Description
ESP32-S3 Touch LCD 3.5" Development Board with Camera Interface
The ESP32-S3 Touch LCD 3.5" is a highly integrated development board featuring a 3.5" capacitive IPS touchscreen, camera interface, audio codec, IMU, RTC, battery management and wireless communication. Perfect for HMI, AI, media and smart IoT applications.
Main Features
- Processor: ESP32-S3R8 dual-core LX7, 32-bit, up to 240 MHz
- Wireless: 2.4 GHz Wi-Fi (802.11 b/g/n), Bluetooth 5 LE + Mesh
- Display: 3.5" capacitive IPS touchscreen, 320×480 pixels, 262K color
- Display Driver: ST7796 via SPI, Touch Controller: FT6336 via I2C
- Camera Interface: Compatible with OV2640 / OV5640 (C version includes 5MP camera)
- Memory: 8 MB PSRAM, 16 MB Flash, 512 KB SRAM, 384 KB ROM
- Sensor: QMI8658 6-axis IMU (accelerometer + gyroscope)
- RTC: PCF85063 with rechargeable battery support
- Audio: ES8311 codec, onboard microphone and speaker header
- Power: USB Type-C, 3.7 V lithium battery support (MX1.25), charging/discharging
- Interfaces: GPIO header, UART, I2C, TF card slot
Available Versions
- ESP32-S3-Touch-LCD-3.5: Standard version without case
- ESP32-S3-Touch-LCD-3.5-C: With case and OV5640 camera module (5 MP)
Advantages
- Supports AI interaction and offline voice recognition (e.g., DeepSeek, Doubao)
- Great for GUI development with ESP-IDF or Arduino
- Ideal for media playback, control systems and visual AI projects
- Expandable via GPIO/I2C, supports external antenna and TF storage
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