1 Servo Control with the Raspberry Pi
A Raspberry Pi GPIO walkthrough that people follow to drive a servo with PWM pulses, also cited for basic LED wiring to the board's pins.
Topic
servo control
3 videos. Ranked by independent recommendations, not by views.
2 Arduino Tutorial: Using a Servo SG90 with Arduino
A short tutorial people hand to newcomers who need to wire an SG90 servo to an Arduino and set its angle in code.
3 DIY Useless Box with Arduino
An Arduino useless box tutorial with published code and schematic, followed by hobbyists, some of whom sought help getting it working or identifying its battery.
