PIC 16F887

Special Microcontroller 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)

Analog Features:

• • 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