AT80C51SND1C-ROTIL Atmel, AT80C51SND1C-ROTIL Datasheet - Page 111

• 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

Figure 16-2. (Multiple) Block Read Operation
Figure 16-3. Sequential Write Operation
Figure 16-4. Multiple Block Write Operation
Figure 16-5. No Response and No Data Operation
4109L–8051–02/08
MCMD
MDAT
MCMD
MDAT
MCMD
MDAT
Command
Command
Command
Figure 16-1. Sequential Read Operation
As shown in Figure 16-3 and Figure 16-4 the data write operation uses a simple busy signalling
of the write operation duration on the data line (MDAT).
MCMD
MDAT
Block Read Operation
Response
MCMD
MDAT
Response
Block Write Operation
Response
Command
Data Block
Multiple Block Read Operation
No Response Operation
Command
Data Block CRC
Data Transfer Operation
CRC
Multiple Block Write Operation
Response
Data Block CRC Data Block CRC
Data Transfer Operation
Status
Data Stream
Busy
Command
No Data Operation
Data Stream
Data Block CRC
Response
Stop Command
Stop Command
Command
Command
Data Stop Operation
Data Stop Operation
Stop Command
Command
Stop Command
AT8xC51SND1C
Command
Data Stop Operation
Data Stop Operation
Status
Response
Response
Busy
Response
Busy
Response
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