This installment starts a new segment of lessons about state machines. The subject conceptually continues the event-driven theme and is one of my favorites [1,2]. Today, you’ll learn what event-driven ...

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.

What is a Real-Time Operating System (RTOS), and what does “real-time” mean anyway? What are the various kinds of state machines, and how to code them efficiently in C? What is object-oriented ...

Ask most embedded developers why they're still writing firmware in C, and you'll hear the same answer: "C++ is too heavy for embedded." That concern has merit. It's also more than 20 years out of date ...