Atmel DOC4106
The AT8xC51SND1C are fully integrated stand-alone hardwired MPEG I/II-Layer 3 decoders with a C51 microcontroller core handling data flow and MP3-player control. The AT89C51SND1C includes 64K Bytes of Flash memory and allows In-System Programming through an embedded 4K Bytes of Boot Flash Memory.FEATURES
● MPEG I/II-Layer 3 Hardwired Decoder – Stand-alone MP3 Decoder – 48, 44.1, 32, 24, 22.05, 16 kHz Sampling Frequency – Separated Digital Volume Control on Left and Right Channels (Software Control Using 31 Steps) – Bass, Medium, and Treble Control (31 Steps) – Bass Boost Sound Effect – Ancillary Data Extraction – “CRC Error” and “MPEG Frame Synchronization” Indicators● Programmable Audio Output for Interfacing With Common Audio DAC – PCM Format Compatible – I2S Format Compatible
● 8-bit MCU C51 Core Based (F MAX = 20 MHz)
● 2304 Bytes of Internal RAM
● 64K Bytes of Code Memory – Flash: AT89C51SND1C, ROM: AT83C51SND1C
● 4K Bytes of Boot Flash Memory (AT89C51SND1C) – ISP: Download from USB or UART to Any External Memory Cards
● USB Rev 1.1 Controller – “Full Speed” Data Transmission
● Built-in PLL – MP3 Audio Clocks – USB Clock
● MultiMedia Card™ Interface Compatibility
● Atmel DataFlash ® SPI Interface Compatibility
● IDE/ATAPI Interface
●2 Channels 10-bit ADC, 8 kHz (8-True B...