AT89C51SND2C-7FTUL Atmel, AT89C51SND2C-7FTUL Datasheet - Page 154
AT89C51SND2C-7FTUL
Manufacturer Part Number
AT89C51SND2C-7FTUL
Description
IC 8051 MCU FLASH 64K MP3 100BGA
Manufacturer
Atmel
Series
89Cr
Datasheet
1.AT89C51SND2C-7FTUL.pdf
(242 pages)
Specifications of AT89C51SND2C-7FTUL
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
32
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; D/A 2x20b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
100-TFBGA
Data Bus Width
8 bit
Data Ram Size
2.25 KB
Interface Type
ATAPI, I2S, IDE, SPI, UART, USB
Maximum Clock Frequency
40 MHz
Number Of Programmable I/os
32
Number Of Timers
2
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
- 40 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Lead Free Status / Rohs Status
Details
Other names
AT89C51SND2C7FTUL
Available stocks
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Part Number
Manufacturer
Quantity
Price
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AT8xC51SND2C/MP3B
Table 18-13. MMMSK Register
MMMSK (S:DFh) – MMC Interrupt Mask Register
Reset Value = 1111 1111b
Table 18-14. MMCMD Register
MMCMD (S:DDh) – MMC Command Register
Reset Value = 1111 1111b
Bit Number
Bit Number
MCBM
MC7
7 - 0
7
7
6
5
4
3
2
1
0
7
Mnemonic
Mnemonic
EORM
MCBM
EORM
EOCM
EOFM
MC7:0
F2FM
F1FM
F2EM
F1EM
MC6
Bit
Bit
6
6
Description
MMC Card Busy Interrupt Mask Bit
Set to prevent MCBI flag from generating an MMC interrupt.
Clear to allow MCBI flag to generate an MMC interrupt.
End Of Response Interrupt Mask Bit
Set to prevent EORI flag from generating an MMC interrupt.
Clear to allow EORI flag to generate an MMC interrupt.
End Of Command Interrupt Mask Bit
Set to prevent EOCI flag from generating an MMC interrupt.
Clear to allow EOCI flag to generate an MMC interrupt.
End Of Frame Interrupt Mask Bit
Set to prevent EOFI flag from generating an MMC interrupt.
Clear to allow EOFI flag to generate an MMC interrupt.
FIFO 2 Full Interrupt Mask Bit
Set to prevent F2FI flag from generating an MMC interrupt.
Clear to allow F2FI flag to generate an MMC interrupt.
FIFO 1 Full Interrupt Mask Bit
Set to prevent F1FI flag from generating an MMC interrupt.
Clear to allow F1FI flag to generate an MMC interrupt.
FIFO 2 Empty Interrupt Mask Bit
Set to prevent F2EI flag from generating an MMC interrupt.
Clear to allow F2EI flag to generate an MMC interrupt.
FIFO 1 Empty Interrupt Mask Bit
Set to prevent F1EI flag from generating an MMC interrupt.
Clear to allow F1EI flag to generate an MMC interrupt.
Description
MMC Command Receive Byte
Output (read) register of the response FIFO.
MMC Command Transmit Byte
Input (write) register of the command FIFO.
EOCM
MC5
5
5
EOFM
MC4
4
4
F2FM
MC3
3
3
F1FM
MC2
2
2
F2EM
MC1
1
1
4341H–MP3–10/07
F1EM
MC0
0
0
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