AT80C51SND1C-ROTIL Atmel, AT80C51SND1C-ROTIL Datasheet - Page 210

• 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

210
AT8xC51SND1C
10 Power Management ............................................................................... 48
11 Timers/Counters .................................................................................... 53
12 Watchdog Timer ..................................................................................... 61
13 MP3 Decoder .......................................................................................... 64
14 Audio Output Interface .......................................................................... 74
10.1 Reset ...................................................................................................................48
10.2 Reset Recommendation to Prevent Flash Corruption .........................................49
10.3 Idle Mode .............................................................................................................50
10.4 Power-down Mode ..............................................................................................50
10.5 Registers .............................................................................................................52
11.1 Timer/Counter Operations ...................................................................................53
11.2 Timer Clock Controller .........................................................................................53
11.3 Timer 0 ................................................................................................................54
11.4 Timer 1 ................................................................................................................56
11.5 Interrupt ...............................................................................................................57
11.6 Registers .............................................................................................................57
12.1 Description ..........................................................................................................61
12.2 Watchdog Clock Controller ..................................................................................61
12.3 Watchdog Operation ...........................................................................................62
12.4 Registers .............................................................................................................63
13.1 Decoder ...............................................................................................................64
13.2 Audio Controls .....................................................................................................65
13.3 Decoding Errors ..................................................................................................66
13.4 Frame Information ...............................................................................................67
13.5 Ancillary Data ......................................................................................................67
13.6 Interrupt ...............................................................................................................67
13.7 Registers .............................................................................................................69
14.1 Description ..........................................................................................................74
14.2 Clock Generator ..................................................................................................74
14.3 Data Converter ....................................................................................................75
14.4 Audio Buffer .........................................................................................................76
14.5 MP3 Buffer ..........................................................................................................77
14.6 Interrupt Request .................................................................................................77
14.7 MP3 Song Playing ...............................................................................................77
14.8 Voice or Sound Playing .......................................................................................78
4109L–8051–02/08