Мікросхема PIC16F887-I/PT

Special Microcontroller Features:

Analog Features:

• • Precision Internal Oscillator:
    • Factory calibrated to ±1%
    • Software selectable frequency range of 8 MHz to 32 kHz
    • Software tunable
    • Two-Speed Start-Up mode
    • Fail-safe clock monitoring for critical applications
    • Clock mode switching during operation for low-power operation
  • Power-Saving Sleep mode
  • Power-on Reset (POR)
  • Selectable Brown-out Reset (BOR) voltage
  • Extended Watchdog Timer (WDT) with its own on-chip RC oscillator for reliable operation
  • In-Circuit Serial Programming™ (ICSP™) via two pins
  • In-Circuit Debug (ICD) via two pins
  • High-endurance Flash/EEPROM cell:
    • 100,000 erase/write cycle enhanced Flash program memory, typical
    • 1,000,000 erase/write cycle data EEPROM memory, typical
    • Data EEPROM retention > 40 years
  • Self-reprogrammable under software control
  • Programmable code protection
  • Peripheral Features:
    • Device Features:
      • 1 input only pin
      • 36 I/O
      • High sink/source current 25 mA
      • Interrupt-on-pin change option
  • Timers:
    • TMR0: 8-bit timer/counter with 8-bit prescaler
    • TMR1 enhanced: 16-bit timer/counter with prescaler, External Gate Input mode and dedicated low-power 32 kHz oscillator
    • TMR2: 8-bit timer/counter with 8-bit period register, prescaler and postscaler
  • Capture/Compare/PWM (CCP) module
  • Enhanced Capture/Compare/PWM (ECCP) module with auto-shutdown and PWM steering
  • Master Synchronous Serial Port (MSSP) module SPI™ mode, I2C™ mode with address mask capability
  • Enhanced Universal Synchronous Asynchronous Receiver Transmitter (EUSART) module:
    • Supports RS-485, RS-232 and LIN compatibility
    • Auto-Baud Detect
    • Auto-wake-up on Start bit
  • Ultra Low-Power Wake-up (ULPWU)
  • 10-bit 14 channel Analog-to-Digital (A/D) Converter
  • 2 Analog Comparator modules with:
    • Programmable on-chip Voltage Reference (CVREF) module (% of VDD)
    • Fixed 0.6 Vref
    • Comparator inputs and outputs externally accessible
    • SR Latch mode
    •