1
AND1
VOR1
MED1
DUP0
AUD1
VOL1
BAS1
TRE1
DSIZ
1
1
1
–
–
–
–
MSKCRC
MPVER
MPCD0
AUDEN
AUCD0
WTO0
MPD0
MED0
AND0
VOR0
AUD0
VOL0
BAS0
TRE0
HLR
0
0
0
–
–
–
–
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