Digital Peripherals

  • Three 16-Bit Pulse-Width Modulators (PWM):
    • Dual outputs for each PWM module
    • Integrated 16-bit timer/counter
    • Double-buffered user registers for duty cycles
    • Right/Left/Center/Variable-Aligned modes of operation
    • Multiple clock and Reset signal selections
  • Three 16-Bit Timers (TMR0/1/3)
  • Two 8-Bit Timers (TMR2/4) with Hardware Limit Timer (HLT)
  • Four Configurable Logic Cell (CLC):
    • Integrated combinational and sequential logic
  • One Complimentary Waveform Generator (CWG):
    • Rising and falling edge dead-band control
    • Full-bridge, half-bridge, 1-channel drive
    • Multiple signal sources
    • Programmable dead band
    • Fault-shutdown input
  • One Capture/Compare/PWM (CCP) module:
    • 16-bit resolution for Capture/Compare modes
    • 10-bit resolution for PWM mode
  • One Numerically Controlled Oscillator (NCO):
    • Generates true linear frequency control and increased frequency resolution
    • Input clock up to 64 MHz
  • Signal Measurement Timer (SMT):
    • 24-bit timer/counter with prescaler
    • Several modes of operation like Time-of-Flight, Period and Duty Cycle measurement, etc.
  • Data Signal Modulator (DSM):
    • Multiplex two carrier clocks, with glitch prevention feature
    • Multiple sources for each carrier
  • Programmable CRC with Memory Scan:
    • Reliable data/program memory monitoring for Fail-Safe operation (e.g., Class B)
    • Calculate 32-bit CRC over any portion of Program Flash Memory
  • Three UART modules:
    • One module (UART1) supports LIN host and client, DMX mode, DALI gear and device protocols
    • Asynchronous UART, RS-232, RS-485 compatible
    • Automatic and user timed BREAK period generation
    • Automatic checksums
    • Programmable 1, 1.5, and two Stop bits
    • Wake-up on BREAK reception
    • DMA compatible
  • Two SPI modules:
    • Configurable length bytes
    • Arbitrary length data packets
    • Transmit-without-receive and receive-without-transmit option
    • Transfer byte counter
    • Separate transmit and receive buffers with 2-byte FIFO and DMA capabilities
  • One I2C module, SMBus, PMBus™ Compatible:
    • Supports Standard-mode (100 kHz), Fast-mode (400 kHz) and Fast-mode plus (1 MHz) modes of operation
    • 7-bit and 10-bit addressing modes with address masking modes
    • Dedicated address, transmit and receive buffers and DMA capabilities
    • Bus collision detection with arbitration
    • Bus time-out detection and handling
    • I2C, SMBus 2.0 and SMBus 3.0, and 1.8V input level selections
    • Separate Transmit and Receive Buffers with 2-byte FIFO and DMA capabilities
    • Multi-Master mode, including self-addressing
  • Device I/O Port Features:
    • 12 I/O pins (PIC18F04/05/06Q40)
    • 18 I/O pins (PIC18F14/15/16Q40)
    • Individually programmable I/O direction, open-drain, slew rate and weak pull-up control
    • Interrupt-on-change on most pins
    • Three programmable external interrupt pins
  • Peripheral Pin Select (PPS):
    • Enables pin mapping of digital I/O