Your learning library.
Tutorials, modules, manuals and tools. Find what you need.
ESP32
From your first connection to wireless projects.
First-time setup
Identify your board, install your editor and upload.
GPIO & pinouts
Find the right pin for your connection.
Wi-Fi
Connect your board to a network.
ESP-NOW
Send messages directly between boards.
Bluetooth LE
Connect your project to a phone.
Upload troubleshooting
Find out why your sketch will not upload.
ESP32-S3GPIO & hardware in 3D ↗
ESP32GPIO & hardware in 3D ↗TinkerBlock
Pick a module. Find its wiring, code and explanations.
XL LED
RGB LED
Traffic Light
Push Button
Latching Button
Rotary Encoder
Product handbooks
Have something on your desk? Open its step-by-step manual.
Electronics basics
Understand the components and circuits behind your projects.
Tools & references
Look it up, work it out, get back to building.
Resistor colour code
Four, five or six bands, read left to right, to a value and a tolerance.
Ohm's law
Any two of volts, amps, ohms and watts, and the other two follow.
LED series resistor
The resistor an LED needs on 3.3 V, 5 V or 12 V, before you wire it.
Battery life
How long a board runs on a cell, from its sleep current and how often it wakes.