Waveshare ESP32-S3 3.5inch Capacitive Touch Display Dev Board On Board OV5640 Camera
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Waveshare ESP32-S3 3.5inch Capacitive Touch Display Dev Board On Board OV5640 Camera
The ESP32-S3 3.5-inch Capacitive Touch Display Development Board Type B features a 320×480 pixel IPS panel with 262K colors. It includes a QSPI interface, an onboard camera interface, and supports Wi-Fi and Bluetooth 5, making it a comprehensive ESP32 with display solution.
This development board integrates audio input and output, enabling AI interaction and offline voice control capabilities.
Version Options
ESP32-S3-Touch-LCD-3.5B
Standard version, without case
ESP32-S3-Touch-LCD-3.5B-C
with case and OV5640 camera
Features
The ESP32-S3-Touch-LCD-3.5B is a high-performance, highly integrated MCU board designed by Waveshare. It features an onboard 3.5-inch capacitive touch IPS display, power management IC, 6-axis sensor (3-axis accelerometer and 3-axis gyroscope), RTC, and low power audio codec, facilitating rapid product development and integration.
Key features include:
- Equipped with ESP32-S3R8 Xtensa 32-bit LX7 dual-core processor, up to 240MHz main frequency.
- Supports 2.4GHz Wi-Fi (802.11 b/g/n) and Bluetooth 5 (LE), with onboard antenna.
- Built in 512KB of SRAM and 384KB ROM, with onboard 8MB PSRAM and an external 16MB Flash memory.
- Type-C connector, improving device compatibility, easier to use.
- Onboard 3.5-inch IPS capacitive touch display for clear color picture display, 320 × 480 resolution, 262K color.
- Built-in AXS15231B LCD & touch controller, using QSPI and I2C communication respectively.
- Onboard QMI8658 6-axis IMU (3-axis accelerometer and 3-axis gyroscope) for detecting motion gestures, counting steps, etc.
- Onboard PCF85063 RTC chip, powered by main Lithium battery through AXP2101 chip, with reserved RTC battery header for connecting a backup battery, ensuring RTC function during the replacement of the main battery.
- Onboard PWR and BOOT programmable buttons for easy custom function development.
- Onboard 3.7V MX1.25 Lithium battery recharge/discharge header.
- Adapting I2C, UART, USB, and multiple GPIO pins, for connecting peripherals and debugging.
- Onboard TF card slot for extended storage and fast data transfer, suitable for applications such as data recording and media playback, simplifying circuit design.
- Onboard camera interface, compatible with mainstream cameras such as OV2640 and OV5640.
- Adopts AXP2101 IC for efficient power management, supports multiple voltage outputs, battery charging, battery management, and battery life optimization, etc.
LCD Parameters
| Display Panel | IPS | Display Size | 3.5 inch |
|---|---|---|---|
| Resolution | 320 × 480 pixels | Display Colors | 262K |
| Brightness | 210 cd/㎡ | Contrast Ratio | 1000:1 |
| Driver IC | AXS15231B | Touch Type | Capacitive |
| Display Interface | QSPI | Touch Interface | I2C |
Supports AI Speech Interaction
Allows access to online large model platforms such as DeepSeek, Doubao, etc.
Capacitive Touch
Suitable for various smart device development, enabling human-machine interaction.
IPS Display Panel
Excellent display performance, 262K color, wide viewing angle.
Onboard Audio Codec
Supports high-quality audio processing, providing clear and high-quality audio input and output.
Supports OV2640 / OV5640 and Other Mainstream Cameras
Optional for OV5640 5MP camera module, suitable for image capture, video monitoring and other applications to meet different needs.
* The OV5640 5MP camera module is only included in the ESP32-S3-Touch-LCD-3.5B-C version.
Supports ESP-IDF, Arduino IDE
Comprehensive SDK, Dev Resources, Tutorials To Help You Easily Get Started.
Wi-Fi and BLE 5 Support
ESP32-S3 integrates 2.4 GHz Wi-Fi (802.11 ax/b/g/n) with 40 MHz of bandwidth support. Its Bluetooth Low Energy subsystem supports Bluetooth 5 (LE) and Bluetooth Mesh.
What's On Board
-
ESP32-S3R8
The SoC with WiFi and Bluetooth, up to 240MHz operating frequency, with onboard 8MB PSRAM - Onboard antenna
-
W25Q128JVSIQ
16MB NOR-Flash -
Camera interface
Supports mainstream cameras such as OV5640 / OV2640 - TF card slot
-
IPEX 1 antenna connector
Reserved connector, enabled via resoldering an onboard resistor - MX1.25 speaker header
- BOOT button
- RESET button
- PWR button
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AXP2101
Highly integrated power management IC
- Charge indicator
- USB Type-C port
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ES8311
Low power audio codec chip - Power supply indicator
- Microphone
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SH1.0 RTC backup battery header
for connecting rechargeable RTC battery -
MX1.25 Lithium battery header
MX1.25 2P connector, for 3.7V Lithium battery, supports charging and discharging -
2.54mm pitch GPIO header
Adapting available IO function pins for easy expansion -
PCF85063
RTC chip -
QMI8658
6-axis IMU includes a 3-axis gyroscope and a 3-axis accelerometer
Pin Definition
Outline Dimensions
ESP32-S3-Touch-LCD-3.5B
ESP32-S3-Touch-LCD-3.5B-C
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Deutsche Post |
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2.3 Free shipping options for an order value of above €30 inside Germany, €50 inside the EU* or €45 in US :
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Deutsche Post |
Free Above €30 | Free Above €50 |
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DHL Paket |
+ €2 for Above €30 / Free Above €60 | + €8 for Above €50 / Free Above €80 |
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DHL Express |
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| Free Shipping Options | Continental U.S. | Non-Continental U.S. |
|---|---|---|
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(via Deutsche Post or YunExpress)
| Order Amount | International |
|---|---|
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| €30 - €50 | €6 |
| €50 and above | €4 |
Important Notice:
- Please verify the inventory location on the product page before placing your order to confirm delivery timeframes.
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3. International Warehouse
3.1 German Warehouse
3.2 US Warehouse
3.3 Chinese Warehouse
4. Customs and Taxes
4.1 How are customs handled by OpenELAB for import or export?
4.2 How is VAT charged when the Customer places an order from OpenELAB?
4.3 What kind of fee will be charged except VAT?
Effective Date: December 10, 2025
At OpenELAB, we are committed to providing accurate product descriptions and high-quality electronics. The following policy outlines your rights and obligations, designed to be fair to both our customers and our business operations globally.
1. Warranty Policy
A. Standard Limited Warranty (Global & US)
For customers in the United States, Asia, and other non-EU regions:
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Warranty Period: OpenELAB provides a 12-month warranty from the date of delivery.
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Coverage: This warranty covers defects in material and workmanship under normal use.
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Resolution: We will repair or replace defective units at no charge.
B. Statutory Rights for EU/UK Customers (EU Compliance)
If you are a consumer residing in the European Union or the UK purchasing from our global site:
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Statutory Guarantee: You are entitled to a 24-month statutory guarantee for conformity defects present at the time of delivery, in accordance with EU consumer protection laws.
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Relation: The Standard Limited Warranty (Section 1.A) applies in addition to, and does not replace, your statutory rights.
C. Warranty Exclusions (Applies to ALL Regions)
Warranty coverage is VOID if the damage is caused by:
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Misuse: Incorrect installation, reverse polarity, or exceeding voltage limits.
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Unauthorized Modification: This explicitly includes soldering, cutting pins, modifying the PCB, or flashing unauthorized/beta firmware that "bricks" the device.
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Physical Damage: Drops, moisture/water damage, or electrical surges (lightning).
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Normal Wear & Tear: Consumable parts (e.g., batteries), unless defective upon arrival.
Note: For non-warranty repairs (e.g., customer-induced damage), we may offer repair services for a fee. Shipping and diagnostic costs will be borne by the customer.
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A. Return Window
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Standard: You may request a return within 30 days of receiving your order.
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EU Customers: You have the statutory right to withdraw from the contract within 14 days of receipt without giving a reason.
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To protect against policy abuse, the refund amount is strictly determined by the condition of the returned item.
1. Full Refund (100%)
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The item is Brand New, Unopened, and Unused.
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The original packaging is intact and sealed.
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All accessories are present.
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If the item is returned in a condition that prevents it from being sold as new, OpenELAB reserves the right to deduct a Restocking Fee (or "Compensation for Loss of Value" for EU customers) from the refund.
Deductions apply if:
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Signs of Use: Visible scratches, mounting marks on screw holes, or fingerprints.
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Damaged Packaging: Original box is torn, written on, or missing.
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Technical Modification: The device has been powered on, programmed/flashed, or soldered.
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Broken Seals: Anti-static bags or security seals have been opened.
Depending on the severity of the usage/damage, the deduction may range from 15% to 50% of the product price. Items damaged beyond repair due to misuse will not be refunded.
C. Shipping Costs
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Defective / Wrong Item: OpenELAB covers the return shipping cost.
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Customer Remorse (Changed Mind / Ordered Wrong Item): The customer is responsible for all return shipping costs to our designated return center (located in the US, Germany, or China, depending on your region). Original shipping fees are non-refundable unless required by local law.
3. Return Process (RMA)
To ensure a smooth return process, please follow these steps:
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Authorization: Contact us at info@openelab.io before returning any item. Returns without prior authorization will not be accepted.
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RMA Number: We will provide you with a Return Merchandise Authorization (RMA) number and the correct return address.
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Packing: Ship the item back in its original packaging with the RMA number clearly marked on the shipping label (not on the product box).
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Tracking: We strongly recommend using a trackable shipping method. OpenELAB is not responsible for returns lost in transit.
