AT80C51SND1C-ROTIL Atmel, AT80C51SND1C-ROTIL Datasheet - Page 35

• Manufacturer Part Number: AT80C51SND1C-ROTIL
• Description: IC MCU FLASH MP3 DECODER 80-TQFP
• Manufacturer: Atmel
• Series: 80Cr

Specifications of AT80C51SND1C-ROTIL

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: I²C, IDE/ATAPI, MMC, SPI, UART/USART, USB
• Peripherals: Audio, I²S, MP3, PCM, POR, WDT
• Number Of I /o: 44
• Program Memory Type: ROMless
• Ram Size: 2.25K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.3 V
• Data Converters: A/D 2x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 80-TQFP, 80-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Program Memory Size: -
• Other names: AT80C51SND1CROTIL

Table 38. MP3 Decoder SFRs (Continued)
Table 39. Audio Interface SFRs
4109L–8051–02/08
MP3DAT
MP3ANC
MP3VOL
MP3VOR
MP3BAS
MP3MED
MP3TRE
MP3CLK
AUDCON0
AUDCON1
AUDSTA
AUDDAT
AUDCLK
Mnemonic
Mnemonic
Add
ACh
ADh
EBh
Add
9Ch
9Dh
ECh
9Eh
9Fh
B4h
B5h
B6h
9Ah
9Bh
Name
MP3 Data
MP3 Ancillary Data
MP3 Audio Volume Control Left
MP3 Audio Volume Control
Right
MP3 Audio Bass Control
MP3 Audio Medium Control
MP3 Audio Treble Control
MP3 Clock Divider
Name
Audio Control 0
Audio Control 1
Audio Status
Audio Data
Audio Clock Divider
JUST4
MPD7
SREQ
AND7
AUD7
SRC
7
7
-
-
-
-
-
-
-
DRQEN
JUST3
UDRN
MPD6
AND6
AUD6
6
6
-
-
-
-
-
-
-
AUBUSY
MSREQ
JUST2
MPD5
AND5
AUD5
5
5
-
-
-
-
-
-
-
MUDRN
MPCD4
AUCD4
JUST1
MPD4
AND4
VOR4
MED4
AUD4
VOL4
BAS4
TRE4
4
4
-
MPCD3
AUCD3
JUST0
MPD3
AND3
VOR3
MED3
AUD3
VOL3
BAS3
TRE3
3
3
-
-
AT8xC51SND1C
MPCD2
AUCD2
MPD2
AND2
VOR2
MED2
DUP1
AUD2
VOL2
BAS2
TRE2
POL
2
2
-
MPCD1
AUCD1
MPD1
MED1
AND1
VOR1
DUP0
AUD1
VOL1
BAS1
TRE1
DSIZ
1
1
-
MPCD0
AUDEN
AUCD0
MPD0
VOR0
MED0
AND0
AUD0
VOL0
BAS0
TRE0
HLR
0
0
-
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