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ATTINY2313单片机解密技术分析

时间:2011-04-15 09:27:55

世纪芯始终坚持技术制胜、实力当先的策略服务客户,以低姿态、高效率、低成本、高成功率向各行业领域提供项目发的全程芯片解密的技术支持与完整解决方案,在业内赞誉有加。
Features
·Utilizes the AVR·RISC Architecture
·AVR – High-performance and Low-power RISC Architecture
– 120 Powerful Instructions – Most Single Clock Cycle Execution
– 32 x 8 General Purpose Working Registers
– Fully Static Operation
– Up to 20 MIPS Throughput at 20 MHz
·Data and Non-volatile Program and Data Memories
– 2K Bytes of In-System Self Programmable Flash
Endurance 10,000 Write/Erase Cycles
– 128 Bytes In-System Programmable EEPROM
Endurance: 100,000 Write/Erase Cycles
– 128 Bytes Internal SRAM
– Programming Lock for Flash Program and EEPROM Data Security
·Peripheral Features
– One 8-bit Timer/Counter with Separate Prescaler and Compare Mode
– One 16-bit Timer/Counter with Separate Prescaler, Compare and Capture Modes
– Four PWM Channels
– On-chip Analog Comparator
– Programmable Watchdog Timer with On-chip Oscillator
– USI – Universal Serial Interface
– Full Duplex USART
·Special Microcontroller Features
– debugWIRE On-chip Debugging
– In-System Programmable via SPI Port
– External and Internal Interrupt Sources
– Low-power Idle, Power-down, and Standby Modes
– Enhanced Power-on Reset Circuit
– Programmable Brown-out Detection Circuit
– Internal Calibrated Oscillator
·I/O and Packages
– 18 Programmable I/O Lines
– 20-pin PDIP, 20-pin SOIC, and 32-pin MLF
·Operating Voltages
– 1.8 - 5.5V (ATtiny2313V)
– 2.7 - 5.5V (ATtiny2313)
·Speed Grades
– ATtiny2313V: 0 - 4 MHz @ 1.8 - 5.5V, 0 - 10 MHz @ 2.7 - 5.5V
– ATtiny2313: 0 - 10 MHz @ 2.7 - 5.5V, 0 - 20 MHz @ 4.5 - 5.5V
·Typical Power Consumption
– Active Mode
1 MHz, 1.8V: 230 ?A
32 kHz, 1.8V: 20 ?A (including oscillator)
– Power-down Mode
< 0.1 ?A at 1.8V
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