ME 333 Readings, Videos, and Sample Code
This page is now obsolete. It was last used for ME 333 in January to March, 2015. Please consult the videos linked to the NU32 page.
Readings, videos, exercises, and sample code for ME 333 Introduction to Mechatronics.
If you have questions about the readings or videos, use the Canvas discussion group for an online discussion
You can download the most updated version of the class readings here.
Appendix: A Crash Course in C
Reading: A Crash Course in C, C Compilers
Videos:
- Writing your first program in C, HelloWorld.c (5:09). Chapter A.1. Exercises: 1.
- Differences between C and MATLAB (7:30). Chapter A.2. Exercises: 2, 3.
- Binary and hexadecimal (Base 2 and 16) (4:47). Chapter A.3.1. Exercises: 4, 6.
- Data types (5:30). Chapter A.3.1. Exercises: 8, 10.
- Using the data types (3:49). Chapter A.3.1. Exercises: 11.
- Representations of data types (5:15). Chapter A.3.1. Exercises: 12, 13.
- Pointer basics (5:54). Chapter A.3.2. Exercises: 14, 15.
- Sample program: printout.c (5:55). Chapter A.4. Exercises: 16 (not covered in video, reading only) 17, 18.
- Sample program: datasizes.c (2:57). Chapter A.4. Exercises: 9.
- Sample program: overflow.c (2:43). Chapter A.4. Exercises: 19.
- Sample program: typecast.c (5:43). Chapter A.4. Exercises: 20.
- invest.c, part 1/5: intro to a typical C program (4:18). Chapter A.4. Exercises: 23.
- invest.c, part 2/5: overview (3:58). Chapter A.4. Exercises: 24, 25.
- invest.c, part 3/5: sections 1-4: program comments, preprocessor commands, new data type definitions, and global variables (4:48). Chapter A.4. Exercises: 26.
- invest.c, part 4/5: sections 5-6: helper function prototypes and the main function (4:40). Chapter A.4.
- invest.c, part 5/5: section 7: helper functions (7:42). Chapter A.4. Exercises: 28-30, 32, 33 (some material covered in reading only).
- Header files and libraries (9:31).
Sample Code:
- Section A.1: HelloWorld.c
- Section A.4: printout.c, datasizes.c, overflow.c, typecast.c, invest.c
- Section A.4.16: helper.h, helper.c, main.c
- Problems, Section A.5: bubble.c, lights.c, hexdump.c
Microchip Documentation:
Chapter 1: Quickstart
Reading: Chapter 1
Videos: none
Code: PIC32quickstart.zip
Chapter 2: Looking Under the Hood: Hardware
Reading: Chapter 2
Videos:
- Introduction to the PIC32 microcontroller (5:10).
- Introduction to the PIC32 architecture (6:02).
- The PIC32 physical memory map (5:20).
- Introduction to the NU32 development board (4:03).
Chapter 3: Looking Under the Hood: Software
Reading: Chapter 3
Videos:
- The PIC32 virtual memory map (5:24).
- Understanding simplePIC.c (5:42). (The latest version of simplePIC.c includes xc.h, not plib.h)
- Digging through PIC32 header files (7:12). (Information on plib.h, which is no longer included in simplePIC.c, can be ignored. Focus on xc.h and later.)
- The PIC32 executable build process (4:26). (The command line compiler commands are a bit different than in Chapter 3, but the main ideas are the same.)
Chapter 4: Using Libraries
Reading: Chapter 4
Videos:
- The NU32 library (5:28).
Code: 04_Code.zip
Chapter 5: Time and Space
Reading: Chapter 5
Videos:
- Timing PIC32 code and the disassembly file (8:27). (Note that the timing.c code is slightly different from what is seen in Chapter 5.)
- The PIC32 memory map file (7:15). (Note that the map file looks a bit different from the one in the book, due to changes in timing.c.)
Code: 05_Code.zip
Chapter 6: Interrupts
Reading: Chapter 6
Videos:
- Overview of interrupts on the PIC32 (4:29).
- PIC32 interrupt SFRs (6:22).
- The PIC32 shadow register set (1:25).
- Seven steps to using an interrupt with the PIC32 (3:47)
- PIC32 interrupt code example (4:10) NOTE: The code in this video is an old version of the code in Chapter 6. Do not use this code, use what's in Chapter 6.
Code: 06_Code.zip
Chapter 7: Digital Input and Output
Reading: Chapter 7
Videos:
- Intro to digital I/O on the PIC32 (6:24)
- Change notification on the PIC32 (1:18)
- PIC32 program with digital I/O and change notification (9:02)
Code: 07_Code.zip
Chapter 8: Counters / Timers
Reading: Chapter 8
Videos:
- Intro to PIC32 counter/timers (5:59)
- PIC32 timer SFRs (5:55)
- Using PIC32 timers to generate interrupts (3:34)
- Example PIC32 timer interrupt program (5:08)
Code: 08_Code.zip
Chapter 9: Output Compare
Reading: Chapter 9
Videos:
- Introduction to the PIC32 output compare (5:30)
- A PWM program on the PIC32 (3:12)
- Using output compare to create an analog output (3:09)
Code: 09_Code.zip
Chapter 10: Analog Input
Reading: Chapter 10
Video:
Code: 10_Code.zip
Chapter 11: PID Feedback Control
Reading: Chapter 11
Videos:
- Introduction to PID control (4:28)
- Improving the basic PID control algorithm (2:33)
- PID control of a mass-spring-damper (4:10)
- P, PI, and PD variants of PID control (2:42)
- Empirical PID gain tuning (7:08)
Code: PID_Code.zip
Chapter 12: Feedback Control of LED Brightness
Reading: Chapter 12
Code: LED_Code.zip
A faster version of nu32utility: nu32utility_fast.zip - replace your nu32utility program with this version (remember, to compile it use "gcc nu32utility.c -o nu32utility" on mac and "gcc nu32utility.c -o nu32utility -lwinmm" on windows.)
Chapter 13: Brushed Permanent Magnet DC Motors
Reading: Chapter 13
Video:
- Intro to brushed permanent magnet DC motors, part 1/2 (4:31)
- Intro to brushed permanent magnet DC motors, part 2/2 (7:10)
- Brushed DC motor equations (6:53)
- Brushed DC motor speed-torque curve (5:59)
- DC motor output power (2:05)
- Friction in DC motors (0:55)
- A DC motor data sheet (4:34)
Chapter 14: Motor Sizing
Reading: Chapter 14
Video:
- Introduction to gears (4:12)
- Gear efficiency (2:40)
- Types of gears (3:47)
Chapter 15: Motor Control
Reading':
Video:
- Driving DC motors, part 1/3: Flyback diodes (7:03)
- Driving DC motors, part 2/3: PWM (3:05)
- Driving DC motors, part 3/3: H-bridges (4:22)
- A professional motor control system (6:55)
Chapter 16: A Motor Control System
Reading: Chapter 16
Code: Motor_Project_Code.zip