Raspberry Pi Pico Lecture 6: Protothreads and Fixed Point Arithmetic

0:00 - Administrivia and lecture goals
1:25 - Protothreads review
3:25 - Adding a thread (demonstration)
9:30 - Removing threads from the scheduler (demonstration)
11:15 - Yielding a Protothread on a logical condition (demonstration)
17:35 - How do interrupts interact with Protothreads?
18:50 - Interrupt priority levels
19:55 - What does static mean?
22:35 - What does const mean?
24:30 - Clarification about the scheduler
26:00 - Digression on Fourier drawings
28:00 - Fixed point arithmetic introduction
32:50 - Arithmetic with fixed point
38:00 - Type conversion to/from fixed point
41:48 - Square root in fixed point
43:20 - Random number in fixed point
48:45 - Speed comparison demo for fix vs. float (demonstration)

Fall, 2022 lectures from ECE 4760 (Digital Systems Design Using Microcontroller) at Cornell University.

Course site: https://ece4760.github.io
Hunter’s site: https://vanhunteradams.com