Hardware abstraction layers (HALs) are an important layer to every embedded software application. A HAL allows a developer to abstract or decouple the hardware details from the application code.

In the first part of this series, we covered the basics of pointers in C, and went on to more complex arrangements and pointer arithmetic in the second part. Both times, we focused solely on pointers ...

This may fall under the heading of "Don't do that" but did cause me to be slightly curious. What would happen if you say, created a pointer to a function that took three ints as arguments, but then ...