ESP32 S3 Development Board 28 inch 480x480 Round LCD Display QMI8658 Sensor / SD /MP3 Audio /Battery Port LVGL/HMI For A Overview [] ESP32-S3 [] 2.8-inch round touch screen development board [] Integrated RGB display interface and I2C touch interface, multiple peripheral interfaces Product Features This product is a microcontroller development board that supports 2.4GHz Wi-Fi and Bluetooth BLE 5. It integrates large-capacity Flash and PSRAM, and has an onboard 2.8-inch touch screen, which can smoothly run GUI interface programs such as LVGL; combined with a variety of peripheral interfaces, it can quickly develop applications such as HMI of ESP32-S3. []Equipped with high-performance Xtensa 32-bit LX7 dual-core processor, the main frequency is up to 240MHz [] Support 2.4 GHz Wi-Fi (802.11 b/g/n) and Bluetooth 5 (LE), onboard antenna [] Onboard 512KB SRAM, 384KB ROM, 8MB PSRAM and 16MB Flash [] Onboard 2.8-inch touch screen, 480 480 resolution [] Support I2C interface to control touch, support interruption [] Lead out UART, I2C and some IO interfaces, integrated full-speed USB serial port [] Onboard QMI8658 six-axis sensor, RTC clock sensor, Micro SD card holder and battery charging management module, etc. [] Support flexible clock, accurate control of multiple power modes, and realize multi-scenario low-power mode Display parameters Display Panel IPS Display size 2.8 inch Display resolution 480 480 Contrast 1200:1 Communication interface RGB Display IC ST7701 Touch interface I2C Touch IC GT911 Application Scenario Display Panel [] Excellent display performance, 160 viewing angle Support ESP-IDF, Arduino [] Equipped with a complete SDK and open source tutorials, it is easy to get started and can be quickly embedded into the application Support expansion of multiple peripherals [] More expansion devices can be connected through GPIO, UART, I2C and other interfaces Resource Overview ESP32-S3R8 Dual-core processor, up to 240MHz operating frequency QST attitude sensor QMI8658C (6-axis IMU includes a 3-axis gyroscope and a 3-axis accelerometer) TCA9554PWR GPIO expander chip FSUSB42UMX UART selection chip, the 4-pin UART header is disabled when connected to the UART Type-C port CH343P USB to UART with onboard automatic download circuit, enabling program burning without additional operations 16MB Flash RTC chip PCF85063 RTC chip Battery recharge manager ME6217C33M5G Low dropout regulator, 800mA output (Max.) USB Type-C port MX1.25 battery header MX1.25 2PIN connector, for 3.7V Lithium battery, supports charging and discharging 12PIN multi-functional pin header IPEX1 connector Switching to use external antenna via resoldering the resistor TF card slot RTC battery header for connecting rechargeab leRTC battery I2C header connecting with internal chip, only supports the I2C peripherals and cannot be mapped to other functions UART header only available when the USB to UART Type-C port is not connected USB TO UART Type-C port Buzzer Charge indicator Li thium battery charge indicator, lights up when charging, off when fully charged (the light status is uncertain when the battery is not connected) Power indicator Battery power supply control button RESET button BOOT button Product size