ESP32-S3 Development Board with 1.85 Round Display (360 x 360)

This is an ESP32-S3 development board with 2.4GHz Wi-Fi and Bluetooth BLE 5 support. Its 1.85′ LCD has a 360 x 360 resolution and 262K colours, giving a sharp and vibrant display.

It includes 16MB Flash and 8MB PSRAM and supports UART, I2C, and several IO interfaces, making it ideal for many different projects.

There is also an audio decoder, microphone, QMI8658 6-axis sensor, RTC sensor, SD card slot, and battery recharge management module. The board is designed for fast HMI development, with optional capacitive touch control and support for GUI frameworks like LVGL.

Please select whether you want the touch or no-touch option before adding to the cart! 

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
• 1.85′ LCD display, 360 x 360 resolution, 262K colour
• Optional for capacitive touch function controled via I2C interface, with interrupt support
• UART, I2C and some IO interfaces
• Audio decoder, Microphone, QMI8658 6-axis sensor, RTC sensor, TF card slot and battery recharge management module, etc
• Supports accurate control such as flexible clock and multiple power modes to realize low power consumption in different scenarios

What’s on Board

1. ESP32-S3R8
   Dual-core processor, up to 240MHz operating frequency
2. 16MB Flash
3. QST altitude sensor
   QMI8658C (6-axis IMU includes a 3-axis gyroscope and a 3-axis accelerometer)
4. TCA9554PWR
   GPIO expander chip
5. PCM5101 audio decoder
6. Amplifier chip
7. Battery recharge manager
8. ME6217C33M5G
   Low dropout regulator, 800mA output (Max.)
9. RTC chip
   PCF85063 RTC chip
10. Onboard ceramic antenna
11. IPEX1 connector
    Switching to use an external antenna via resoldering a resistor
12. TF card slot
13. Speaker header
    Comes with 8Ω 2W 2030 speaker
14. Volume adjustment knob
15. Microphone
16. UART header
    Only available when the UART Type-C port is not connected
17. Power indicator
18. USB Type-C port
19. RTC battery header
    For connecting rechargeable RTC battery
20. Charge indicator
    The lithium battery charge indicator lights up when charging, and off when fully charged (the light status is uncertain when the battery is not connected)
21. I2C header
    Connecting with an internal chip only supports the I2C peripherals and cannot be mapped to other functions
22. RESET button
23. BOOT button
24. MX1.25 battery header
    MX1.25 2-pin connector, for 3.7V Lithium battery, supports charging and discharging
25. Battery power supply control button

Specifications

Resources

• Product Wiki

Pinout

Package Contents

Without Touch

• 1x ESP32-S3-LCD-1.85
• 1x 2030 8Ω 2W speaker
• 2x SH1.0 4-pin cable -100mm

With Touch

• 1x ESP32-S3-Touch-LCD-1.85
• 1x 2030 8Ω 2W speaker
• 2x SH1.0 4-pin cable -100mm