CP316: Microprocessor Systems and Interfacing

Introduction

Course syllabus [ Friday November 10, 2017 ]
Faculty of Science general regulations
Results of evaluations from 2013 [ April 26, 2013 ]

Development Environment

Target Hardware

QwikFlash Development Board based on a PIC18F452 Microcontroller

Reference Material

Errors in Huang text (evolving file)
IEEE 754 Compliant Floating Point Routines
[pdf 151pp; © 1997 Microchip Technology Inc.]
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Course Material

Week of ...	Lab/Lecture	Reference Material [ white background indicates required reading; gray background indicates optional reading]

Jan. 1	In the notes, section numbers in the text are written in black. Section numbers in the data sheet are written in red. Lecture: Course syllabus [ Friday November 10, 2017 ] Introduction to the PIC18F452 [ Wednesday November 8, 2017 ] Device features OSCCON STATUS STKPTR ALC exercise: Oscillator options Look at datasheet Figures 2-1, 2-2, 2-3, 2-4, 2-5 and QwikFlash schematic to determine oscillator mode options. Introduction to PIC18 Assembly Language [ Wednesday November 8, 2017 ] The following examples are from the datasheet Instruction Set (1/3) Instruction Set (2/3) Instruction Set (3/3) Instruction Timing Advantage of Harvard architecture Look at datasheet Figure 4-4 to see instruction cycle timing (Section 4.5) instruction cycle timing instructions in program memory Note NOP code Find all 2 word instructions Identify all instructions which take 1 or 2 cycles Identify all instructions which take 1,2 or 3 cycles ALC exercise: Identify possible 3 cycle instructions Instruction Example (add) Instruction Example (add with and without carry) Instruction Example (branch) Instruction Example (indirect) Instruction Example (goto vs. branch) Instruction Example (side effect) Instruction Example (call vs. rcall) Sample program test.asm QwikFlash test program QFPV.asm Note location of macros, subroutines, and data Use of INCLUDE files MATH18 libraries (modified for Linux) Configuration registers CONFIG1H CONFIG2L CONFIG2H CONFIG3H CONFIG4L CONFIG5L CONFIG5H CONFIG6L CONFIG6H CONFIG7L CONFIG7H DEVID1 DEVID2 Real Time Programming [ November 29, 2017 ]	Read Chapter 1 in text; specifically: Section 1.2.3 Section 1.4 Section 1.5 Section 1.6 Section 1.9 (addressing modes) install software on home system Correct errors in Huang text

Jan. 8	get a lab notebook (if you have room in the notebook you used for PC/CP320, you can used the same lab notebook) distribution of hardware and review of kit contents bring text and lab notebook to lab In lab: Watch this video! MPLABX Introduction [screencast] Watch this video on viewing memory in MPLABX. (It's about 6 minutes long.) Lab Exercise: Introduction to the Development Environment (Simulator) [ Friday May 12, 2017 ] Lab Exercise: Introduction to Macros [ Friday May 12, 2017 ] Use of INCLUDE files Postlab Requirements	Definitions for week 1
Jan. 8	Lecture: Look up LED initialization and operations sections from test program before lecture. I/O Ports [ Wednesday November 8, 2017 ] Many pins have multiple possible functions PIC18F452 pinout The following examples are from the datasheet Port A bits 0:3 and 5 Port A bits 4 and 6 Port B bits 4:7 Port B bits 0:2 Port B bit 3 Port C Port D Port E Board schematic Assembly language programming tips Coding style checklist #DEFINE vs. EQU vs. CONSTANT ALC exercise: LED options? Port setup? Lecture: Indirect memory addressing; datasheet Section 4.12 block move example Good explanation of indirect addressing and data in program memory Data in program memory addressing; datasheet Section 4.8 ALC exercise?	Read Chapter 2 text sections: Section 2.3 Section 2.6 Section 2.4 (long; reference as needed) Section 2.9 Section 2.10 (data in program memory) See Data Memory instructions TBLRD instruction Modify for multiple bytes TBLRD sample code (UNTESTED!) See datasheet section 5.3 Modify for multiple bytes Section 2.11 Section 2.13 Read Chapter 4 text sections: Sections 4.8 and 4.9 LFSR instruction FSR read sample code (UNTESTED!) See datasheet section 4.12 Modify for multiple bytes FSR write sample code (UNTESTED!) Modify for multiple bytes Read Chapter 7 text sections: Section 7.2 Section 7.3 Section 7.5 Section 7.6 Textbook looping problem

Jan. 15	Prelab: Introduction to the QwikFlash Development Board (power) Prelab: Introduction to the QwikFlash Development Board (reset) Do online quiz on MyLearningSpace between 7:00 a.m. Friday and 11:30 p.m. Monday evening. Lab Exercise: Introduction to the Development Environment (Debugger) [ Friday May 12, 2017 ] Postlab Requirements Homework: Simple PIC18F452 Assembly Language Programs	Definitions for week 2 Here's a detailed Microchip video on breakpoints . (It's about 13 minutes long.) Using Watch Windows in MPLABX [screencast]
Jan. 15	Lecture: Timers and Counters [ Wednesday November 8, 2017 ] Timer 0 Timer 1 Timer 2 Timer 3 Timer 0 16 bit mode Timer 1 16 bit mode Timer 3 16 bit mode T0CON T1CON T2CON T3CON timer code snippet Timer adjustment illustration Timer1 Module Data Sheet Errata [ Monday June 11, 2012 ] ALC exercise: Timer configuration Lecture: Timing in QFPV.asm Read-Modify-Write problem (and how to avoid it)	Read Chapter 8 text sections: 8.3 8.4 8.5 8.6 8.7

Jan. 22	Prelab: Introduction to the QwikFlash Development Board (LEDs) Do online quiz on MyLearningSpace between 7:00 a.m. Friday and 11:30 p.m. Monday evening. Lab Exercise: Flashing LEDs using Delay Routines (Programmer) [ Friday May 12, 2017 ] Postlab Requirements Homework: Redo Simple PIC18F452 Assembly Language Programs so that instead of literal addressing, data is originally stored in program memory, and copied to data memory before processing.	Definitions for week 3 QwikFlash board connectors assembler arithmetic Using the Stopwatch Feature in MPLABX [screencast]
	Lecture: Interrupts [ Wednesday November 8, 2017 ] Interrupt chart PIC 18Fxx2 Interrupts RCON INTCON IPR1 IPR2 PIR1 PIR2 PIE1 PIE2 Interrupt programming tips ALC exercise: Which flags must be cleared in software? Lecture: ALC exercise? ??	Read Chapters 6 and 8 (and 7.4.2) in text

Jan. 30	Prelab: Introduction to the QwikFlash Development Board (clock) Do online quiz on MyLearningSpace between 7:00 a.m. Friday and 11:30 p.m. Monday evening. Lab Exercise: Timers and Counters [ Friday May 12, 2017 ] Postlab Requirements	Definitions for week 4
Jan. 30	Lecture: LCD displays [ Thursday January 10, 2013 ] Hitachi LCD controller datasheet Optrex LCD module datasheet Hitachi read timing Hitachi write timing LCD timing information illustrated Code examples Timer initialization example LCD Macro example LCD initialization example Application note 716 giving example of TABLAT (see page 4) ALC exercise? Lecture: ?? ALC exercise?	Read Chapter 7 section 7.7 in text

Feb. 5	Prelab: Interrupts Lab Exercise: Interrupts [ Friday May 12, 2017 ] Postlab Requirements (could be done as pre-lab)	Definitions for week 5 Using the Stimulus Feature in MPLABX [screencast]
Feb. 5	Lecture: Serial Communication: UART [ Wednesday November 8, 2017 ] RCSTA TXSTA Serial Communication: SPI [ Wednesday November 8, 2017 ] SSPCON1 (SPI mode) SSPSTAT (SPI mode) ALC exercise? Lecture: Serial Communication: I²C [ Wednesday November 8, 2017 ] SSPCON1 (I²C mode) SSPCON2 (I²C mode) SSPSTAT (I²C mode) MAX522 DAC datasheet Rotary Pulse Generator [ Tuesday February 7, 2017 ] No-wait programming (part 1) No-wait programming (part 2) No-wait programming (part 3) Bit-bashing (or Bit-banging) [PDF] [ February 13, 2019 ] Bit banging on Wikipedia Bit-bashing compass code (I²C)	Read Chapters 9, 10, and 11 in text Using the USART in Asynchronous Mode [pdf 40pp, Microchip Technology, 2001] Overview and Use of the PICmicro Serial Peripheral Interface [pdf 46pp, Microchip Technology, 2002] Inter-Integrated Circuit (I2C™) [pdf 88pp, Microchip Technology, 2001]

Feb. 12	Prelab: Liquid Crystal Display (LCD) Prelab or Postlab: Liquid Crystal Display (LCD) Lab Exercise: Liquid Crystal Display (LCD)	Highlight of LCD information for week 6 Arithmetic Decimal Arithmetic (BCD) Math subroutines chart Counting and Time
Feb. 12	Lecture: Analog to Digital Converter [ Wednesday November 8, 2017 ] PIC18F452 pinout ADCON0 ADCON1 CCP1CON/CCP2CON ALC exercise: Determine valid configurations on QwikFlash board Lecture: Block Diagrams [ February 13, 2019 ] Block Diagram Elements [HTML] [ November 9, 2017 ] Block Template Signals for block diagrams library for Dia Use this if you are installing Dia on your own computer. ALC exercise?	Read Chapter 12 in text

Feb. 19	READING WEEK

Feb. 26	Lab Exercise: Rotary Pulse Generator [ Friday May 12, 2017 ]	Definitions for week 7 Digital Inputs: pushbutton USART code samples Fundamentals in I²C [animation; PhoenixMicro Inc.]
Feb. 26	Lecture: Program and Data EEPROM Memory [ Wednesday November 8, 2017 ] EECON1 Charge pumps Voltage doublers choose course evaluation date ALC exercise? Lecture: ?? ALC exercise?	Read Chapter 14 and refer to Chapter 7 in text Data EEPROM read sample code (UNTESTED!) See datasheet section 6.3 Modify for multiple bytes Data EEPROM write sample code (UNTESTED!) See datasheet section 6.4 Modify for multiple bytes TBLWT sample code (UNTESTED!) See datasheet section 5.5 Modify for multiple bytes

Mar. 5	Final project QwikFlash board connectors Sensor and Actuator Inventory Homework: Redo Simple PIC18F452 Assembly Language Programs so that literal addressing is used to first write data to data EEPROM, and then read from EEPROM into data memory for processing.	Additional material project
Mar. 5

Mar. 12	project project checklist	project
Mar. 12

Mar. 19	project	project
Mar. 19

Mar. 26	project course evaluation in lab March 21	project
Mar. 26

Apr. 2	Project Demonstration - April 3	project & demonstration
Apr. 2	Last day of classes Makeup day for Good Friday.

	Teaching Evaluation Results
Course:	CP316	A	Terrance	Sturtevant	Winter	2013
6	students participated in this survey.
6	students were registered in the course.
	Summary of scale results are percentages.
			mean	dept	faculty
1	This course contributed to my learning.		7.0	6.1	6
2	The content of this course is consistent with the course outline and calendar description.		6.7	6.4	6.3
3	The instructor is well prepared for each class meeting.		6.7	6.2	6.3
4	The instructor gives clear explanations.		6.8	5.9	5.9
5	The instructor stimulates my interest in the subject matter of the course.		6.8	5.7	5.6
6	The instructor assists students in dealing with course material and concepts.		6.7	6.0	6.0
7	The instructor speaks clearly and audibly.		6.7	6.2	6.2
8	The instructor gives a clear idea of the requirements in this course.		6.7	6.1	6.0
9	The instructor displays an interest in and concern for students.		6.8	5.9	6.2

CP316: Microprocessor Systems and Interfacing

Introduction

Development Environment

Target Hardware

Reference Material

Course Material

Resources