In this video I go over steps 1 and 2 in the following physical computing python project.
https://projects.raspberrypi.org/en/p...
0:00 - GPIO Pins
0:03:05 - Introduction to Project
0:03:45 - LEDs
0:04:32 - Resistors
0:06:26 - Connecting LED & Resistor
0:7:35 - Switching to GPIO 17
07:55 - Opening Thonny on Raspberry Pi
08:33 - Writing Code for LED