Description
Reviews
| Brand | - |
| Category | Robotics / STEM Teaching Tools / Development, Learning, Evaluation & Industrial Control Boards |
| Origin | - |
| Microcontroller | ESP32-S3-WROOM-1 |
| Connectivity | Wi-Fi 4 (802.11 b/g/n), Bluetooth 5 (LE) |
| Ethernet Interface | W5500 Chip with RJ45 Port |
| Power Supply | USB-C or PoE (802.3af/at compatible) |
| Camera Interface | DVP Interface for OV2640/OV5640 |
| Flash Memory | 16 MB Quad SPI |
| PSRAM | 8 MB Octal SPI |
| GPIO Pins | 30+ Programmable GPIOs |
| Operating Voltage | 3.3V Logic, 5V Input via USB/PoE |
| Dimensions | 65mm x 40mm x 15mm |
Anonymous
Mar 29, 2026
Rating: 5/5
Robust connectivity options
Having WiFi, Bluetooth, and Ethernet on one board is a game changer. The stability of the W5500 connection is much better than bit-banged solutions. Highly satisfied.
Anonymous
Mar 24, 2026
Rating: 4/5
Great hardware, documentation could be better
Hardware quality is excellent and the camera interface is easy to use. However, finding specific pinout diagrams for the Ethernet lines took some digging in the GitHub repo. Still recommended.
Anonymous
Mar 12, 2026
Rating: 5/5
Perfect for IoT Gateway Projects
The built-in Ethernet controller saves so much time compared to adding an external module. PoE support works flawlessly with my standard switch. Great board for headless server applications.
Anonymous
Mar 12, 2026
Rating: 5/5
Best value S3 board with Ethernet
I've tested several similar boards, and this one offers the best balance of price and features. The camera connector is sturdy, and the USB-C port supports high-speed flashing.
Anonymous
Mar 09, 2026
Rating: 4/5
Solid choice for Home Assistant nodes
Runs ESPHome perfectly. The Ethernet fallback is great when WiFi gets congested. Only minor issue is the board is slightly taller than expected due to the RJ45 jack, so check your enclosure sizes.
Anonymous
Mar 02, 2026
Rating: 5/5
Excellent for learning industrial protocols
Using this for a university project involving Modbus over TCP. The processing power of the S3 handles the stack easily without lagging. The PoE feature makes deployment very clean.
Q: Is there a JTAG header available for debugging?
A: Yes, the board exposes the JTAG pins (GPIO47, GPIO48, etc.) on the main header. You can use an FT2232H or similar debugger for step-through debugging.
Q: Does this board support standard 802.3af PoE injection directly?
A: Yes, the board includes a dedicated PoE controller chip that supports IEEE 802.3af/at standards, allowing you to power the board directly through the Ethernet cable.
Q: What is the maximum current draw allowed on the 3.3V pin?
A: We recommend drawing no more than 50mA from the 3.3V pin for external sensors. The onboard regulator is sized primarily for the MCU and peripherals; higher current loads should be powered separately.
Q: Which camera modules are confirmed to work out of the box?
A: The board is designed primarily for the OV2640 and OV5640 modules using the DVP interface. Most standard 24-pin camera breakout boards for ESP32 will fit directly.
Q: Can I use the Arduino IDE to program this board?
A: Absolutely. The ESP32-S3 is fully supported in the Arduino IDE. You just need to install the latest ESP32 board package and select 'ESP32S3 Dev Module' from the board list.
Traditional Handmade Baby Rattle with Chewable Sheepskin for Newborns
$12.50
5pcs Lily tubular length 7cm fish tank aquarium glass
$9.90
Data Cable Interface Safety Case for iPhone, Apple, and Android Charging Cables - Child and Pet Proof
$16.80
Commercial Roast Duck Warmer Cabinet Constant Temperature Food Heater Display Counter for Cooked Meat
$1,494.00
Over-Toilet Storage Rack - Multi-Layer Bathroom Organizer with No-Drill Installation for Tank and Supplies
$17.92
Natural 7A White Azeztulite Loose Beads for DIY Handmade Bracelets, Spacer Beads, Multi-Gem Jewelry Accessories
$2.07
Hanyue Cordura N66 Rafting Bag Outdoor Swimming Trekking Clothes Storage Ultra-Light Waterproof Dry Bag
$35.70
Electromagnetic Planetary Stir-Fry Pot Sugar Fillings Pre-made Dish Cooking Equipment Tomato Sauce Chili Sauce Stir-Fry Machine
$3,940.00
Factory Direct 6L Stainless Steel Round Buffet Warmer - Electric Heating with Flip-Top Lid for Hotel and Restaurant Use
$764.00
Polishing Workshop Grinding Platform Plasma Cutting Welding Fume Dust Removal Environmental Equipment 3000 Airflow Grinding Platform
$6,000.00
Tongyue Food Warmer Cabinet - Large Capacity Home Kitchen Hot Dish Heater for Autumn and Winter
$607.20
Taikang Bybo Dental - Swiss Straumann ITI Dental Implants with Metal Abutments (TK)
$20,000.00
Marie's Sketching Blending Stump Set for Artists - Highlight, Shadow, and Detail Tools with Silicone Tips and Sponge Blenders
$15.30
Bottled Water Stand – Inverted Rack with Pump Dispenser for Large Mineral/Pure Water Jugs
$18.50
Sketching Blending Stump Set - Fine & Round Tip Tools with Replaceable Sponge Heads for Highlight Creation, Drawing Correction, and Tracing
$7.26
Automatic Retractable Air Hose Reel Auto Repair Car Wash Shop Electric Reel Water Drum PU Air Pipe Sandblasting Hose
$72.20
![[Live Stream Exclusive] Taikang Bybo Dental - South Korean Dentium Dental Implants for Tooth Loss Restoration](https://www.gosteppe.com/cache/small/product/269973/legacy-main-5e274b6981a80a22f7dc25a6.webp)
[Live Stream Exclusive] Taikang Bybo Dental - South Korean Dentium Dental Implants for Tooth Loss Restoration
$2,480.00
Food-Grade Silicone Soap Mold - Toast Shape with Little Angel Design zx228
$19.40
Ultra-Fast High-Adhesion Strong Clear Packing Tape 4.5/5.5 Width Packaging Tape Large Roll Free Shipping Extra Sticky Type
$729.50
Genuine Yokohama Tires 205/215/225/235/245 45/50/55/60/65 R16/17/18/19
$220.00
Marie's Paper Blending Pen Set for Soft Sketches and Pastels - Professional Art Student Tools Including Blending Knives, Balls, Sponges, and Egg-Shaped Blenders for Oil Pastels and Drawing on Newsprint or Xuan Paper
$3.80
Toilet Storage Rack, Bathroom Floor-Standing Shelf, No-Drill Organizer for Toilet and Washing Machine
$26.00
Xiaoyaoyou Calligraphy Tracing Scroll - Antique-Style Mechanized Copybook for Beginners, Universal Kai Script Practice
$9.90
Commercial Tunnel Dryer - Conveyor Line for Drying Vegetables, Fruits, Herbs, and Agricultural Products
$36,019.00
Stainless Steel Over-Toilet Storage Rack – Floor-Standing Bathroom Organizer for Narrow Spaces Near Toilet or Washing Machine
$8.42
240 Drum Kit Techniques
$15.00
ZITAY D-TAP to DC Male Connector Power Cable for V-Mount Battery, Atomos Monitor Power Supply
$59.00
2025 New Flexible Silicone Food Warmer Plate - Multi-Functional and Rollable
$185.00
Michelin Tires 225 235 245 255 275/45 50 55 60R17 18 19 20 21 Run-Flat
$400.00
Narrow Gap Storage Rack for Behind Toilet - Bathroom Organizer Cabinet, Plastic Floor-Standing Unit for Restroom or Balcony
$24.20
![[Youxin Electronics] GP2Y0E03 Infrared Distance Sensor Module 4-50cm Range](https://www.gosteppe.com/cache/medium/product/74667/legacy-main-4da8cadc5fc82afe91b124e3.webp)
![[Trial Pack] Xianlang Complete Cat Treat Sticks Meal Packs Main Course Cans Freeze-Dried Cat Food Sample Snacks Gift Set](https://www.gosteppe.com/cache/medium/product/208273/legacy-main-9ec245ebf781f65a434ba854.webp)
