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ATtiny25单片机解密
ATtiny25单片机描述
  2K Bytes of In-System Self-Programmable Flash, 128 Bytes In-System Programmable EEPROM, 128 Bytes Internal SRAM. Two 8-bit timer/counters with PWM and prescaler, 10-bit ADC, USI-Universal Serial Interface. debugWIRE for on-chip-debug. Up to 16 MIPS throughput at 16 MHz. 2.7 - 5.5 V operation.
  ATtiny25单片机特性
  High Performance, Low Power AVR? 8-Bit Microcontroller
  Advanced RISC Architecture
  - 120 Powerful Instructions
  - Most Single Clock Cycle Execution
  - 32 x 8 General Purpose Working Registers
  - Fully Static Operation
  Non-volatile Program and Data Memories
  - 4K Byte of In-System Programmable Program Memory Flash (ATtiny25)
  Endurance: 10,000 Write/Erase Cycles
  - 256 Bytes In-System Programmable EEPROM (ATtiny25)
  Endurance: 100,000 Write/Erase Cycles
  - 256 Bytes Internal SRAM (ATtiny25)
  - Programming Lock for Self-Programming Flash Program and EEPROM Data Security
  Peripheral Features
  - 8-bit Timer/Counter with Prescaler and Two PWM Channels
  - 8-bit High Speed Timer/Counter with Separate Prescaler
  2 High Frequency PWM Outputs with Separate Output Compare Registers
  Programmable Dead Time Generator
  - USI - Universal Serial Interface with Start Condition Detector
  - 10-bit ADC
  4 Single Ended Channels
  2 Differential ADC Channel Pairs with Programmable Gain (1x, 20x)Temperature Measurement
  - Programmable Watchdog Timer with Separate On-chip Oscillator
  - On-chip Analog Comparator
  Special Microcontroller Features
  - debugWIRE On-chip Debug System
  - In-System Programmable via SPI Port
  - External and Internal Interrupt Sources
  - Low Power Idle, ADC Noise Reduction, and Power-down Modes
  - Enhanced Power-on Reset Circuit
  - Programmable Brown-out Detection Circuit
  - Internal Calibrated Oscillator
  I/O and Packages
  - Six Programmable I/O Lines
  - 8-pin PDIP, 8-pin SOIC and 20-pad QFN/MLF
  Operating Voltage
  - 1.8 - 5.5V for ATtiny25V
  - 2.7 - 5.5V for ATtiny25
  Speed Grade
  - ATtiny25V: 0 - 4 MHz @ 1.8 - 5.5V, 0 - 10 MHz @ 2.7 - 5.5V
  - ATtiny25: 0 - 10 MHz @ 2.7 - 5.5V, 0 - 20 MHz @ 4.5 - 5.5V
  Industrial Temperature Range
  Low Power Consumption
  - Active Mode:
  1 MHz, 1.8V: 300 μA
  - Power-down Mode:
  0.1μA at 1.8V
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