Contents

About the Author ..................................................................................ix
What’s on the CD-ROM........................................................................xi
Chapter 1: Introduction ......................................................................... 1
About this book................................................................................ 2
The MSP430 Family .......................................................................... 3
Part Numbering Convention .............................................................. 4
Writing Code .................................................................................... 5
Chapter 2: Architecture: CPU and Memory .......................................... 11
CPU Features .................................................................................. 12
Memory Structure ........................................................................... 19
Chapter 3: Reset and Interrupts .......................................................... 25
Reset Sources ................................................................................. 25
Reset Condition .............................................................................. 26
Interrupts ....................................................................................... 27
Use of Interrupts ............................................................................. 30
Guidelines for Interrupt Service Routines .......................................... 35
Common Sources of Error ............................................................... 36
Interrupts vs. Polling ....................................................................... 37
Chapter 4: Clocks and Timers.............................................................. 39
Clock Sources ................................................................................. 39
Clock Controls ................................................................................ 46
Clock Uses ...................................................................................... 54
Debugging Clock Difficulties ........................................................... 63
Chapter 5: Input and Output............................................................... 69
Chapter 6: On-Chip Peripherals ........................................................... 75
Hardware Multiplier........................................................................ 75
Analog-to-Digital Converters ........................................................... 82
An ADC Example ............................................................................ 89
LCD Driver ..................................................................................... 91
Chapter 7: Hardware Considerations ................................................... 95
The Datasheet ................................................................................ 96
Configuration ................................................................................. 97
Performance Issues ......................................................................... 99
Debugging Tools ........................................................................... 100
Chapter 8: Addressing Modes............................................................ 103
Register Mode .............................................................................. 104
Immediate Mode .......................................................................... 106
Symbolic Mode/Absolute Mode .................................................... 109
Indirect Mode/Indirect Autoincrement Mode ................................. 111
Chapter 9: Instruction Set ................................................................. 115
Core Instructions .......................................................................... 120
Emulated Instructions ................................................................... 147
Chapter 10: Flash Memory ................................................................ 157
Flash Memory Structure ................................................................ 157
Flash Memory Control Registers .................................................... 158
Using Flash Memory...................................................................... 162
Embedded Systems Design using the TI MSP430 Series
Security Fuse ................................................................................. 164
Information Memory .................................................................... 165
Flash Memory Code Examples ....................................................... 166
Bootstrap Loader.......................................................................... 169
Chapter 11: Developer’s Toolbox ...................................................... 173
Real-Time Clocks .......................................................................... 173
D/A Conversion: Pulse Width Modulation ..................................... 184
Sliding Correlators ........................................................................ 186
Chapter 12: Low-power Design ......................................................... 189
MSP430 Power Consumption Characteristics ................................. 189
MSP430 Low-power Modes........................................................... 190
Periodic Interrupts and Low-Power Design ..................................... 192
Low-power Design ........................................................................ 194
Chapter 13: A Sample Application ..................................................... 197
Main Loop ................................................................................... 202
Interrupt Service Routines ............................................................. 203
Putting It All Together ................................................................... 208
Appendix A: Other Sources ............................................................... 221
Texas Instruments ......................................................................... 221
Other Embedded Resources .......................................................... 222
Appendix B: TI FET Tool ................................................................... 223
Kit Contents ................................................................................. 223
Setting Up .................................................................................... 224
Using Kickstart and the FET .......................................................... 224
Appendix C: Useful Acronyms............................................................ 227
Appendix D: A Sample Datasheet ...................................................... 229
Index ................................................................................................. 277