PIC18F14K22-I/ML

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1. Describe

This series provides all the advantages of PIC18F14K22-I/ML Microcontroller-i.e. high computing power Performance plus high endurance, Flash program memory. In addition to these functions, PIC18(L)F1XK22 series introduction design Enhancements make these microcontrollers Many high-performance power logic options Sensitive applications.

2. Features

    1. 17 I/O pins and 1 input-only pin:

        - High current sink/source 25 mA/25 mA

        - Programmable weak pull-up

        - Programmable interrupt change

        - Three external interrupt pins

    2. Four timer modules:

        - Three 16-bit timer/counters with prescaler

        - 1 8-bit timer/counter with 8-bit period Register, prescaler and postscaler

        - Dedicated low-power Timer1 oscillator

    3. Enhanced Capture/Compare/PWM (ECCP) Module:

        - One, two or four PWM outputs

        - Optional polarity

        - Programmable dead time

        - Automatic shutdown and automatic restart

        - PWM output steering control

    4. Master Synchronous Serial Port (MSSP) module

        - 3-wire SPI (supports all four SPI modes)

        - I2C master-slave mode (slave mode Address mask)

    5. Enhanced universal synchronous asynchronous Receiver Transmitter Module (EUSART)

        - Support RS-232, RS-485 and LIN 2.0

        - Automatic baud rate detection

        - Automatically wake up when resting

    6. SR latch (555 timer) module, with:

        - Configurable input and output

        - Support mTouch® capacitive sensing application

3. Pin configuration

4. Pin description

5. High-performance RISC CPU

    1. C compiler optimized architecture:

        - The optional extended instruction set is designed to Optimize reentrant code

    2. 256 bytes data EEPROM

    3. Up to 16 KB of linear program memory Addressing

    4. Up to 512 bytes of linear data memory addressing

    5. Up to 16 MIPS operation

    6. 16-bit wide instructions, 8-bit wide data path

    7. Interrupt priority

    9. 31 levels of software can access the hardware stack

  10. 8 x 8 single-cycle hardware multiplier

6. Simulation function

    1. Analog-to-digital converter (ADC) module

        - 10 bit resolution, 12 channels

        - Automatic acquisition capability

        - Conversions available during sleep

    2. Analog comparator module:

        - Two rail-to-rail analog comparators

        - Independent input multiplexing

        - Externally accessible inputs and outputs

    3. Voltage reference module:

        - 1.024V fixed reference voltage (FVR), 2.048V and 4.096V output levels   

        - 5 bit rail-to-rail resistance digital-to-analog Converter (DAC) with positive and negative Reference selection

7. Special microcontroller functions

    1. 2.3V-5.5V operation-PIC18F1XK22

    2. 1.8V-3.6V operation-PIC18LF1XK22

    3. Self-reprogramming under software control

    4. Power-on reset (POR), power-on timer (PWRT) And Oscillator Start Timer (OST)

    5. Programmable power-down reset (BOR)

    6. Extended Watchdog Timer (WDT):

        - Programmable period from 4 ms to 131s

    7. Programmable code protection

    8. In-Circuit Serial Programming™ (ICSP™) through Two stitches

    9. Online debugging through two pins

8. Very low power management PIC18LF1XK22 with XLP technology

    1. Sleep mode: 34 nA

    2. Watchdog timer: 460 nA

    3. Timer1 oscillator: 650 nA @ 32 kHz

9. Flexible oscillator structure

    1. Precision 16 MHz internal oscillator module:

        - Factory calibration is ± 1%

        - Software selectable frequency range 31 kHz to 16 MHz

        - Achieve 64 MHz performance when using PLL- No external components required

    2. Four crystal modes up to 64 MHz

    3. Two external clock modes up to 64 MHz

    4. 4X Phase Locked Loop (PLL)

    5. Use Timer1 @ 32 kHz auxiliary oscillator

    6. Fail-safe clock monitor

        - If the peripheral clock allows safe shutdown stop

    7. Two-speed oscillator start