FreeRTOS Tasks
Bob continues his article series about the open-source FreeRTOS. At the heart of FreeRTOS is the task. In part 2, looks at what a task is, what options are available to configure a task’s Task Control Block (TCB) and what features might be missing in the FreeRTOS TCB.
Topics Covered
How does execution context work?
What are the optional TCB parameters in FreeRTOS?
What’s missing in a FreeRTOS TCB?
Tech Discussed
FreeRTOS
Growing up, I gradually discovered that I was good at multi-tasking. I first noticed it while working summers in the blueberry fields in Michigan. I could pick blueberries and muse about a myriad of topics (walking and chewing gum at the same time came later). Then, while in high school, I worked in a machine shop and operated a punch press. My mind would take endless excursions from girls to relativity all while I stamped out the metal components of a greeting card rack for American Greetings. As I grew older, I would find myself multi-tas
05/07/2021
To lay the groundwork for his new article series about the open-source FreeRTOS, Bob provides a history of early multi-tasking real time operating systems (RTOS) that allowed several tasks to run “simultaneously.” He explains how a multi-tasking RTOS works and the basic components of an RTOS, using FreeRTOS as an example.
Topics Covered
How does a multi-tasking RTOS work?
What are the basic components of FreeRTOS?
Tech Discussed
FreeRTOS
In 2019, as the world prepared to celebrate the 50th anniversary of the 1969 lunar landing, I listened to a BBC Podcast with my grandkids entitled:
13 Minutes to the Moon (
Figure 1) [1]. I highly recommend it for parents and grandparents as well as interested adults. I had a stake in NASA’s Apollo program because I worked for the company that made the back-up guidance system for the Lunar Module (LM). Initially called the BUGS (Back-Up Guidance System), it later became known as the Lunar Module Abort Guidance System (AG