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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)
- Two Universal Timers
(TU16A/TU16B):
- New Timer modules with features of TMR0/TMR1/TMR2
(Gate, Hardware Limit)
- Two 16-bit timers can be chained together to
create a combined 32-bit timer
- Eight Configurable Logic Cells
(CLC):
- Integrated combinational and
sequential logic
- One Complimentary Waveform Generator
(CWG):
- Rising and falling edge
dead-band control
- Full Bridge, Half Bridge,
One-Channel drive modes
- Multiple signal sources
- Programmable dead band
- Fault-shutdown input
- Two Capture/Compare/PWM (CCP)
Modules:
- 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
- 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
- Two UART Modules:
- One module (UART1) supports
LIN host and client, DALI® mode and DMX512 mode
- Asynchronous UART, RS-232,
RS-485 compatible
- Automatic and user timed
BREAK period generation
- Automatic checksums
- Programmable Stop bits (1,
1.5 and 2 Stop bits)
- Wake-up on BREAK
reception
- DMA compatible
- One SPI Module:
- Configurable length
bytes
- Arbitrary length data
packets
- Transmit-without-receive and
receive-without-transmit options
- 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-Host mode, including
self-addressing
- 8-Bit Signal Routing Port Module:
- Provides internal ports used to interconnect
digital peripherals
- Module can form hardware state machines without
any external pins
- Interrupt-on-change and DMA triggers available on
all Signal Routing pins
- Device I/O Port Features:
- 26 I/O pins
(PIC18F24/25/26Q71)
- 37 I/O pins
(PIC18F44/45/46Q71)
- 44 I/O pins (PIC18F54/55/56Q71)
- 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