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| 型號： | DOC4106 |
| 廠商： | Atmel Corp. |
| 英文描述： | Single-Chip Microcontroller with MP3 Decoder and Man-Machine Interface |
| 中文描述： | 單片微控制器，帶有MP3解碼器和人機(jī)界面 |
| 文件頁數(shù)： | 1/47頁 |
| 文件大?。?/td> | 791K |
| 代理商： | DOC4106 |
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Rev. 4106F–8051–10/02
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
– I
2
S 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 Bit)
– Battery Voltage Monitoring
– Voice Recording Controlled by Software
Up to 44 bits of General-purpose I/Os:
– 4-bit Interrupt Keyboard Port for a 4 x n Matrix
– SmartMedia Software Interface
Standard Two 16-bit Timers/Counters
Hardware Watchdog Timer
Standard Full Duplex UART with Baud Rate Generator
Two Wire Interface (TWI) Master and Slave Modes Controller
SPI Master and Slave Modes Controller
Power Management
– Power-on Reset
– Software Programmable MCU Clock
– Idle Mode, Power-down Mode
Operating Conditions:
– 3V,
±
10%, 25 mA Typical Operating at 25°C
– Temperature Range: -40
°
C to +85
°
C
Packages
– TQFP80, PLCC84 (Development Board)
– Dice
Description
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 Pro-
gramming through an embedded 4K Bytes of Boot Flash Memory.
Single-Chip
Microcontroller
with MP3
Decoder and
Man-Machine
Interface
AT83C51SND1C
AT89C51SND1C
Preliminary
Summary
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