This product is a high-performance development board based on ESP32-S3 controller with 2.4GHz Wi-Fi and Bluetooth BLE 5 support, integrates 16MB Flash and 8MB PSRAM. Onboard 4inch 480 × 480 LCD display which can smoothly run GUI programs such as LVGL. Combined with various peripheral interfaces, it enables quick development of the HMI and other ESP32-S3 applications, suitable for smart control panels, home gateways, interactive smart panels, industrial control systems, and smart lighting control scenarios.

Features

• Equipped with high-performance 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 SRAM and 384KB ROM, with onboard 16MB Flash and 8MB PSRAM
• Onboard 4inch LCD display, 480 × 480 resolution, 65K color
• Supports capacitive touch controlled via I2C interface, 5-point touch
• Supports accurate control such as flexible clock and independent module power control to realize low power consumption in different scenarios

What's On Board

1. ESP32-S3-WROOM-1-N16R8
   The SoC with WiFi and Bluetooth, up to 240MHz operating frequency, with onboard 8MB PSRAM and 16MB Flash
2. AXP2101
   Highly integrated power management IC
3. ES7210 echo cancellation chip
   echo cancellation algorithm chip, used to eliminate echo and improve audio capture accuracy
4. ES8311 low-power audio codec chip
   for audio encoding and decoding
5. PCF85063
   RTC chip
6. QMI8658
   6-axis IMU includes a 3-axis gyroscope and a 3-axis accelerometer
7. TCA9554PWR
   GPIO expansion chip
8. LCD connector
   for connecting 4inch RGB screen

 

9. USB TO UART Type-C connector
   for power supply, program burning and debugging
10. USB Type-C connector
    ESP32-S3 USB interface, for power supply, program burning and log printing
11. Onboard microphones
    Microphone inputs with echo cancellation
12. Speaker header
    MX1.25 2P connector, supports 8Ω 2W speaker
13. PWRKEY button
    for power supply on/off, programmable for other functions
14. BOOT button
    for device startup and function debugging
15. CHG LED indicator
    for indicating the charging status of the Lithium battery
16. PH2.0 Lithium battery header
    for 3.7V Lithium battery, supports charging and discharging
17. Expansion header (pitch 2.0mm)
    for connecting peripherals

Wiki: www.waveshare.com/wiki/ESP32-S3-Touch-LCD-4B

Weight: 0.095 kg