PIC Tutorials

 

The following tutorial series introduce Microchip PICkit2 Microcontroller, beginning with an overview of the PIC family and the development environment recommended for these lessons. The lessons cover the baseline and midrange PIC architectures using assembly language and freely-available PIC C compilers.

 

Introduction to PIC Microcontrollers

 

    0: PIC Microcontrollers

 

Baseline PIC Architecture and Assembly Language

    1: Lighting an LED                                                                                            L1 source

    Introducing the PIC12F508/509.
 

    2: Flashing an LED                                                                                           L2 source
    Adding delay loops.

 

    3: Writing Modular Code                                                                                  L3 source
    Subroutines, relocatable modules, memory banking and paging.
 

    4: Reading Switches                                                                                         L4 source
    Internal pull-ups, reading and debouncing simple switches.

 

    5: Timer0                                                                                                               L5 source
    Using Timer0 for event timing, delays, debouncing and as a counter.

 

    6: Assembler Directives and Macros                                                            L6 source

    MPASM expressions, macros and conditional assembly.
 

    7: Sleep Mode, Watchdog and Clock Options                                            L7 source
    Using sleep mode, wakeup on change, the watchdog timer, and external oscillators.
 

     8: Driving 7-Segment LED Displays                                                              L8 source

    Single and multiple 7-segment displays, multiplexing, and BCD counting
    Using the PIC16F505.
 

    9: Analog Inputs (on baseline devices)                                                        L9 source
    ADC, comparators, hysteresis, fixed and programmable voltage references
    Using the PIC16F506.
 

    10: Arrays and Long Integer Arithmetic                                                       L10 source

    Indirect addressing, multi-byte addition and subtraction and 8-bit multiplication.
 

 

Midrange PIC Architecture and Assembly Language

 

    1: Basic Digital Output                                                                                     L1 source
    Introducing the PIC12F629, Using delay loops to flash an LED.

 

    2: Writing Modular Code                                                                                  L2 source   
    Subroutines, relocatable modules, memory banking and paging.
 

    3: Reading Switches                                                                                         L3 source

    Internal pull-ups, reading and debouncing simple switches.
 

    4: Timer0                                                                                                              L4 source

    Using Timer0 for event timing, delays, debouncing and as a counter.
 

    5: Assembler Directives and Macros                                                           L5 source
    MPASM expressions, macros and conditional assembly.

 

    6: Introduction to Interrupts                                                                           L6 source

    Interrupt service routines, timer and external interrupts, debouncing.

 

    7: IOC, Sleep Mode and the Watchdog Timer                                            L7 source

    Using interrupt-on-change, sleep mode, and the watchdog timer.

 

 

Baseline PIC C Programming

 

    1: Basic Digital I/O                                                                                             L1 source
    Introducing HI-TECH C PRO, HI-TECH PICC-Lite and CCS PCB
    Digital I/O, debouncing, and using weak pull-ups on baseline PICs.
 

    2: Using Timer0                                                                                                 L2 source

    Configuring and accessing Timer0
    Using Timer0 for debouncing, background tasks, event timing and counting.
    (with some examples of C macros)
 

    3: Sleep Mode and the Watchdog Timer                                                     L3 source
    Using sleep mode, wakeup on change, and the watchdog timer
    on baseline PICs.

 

    4: Driving 7-Segment Displays                                                                      L4 source
    Single and multiple 7-segment displays, multiplexing, and BCD counting
    on baseline PICs. (using the PIC16F505)
 

    5: Analog Comparators                                                                                    L5 source

    Comparators, fixed and programmable voltage references.
    (using the PIC16F506)
 

    6: Analog-to-Digital Conversion and Simple Filtering                              L6 source

    Analog-to-digital conversion (ADC) and calculating a moving average.
    (accessing banked memory)
  

 

Midrange PIC C Programming

 

    1: Basic Digital I/O                                                                                             L1 source

    Introducing HI-TECH C PRO and PICC-Lite.
    Digital I/O, debouncing, and using weak pull-ups on midrange PICs.
 

    2: Using Timer0                                                                                                  L2 source

    Configuring and accessing Timer0.
    Using Timer0 for debouncing, background tasks, event timing and counting.
    (with some examples of C macros)
 

    3: Introduction to Interrupts                                                                           L3 source
    Interrupt service routines, timer and external interrupts, debouncing.

 

    4: IOC, Sleep Mode and the Watchdog Timer                                            L4 source
    Using interrupt-on-change, sleep mode, and the watchdog timer.