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Product Introduction:Equipped with ESP32-S3, powerful performance, easy development, and abundant development resources2.8-inch color screen, 240x320 resolution, maximum support for 262K colors (RGB666), rich display colors
Rich interfaces, convenient for connecting various peripherals (such as IIC, UART, etc.) Support external speakers, built-in microphone, can play and receive audio Comes with RGB three color indicator lights, providing rich indication status Equipped with a capacitive touch screen, convenient for human-computer interaction (for touch screen only) Standard TYPE-C interface, convenient for program download and power supply Comes with a Micro TF card slot for easy expansion of storage Supports external lithium batteries, lightweight and portable Comes with a battery charging management circuit to ensure safe charging and discharging of the battery Provide rich example programs for easy learning Provide technical support for underlying drivers and update WIKI materials online Module aging testing with multiple detections up to military grade standards, supporting long-term stable operation Support Xiaozhi AI voice chat
Battery charging and discharging parameters:Charging voltage: Range: 4.2~6.5 (V)Typical value: 5VMaximum charging current: 500mAModule actual value: 290mACharging saturation voltage: 4.24VCharging temperature: Module actual maximum value: 62 Rechargeable battery specification: 3.7V lithium polymer batteryElectrical parameters:Working voltage: 5.0VBacklight current: 79mABacklight brightness (actual value): with touch screen: 230cd/m2; No touch screen: 270cd/m2Total current: ESP32 reset: 0Only the display screen works: 140mADisplay screen, speaker, and battery charging all work: 560mApower waste:0.7w (only the display screen works)2.8W (display screen, speaker, battery charging all working)
Basic product parameters:Touchscreen available: ES3C28PNo touch screen: ES3N28PPower interface: USB (Type-C)Module: ESP32-S3CPU: Xtensa LX7 32-bit dual core processorMain frequency: 240MHz (maximum)Storage: 384 KB ROM+512KB SRAM+16 KB RTC SRAM+16MB external QSPI FlashWiFi: 2.4GHz frequency band supports 20 MHz and 40MHz bandwidthBluetooth: Bluetooth V4.2 BR/EDR and Bluetooth LE standardsWorking voltage: 3.0~3.6 (V)
No touch LCD screen parameters:Screen size: 2.8 inchesScreen type: TFTResolution: 240xRGBx320 (pixels)Effective display area: 43.20 (W) x 57.60 (H) (mm)Color count: Maximum: 262K (RGB666); Commonly used: 65K (RGB565)Driver IC: ILI9341VDisplay interface: 4-Line SPI (connected to ESP32)Pixel size: 0.153 (H) x 0.153 (mm)Viewing angle: ALL 0'CLOCKBacklight brightness (typical value): 280 cd/m2Backlight type: White LED * 4Working temperature: -30~80 ()Storage temperature: -30~80 ()Capacitive touch parameters:Effective area size: 2.8 inchesTouch screen type: capacitive touch screenTouch screen resolution: 240x320 (pixels)Driver IC: D-FT6336GVisual window size: 45.20 (W) x 59.45 (H) (mm)Communication interface: IICStructural material: ITO film+ITO glassWorking temperature: -30~80 ()Storage temperature: -30~80 ()
Package Includes:
1 x ESP32-S3 Development Board
