C Programming for Embedded Applications

Learn to write embedded software in C and deliver applications that are small, efficient, and fast.

Introduction

• Getting started in embedded systems
• What you should know
• Using the exercise files

1. Embedded Systems

• Applications: OS vs. embedded
• Memory
• Storage
• Energy consumption
• Processing power
• Hardware awareness
• C vs. Embedded C

2. Data Types

• Integral types
• Floating-point types
• A quick analysis of memory usage with Keil
• Checking memory usage with Arduino

3. Bit Manipulation

• Masking
• Bit masking with Arduino
• Bit fields
• A bit field example with Keil

4. Qualifiers

• The volatile qualifier
• The const qualifier
• Protect variables using volatile
• Don't let the optimizer remove your while loop

5. Function Alternatives

• Lookup tables
• Macro functions
• Inline functions
• LUT vs. function example in Arduino
• LUT vs. function example in Keil
• Inline function example in Keil

6. Floating-Point Unit Alternatives

• Software implementation of float
• Fixed-point math
• Float-point vs. fixed-point example
• Float-point unit example in Keil

Conclusion

• Next steps