AT89C51SND1C-ROTUL Atmel, AT89C51SND1C-ROTUL Datasheet - Page 72

• Manufacturer Part Number: AT89C51SND1C-ROTUL
• Description: IC 8051 MCU FLASH 64K MP3 80TQFP
• Manufacturer: Atmel
• Series: 89Cr

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: -

72
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