PIC Assembly eXPerience

Various MPLAB-X home projects to learn Mid-Range PICmicro assembly programming.

Contents

Code Templates

Assembly code templates for absolute and relocatable code sources:

• xp-pic-asm-template-absolute -- template for absolute code sources
• xp-pic-asm-template-relocatable -- template for relocatable code sources

Delay

Delay routines:

• xp-pic-asm-delay -- simple implementation of 20MHz delay routines base on code from: http://www.piclist.com/techref/piclist/codegen/delay.htm
• xp-pic-asm-delay-cycles-library -- a Library version of the delay routines
• xp-pic-asm-delay-library-test -- test code for the delay library

I/O

Input/Output management routines:

• xp-pic-asm-io-digital-debounce -- implementation of software debounce tecniques for input switches
• xp-pic-asm-io-digital-array -- software management for arrays of input switch and led

Scheduler

A simple scheduler manager for executing tasks at regular intervals:

• xp-pic-asm-scheduler -- the scheduler implementation using Timer0
• xp-pic-asm-scheduler-library -- a library version of the scheduler
• xp-pic-asm-scheduler-library-test -- test code for scheduler library

32-bit

32-bit arithmetic routines:

• xp-pic-asm-int32 -- implementation of 32-bit (quadruple) integer arithmetic

ADC

ADC module routines:

• xp-pic-asm-adc -- Read ADC values from potentiometer and put on 8-bit led array