April 2020
Intermediate to advanced
294 pages
7h 53m
English
Content preview from MicroPython Projects
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Chapter 2
- What characteristics define a real-time embedded system?
- They are event driven and do not poll inputs.
- They are deterministic; given the same initial conditions, they produce the same outputs in the same time frame.
- They are often resource constrained in some manner, such as the following:
- Clock speed
- Memory
- Energy consumption
- The use of a dedicated microcontroller-based processor.
- May have a RTOS to manage system tasks.
- What four scheduling algorithms are commonly used with MicroPython?
- Round robin scheduling
- Periodic scheduling using timers
- Cooperative scheduling
- MicroPython threads
- What best practices should a developer follow when using callbacks in MicroPython?
- Keep interrupt service routines (ISRs) short and fast. ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.