Raspberry Pi Pico Lecture 25: PIO Stepper Motor Driver

0:00 Greetings and some course history 3:15 Lecture plan 5:18 Stepper motor internal mechanism and utility 12:50 Stepper motor driver overview 16:30 Step counting PIO state machine 22:10 Step pacing PIO state machine 25:00 Pulse generating PIO state machine 27:00 C code that interacts with PIO state machines 34:45 Driver initialization function 36:35 Configuring PIO interrupts 40:30 Tangent on obfuscated C 42:35 DMA channel configuration Fall, 2022 lectures from ECE 4760 (Digital Systems Design Using Microcontroller) at Cornell University. Course site: Hunters site: