Pointers
Understand addresses, dereferencing, pointer types and why pointers are fundamental to embedded C.
CORE IDEA
Pointer stores an address
ENGINEERING VIEW
* dereferences a pointer
WHAT TO WATCH
Pointer type determines access interpretation
REMEMBER
Never dereference an invalid address
Engineer’s checklist
- Pointer stores an address
- * dereferences a pointer
- Pointer type determines access interpretation
- Never dereference an invalid address
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