SST89E554单片机解密

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深圳芯谷集成电路有限公司
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邮编：518033
电话：0755-82815425，82816682
QQ：992091822   13662281001
　　SST89E554 FEATURES:
　　8-bit 8051 Family Compatible Microcontroller(MCU) with Embedded SuperFlash Memory
　　SST89E564/SST89E554 is 5V Operation
　　– 0 to 40 MHz Operation at 5V
　　SST89V564/SST89V554 is 3V Operation
　　– 0 to 25 MHz Operation at 3V
　　Fully Software and Development Toolset
　　Compatible as well as Pin-For-Pin Package
　　Compatible with Standard 8xC5x Microcontrollers
　　1 KByte Register/Data RAM
　　Dual Block SuperFlash EEPROM
　　– SST89E564/SST89V564: 64 KByte primary block + 8 KByte secondary block(128-Byte sector size)
　　– SST89E554/SST89V554: 32 KByte primary block + 8 KByte secondary block (128-Byte sector size)
　　– Individual Block Security Lock
　　– Concurrent Operation during In-Application Programming (IAP)
　　– Block Address Re-mapping
　　Support External Address Range up to 64 KByte of Program and Data Memory
　　Three High-Current Drive Pins (16 mA each)
　　Three 16-bit Timers/Counters
　　Full-Duplex Enhanced UART
　　– Framing error detection
　　– Automatic address recognition
　　Eight Interrupt Sources at 4 Priority Levels
　　Watchdog Timer (WDT)
　　Four 8-bit I/O Ports (32 I/O Pins)
　　Second DPTR register
　　Reduce EMI Mode (Inhibit ALE through AUXR SFR)
　　SPI Serial Interface
　　TTL- and CMOS-Compatible Logic Levels
　　Brown-out Detection
　　Extended Power-Saving Modes
　　– Idle Mode
　　– Power Down Mode with External Interrupt Wake-up
　　– Standby (Stop Clock) Mode
　　PDIP-40, PLCC-44 and TQFP-44 Packages
　　Temperature Ranges:
　　– Commercial (0°C to +70°C)
　　– Industrial (-40°C to +85°C)