Fingerprint Sensor AS608 - A Beginner's Guide
One touch can replace keys. This project uses an optical fingerprint sensor to enroll users and then grant access with a quick scan.
read tutorial →
ESP32-S3 GPIO Expansion Board
The ESP32-S3 GPIO Expansion Board is a breakout board made for easier wiring with compatible ESP32-S3 development boards. It helps bring the GPIO pins out to a cleaner layout, making it easier to connect sensors, modules, LEDs, relays, displays, and other project parts.
This expansion board is useful for IoT projects, classroom activities, prototyping, testing, and DIY electronics builds. It gives users a neater way to access ESP32-S3 pins during project development.
Why Choose This Expansion Board?
- Makes ESP32-S3 GPIO pins easier to access.
- Helps create cleaner wiring for sensors and modules.
- Good for IoT, automation, robotics, and DIY projects.
- Useful for testing circuits before final assembly.
- Helps reduce messy jumper wire connections.
- Great for students, makers, and project builders.
Common Applications
- ESP32-S3 sensor projects
- IoT device prototyping
- Relay and control projects
- LED and display testing
- Automation projects
- Robotics wiring
- Classroom and lab practice
- Workbench testing and debugging
What’s Included?
- ESP32-S3 GPIO Expansion Board - 1 pc
Note: ESP32-S3 development board, jumper wires, sensors, modules, and power supply are not included unless stated in the package.
Technical Specifications
| Product Type | GPIO expansion board / breakout board |
|---|---|
| Model / SKU | YXS2167 |
| Compatible Board Type | Compatible ESP32-S3 development boards |
| Function | Expands and breaks out GPIO pins for easier wiring |
| Connection Type | Pin header breakout layout |
| Best For | IoT projects, sensors, displays, relays, LEDs, robotics, and prototype wiring |
| Skill Level | Beginner to intermediate |
Setup Notes
Mount a compatible ESP32-S3 development board onto the expansion board. Then connect your sensors, modules, or output devices to the matching GPIO, power, and ground pins.
Always check the pin labels before connecting parts. Make sure your module voltage matches the ESP32-S3 board requirements before powering the circuit.
Important Notes
- ESP32-S3 development board is not included.
- Check board compatibility before purchase.
- Match GPIO, 3.3V, 5V, and GND pins carefully.
- Do not overload GPIO pins with high-current devices.
- Use proper driver modules for motors, relays, and high-load parts.
Recommended Add-ons
- ESP32 boards and modules
- Sensors and modules
- Jumper wires
- Relay modules
- Breadboards and prototyping parts
FAQ
What is this board used for?
It is used to make ESP32-S3 GPIO pins easier to access for wiring sensors, modules, LEDs, relays, and other project parts.
Does this include an ESP32-S3 board?
No. This listing is for the GPIO expansion board only.
Can I use this for IoT projects?
Yes. It is useful for ESP32-S3 IoT projects, sensor systems, and automation builds.
Is this good for beginners?
Yes. It helps make wiring cleaner and easier to understand during practice.
Do I need to check compatibility?
Yes. Check that your ESP32-S3 development board matches the expansion board layout.
Manila stock. Order before 16:00 PHT, ships today via J&T or LBC. Provincial: 1–3 working days.
Schools / class POs: we accept Purchase Orders for accredited schools and universities. contact us with your PO details.
Returns: 7-day inspection window for DOA units. Email proof of issue and we ship a replacement.
Customers also bought
Build with this board
Thumb Joystick - A Beginner's Guide
Wire a joystick to your Arduino, read X/Y, then print UP / DOWN / LEFT / RIGHT to the serial monitor.
read tutorial →Motor Drive (BTS7960 43A) - A Beginner's Guide
Bench-test a 43 A motor driver before wiring the full project. Catches weak power, mis-pinning, and dead boards before they cost you time.
read tutorial →Raspberry Pi Pico (RP2040) - A Beginner's Guide
Coming from UNO and the Pico won't show a COM port? Here's the BOOTSEL trick, the driver fix, and the first sketch that actually works.
read tutorial →Notes from the bench
Ask the community
Project Showcase — show what you built
Share what you built. Photos, BOM, what worked, what didn't.
view thread →How to ask a good question (and actually get answers)
Symptom + what you tried + clear photo = answers within hours.
view thread →ESP32 brownout when wiring a sensor — fixes that worked
Brownout reset when adding a sensor? Notes on supply decoupling and GPIO checks.
view thread →First Arduino — sketch upload error, what to try?
Upload failing on your first Uno? Driver, COM port, board match — checklist inside.
view thread →