Functions
Organize firmware into small, testable units with clear interfaces.
CORE IDEA
Use prototypes
ENGINEERING VIEW
Pass values or addresses intentionally
WHAT TO WATCH
Keep functions focused
REMEMBER
Understand return values and call flow
Engineer’s checklist
- Use prototypes
- Pass values or addresses intentionally
- Keep functions focused
- Understand return values and call flow
// V1.4 content area
// Next iteration: full examples, compiler output and exercises.