embedded-lab/labs/004_button_pullup_pulldown/schematic.md

Schematic

Pull-Down Option

3.3V -> button -> GPIO
GPIO -> resistor -> GND
ESP32 GND -> circuit GND

Pull-Up Option

3.3V -> resistor -> GPIO
GPIO -> button -> GND
ESP32 GND -> circuit GND

Actual Circuit

TODO: указать выбранный вариант, GPIO и resistor value.