AT89C51SND1C-ROTUL Atmel, AT89C51SND1C-ROTUL Datasheet - Page 72
AT89C51SND1C-ROTUL
Manufacturer Part Number
AT89C51SND1C-ROTUL
Description
IC 8051 MCU FLASH 64K MP3 80TQFP
Manufacturer
Atmel
Series
89Cr
Datasheet
1.AT80C51SND1C-ROTIL.pdf
(213 pages)
Specifications of AT89C51SND1C-ROTUL
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 Size
64KB (64K x 8)
Program Memory Type
FLASH
Ram Size
2.25K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 3.3 V
Data Converters
A/D 2x10b
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
80-TQFP, 80-VQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
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AT8xC51SND1C
Reset Value = 0000 0000b
Table 78. MP3VOL Register
MP3VOL (S:9Eh) – MP3 Volume Left Control Register
Reset Value = 0000 0000b
Table 79. MP3VOR Register
MP3VOR (S:9Fh) – MP3 Volume Right Control Register
Reset Value = 0000 0000b
Table 80. MP3BAS Register
MP3BAS (S:B4h) – MP3 Bass Control Register
Reset Value = 0000 0000b
Number
Number
Number
Number
7 - 0
7 - 5
4 - 0
7 - 5
4 - 0
7 - 5
4 - 0
Bit
Bit
Bit
Bit
7
7
7
-
-
-
Mnemonic Description
Mnemonic Description
Mnemonic Description
Mnemonic Description
AND7:0
VOR4:0
VOL4:0
BAS4:0
Bit
Bit
Bit
Bit
6
6
6
-
-
-
-
-
-
Ancillary Data Buffer
MP3 ancillary data Byte buffer.
Reserved
The value read from these bits is always 0. Do not set these bits.
Volume Left Value
Refer to Table 70 for the left channel volume control description.
Reserved
The value read from these bits is always 0. Do not set these bits.
Volume Right Value
Refer to Table 70 for the right channel volume control description.
Reserved
The value read from these bits is always 0. Do not set these bits.
Bass Gain Value
Refer to Table 71 for the bass control description.
5
5
5
-
-
-
VOR4
VOL4
BAS4
4
4
4
VOR3
BAS3
VOL3
3
3
3
VOR2
BAS2
VOL2
2
2
2
VOR1
BAS1
VOL1
1
1
1
4109L–8051–02/08
VOR0
BAS0
VOL0
0
0
0
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