Preface
Purpose
Scope
Author’s Note
Dare we call it fun?
Chapter F1: INTRODUCTION
Practical Applications
Why Assembly?
Core Families (‘Baseline,’ ‘ Midrange,’ enhanced ‘Midrange’)
Data Sheet Walk Through
Straightline Program Implementation
Practice Exercise – Walk Through
Microchip Microcontroller Course Information
Jargon Introduction – italics
Further Reading
Chapter F2: MICROCHIP 8-BIT ARCHITECTURE
The Microprocessor
System Clock
Bus for Data and Program
Hardware Interfaces
Hardware Organization of Memory Address Space
Memory Interface
Program Data Storage Memory Circuits
Input/output Interface
Further Reading
Chapter F3: INSTRUCTION SETS
Fields of an Instruction (See Table 2-1 in 6809)
Instruction Set for PICmicro® Controllers
General Purpose Registers
Special Function Registers
Addressing: Direct, Indirect, Indexed, and Relative
Compare and Status Flags
Calculating Relative Offsets
Conditional Branches
Code Example
Further Reading
Chapter F4: BEGINNING CODE
8-bit Data Transfer
8-bit Addition
8-bit Subtraction
Shift left 1 bit (Multiply by two)
Shift left 2 bits (Multiply by four)
Clear a Memory Location
Set a Memory Location to All Ones
Find Larger of Two Numbers
Find Smaller of Two Numbers
Further Reading
Chapter F5: LOOPING CODE
8-bit Sum of Data
16-bit Sum of Data
Maximum Value
Minimum Value
Check-sum of Data
Number of Zero, Positive, and Negative Numbers
Count ‘1’ Bits
Further Reading
Chapter F6: EMBEDDED CONTROL FUNDAMENTALS
Electrical Wiring Diagrams (how to read diagrams)
Breadboards (how to use standard breadboards)
Basic GPIO I/O
Specialized I/O
Timer Modules and Registers
Comparator Module
Paging Consideration
Evaluation Boards
Further Reading
Chapter F7: FUNDAMENTALS of GOOD PRACTICE
Program Development
Structured Programming
Concept of Design Patterns and Interfaces
Pseudocode
Using Include files to Create Reusable Code
Program Design and Documentation
Programming Flow Charts
Warnier-Orr Diagrams
Systems Development
State Machine Diagrams
SYSML Systems Definition Language
Further Reading
Chapter F8: PROGRAMMING DATA STRUCTURES
Assembly Language Concepts
Arrays: String Handling and Character Operations
Pointer Constructs
Procedures
Functions
Assembly Language Basics
Simple Instructions
Config Word
Flags
Subroutines
Indexing
Assembly Language Advanced
Interrupts
Jump tables
Stack processing
Using DEFINE
Creating MACROS
Further Reading
Chapter F9: BOOLEAN LOGIC and NUMBERING SYSTEMS
Logical Operators
Sets and Truth Tables
AND
OR
Exclusive OR
Mask Off Most Significant 4 bits
Mask Off Least Significant 4 bits
Conditional functions (>,<,=,!=,>=,<=)
Complementing
Mathematical Numbering Systems
Binary, Hex and Decimal (with a mention of the existence of octal)
Multi-byte Integer Types
Signed Integers – cover 2s compliment extensively, but mention 1s compliment and sign-magnitude, because these still come out of some sensors and FPGAs.
Unsigned Integers
Floating Point (I doubt many people will want to use it in a PIC, but they may be given it and need to deal with it.)
BCD as a Type
Further Reading
Chapter F10: MATHEMATICAL OPERATIONS
Arithmetic Operations on Bytes
Arithmetic Operations on Multi-byte Numbers (Using carry properly, detecting overflow, how to treat signed and unsigned differently)
16-bit Data Transfer
16-bit Addition
16-bit Ones Complement
16-bit Twos Complement
Advanced Mathematical Operations
Shifting and Rotating, and How to Use Instructions in a Multi-Byte Shift
Application Notes Review:
Multiplication Algorithms, Both Signed and Unsigned
Division Algorithms
Floating Point
Further Reading
Appendices:
A: Instruction Set Reference Tables
B: Datasheet for PICmicro 10F
C: Decimal-Hexadecimal-Binary Tables
D: ASCII Table
