SST89E52RD2芯片破解

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SST89E52RD2芯片FEATURES:

　　8-bit 8051-Compatible Microcontroller (MCU)with Embedded SuperFlash Memory

　　– Fully Software Compatible

　　– Development Toolset Compatible

　　– Pin-For-Pin Package Compatible

　　SST89E5xxRD2 Operation

　　– 0 to 40 MHz at 5V

　　SST89V5xxRD2 Operation

　　– 0 to 33 MHz at 3V

　　1 KByte Internal RAM

　　Dual Block SuperFlash EEPROM

　　– 8/16/32/64 KByte primary block +8 KByte secondary block (128-Byte sector size for both blocks)

　　– Individual Block Security Lock with SoftLock

　　– Concurrent Operation during In-Application Programming (IAP)

　　– Memory Overlay for Interrupt Support during IAP

　　Support External Address Range up to 64 KByte of Program and Data Memory

　　Three High-Current Drive Ports (16 mA each)

　　Three 16-bit Timers/Counters

　　Full-Duplex, Enhanced UART

　　– Framing Error Detection

　　– Automatic Address Recognition

　　Ten Interrupt Sources at 4 Priority Levels

　　– Four External Interrupt Inputs

　　Programmable Watchdog Timer (WDT)

　　Programmable Counter Array (PCA)

　　Four 8-bit I/O Ports (32 I/O Pins) and One 4-bit Port

　　Second DPTR register

　　Low EMI Mode (Inhibit ALE)

　　SPI Serial Interface

　　Standard 12 Clocks per cycle, the device has an option to double the speed to 6 clocks per cycle.

　　TTL- and CMOS-Compatible Logic Levels

　　Brown-out Detection

　　Low Power Modes

　　– Power-down Mode with External Interrupt Wake-up

　　– Idle Mode

　　Temperature Ranges:

　　– Commercial (0°C to +70°C)

　　– Industrial (-40°C to +85°C)

　　Packages Available

　　– 44-lead PLCC

　　– 40-pin PDIP (Port 4 feature not available)

　　– 44-lead TQFP