Waveshare ESP32-S3R8 1.46inch Round Touch Display Development Board, 412×412, Supports WiFi & Bluetooth Without Cover Glass

1. This product is a microcontroller development board supporting 2.4GHz Wi-Fi and Bluetooth BLE 5. Integrated with high-capacity Flash and PSRAM, it features an onboard 1.46-inch touch LCD screen for smooth operation of GUI interfaces like LVGL. Combined with multiple peripheral interfaces, it accelerates ESP32-S3 HMI application development.
2. Equipped with ESP32-S3R8 high-performance Xtensa 32-bit LX7 dual-core processor, operating at up to 240MHz
3. Supports 2.4 GHz Wi-Fi (802.11 b/g/n) and Bluetooth 5 (LE) with onboard antenna
4. Built-in 512 KB SRAM and 384 KB ROM, stacked with 8 MB PSRAM and 16 MB onboard Flash
5. Type-C interface enhances user convenience and device compatibility
6. Onboard 1.46-inch LCD screen with 412 × 412 resolution and 16.7M colors
7. Supports I2C interface for touch control with interrupt capability
8. Exposed UART, I2C, and partial IO interfaces
9. Onboard QMI8658 6-axis IMU (3-axis accelerometer + 3-axis gyroscope) for angle/acceleration detection
10. Onboard PCF85063 RTC chip enables uninterrupted power via external battery, maintaining RTC functionality during main battery replacement
11. Two customizable side buttons (PWR and BOOT) for user-defined functions
12. Onboard 3.7V MX1.25 lithium battery charge/discharge interface
13. Micro SD card slot for storage expansion and high-speed data transfer, facilitating data logging/media playback while streamlining circuit design
14. Flexible clock control and multi-power modes enable precise low-power operation across scenarios
15. Multiple exposed GPIO pins remappable to various functions for custom development