Blinking circuit
https://youtube.com/shorts/sNuDEGo8K5w
more LEDS
https://youtube.com/shorts/JQE1XIFVtFc
Fading
https://youtube.com/shorts/k4K1K48DIcA
RGB
https://youtube.com/shorts/qehuT-LWG1w
Pushbutton digital input:
https://youtube.com/shorts/G9x5bNtYNH0
Potentiometer Analog Input: