SunFounder ESP32 Starter Kit
COMPONENT INTRODUCTION PURCHASE LINK
ESP32 WROOM 32E
ESP32 Camera Extension -
Breadboard
Jumper Wires
Resistor
Buzzer -
Transistor
Available Pins
Here is a list of available pins on the ESP32 board for this project.
Available Pins IO13, IO12, IO14, IO27, IO26, IO25, IO33, IO32, IO15, IO2, IO0, IO4, IO5, IO18, IO19,
IO21, IO22, IO23
Schematic
When the IO14 output is high, after the 1K current limiting resistor (to protect the transistor), the S8050 (NPN transistor)
46 Chapter 1. For Arduino User