Product Features:
1. Powered by ESP32-S3 dual-core processor with up to 240MHz clock speed for robust performance.
2. Features a 2.8-inch color display with 240x320 resolution for vivid colors and wide viewing angles.
3. Supports capacitive touch and Type-C interface for convenient interaction and stable power supply.
4. Built-in microphone + external speaker support enables audio playback and voice capture.
5. Multiple peripheral interfaces and TF card slot provide strong expandability and flexible development connectivity.
Product Introduction:
● Features ESP32-S3 for powerful performance, easy development, and abundant resources
● 2.8-inch color display with 240x320 resolution, supporting up to 262K colors (RGB666) for vivid visuals
● Rich interfaces for connecting various peripherals (I²C, UART, etc.)
● Supports external speakers and built-in microphone for audio playback and capture
● Features RGB tri-color indicator lights for comprehensive status indication
● Integrated capacitive touchscreen for intuitive human-machine interaction
● Standard Type-C port for convenient program downloading and power supply
● Built-in Micro TF card slot for expandable storage
● Supports external lithium battery for lightweight portability
● Integrated battery charging management circuit ensures safe charging/discharging
● Rich sample programs provided for easy learning
● Low-level driver technical support with online WIKI documentation updates
● Module aging tests meet military-grade standards through multiple inspections, ensuring long-term stable operation
● Supports XiaoZhi AI voice chat
Basic Product Specifications:
With touchscreen: ES3C28P
Without touchscreen: ES3N28P
Power interface: USB (Type-C)
Module: ESP32-S3
CPU: Xtensa LX7 32-bit dual-core processor
Clock Speed: 240MHz (Max)
Memory: 384KB ROM + 512KB SRAM + 16KB RTC SRAM + 16MB External QSPI Flash
WiFi: 2.4GHz Band with 20MHz/40MHz Channel Width Support
Bluetooth: Bluetooth V4.2 BR/EDR and Bluetooth LE Standards
Operating Voltage: 3.0~3.6V
LCD Parameters:
Screen Size: 2.8 inches
Screen Type: TFT
Resolution: 240xRGBx320 (pixels)
Effective Display Area: 43.20 (W) x 57.60 (H) (mm)
Color Depth: Maximum: 262K (RGB666); Common: 65K (RGB565)
Driver IC: ILI9341V
Display Interface: 4-Line SPI (connected to ESP32)
Pixel Pitch: 0.153(H)x0.153(mm)
Viewing Angle: ALL 0’CLOCK
Backlight Brightness (Typical): 280 cd/m²
Backlight Type: White LED*4
Operating Temperature: -30~80(℃)
Storage Temperature: -30~80(℃)
Capacitive Touch Parameters:
Active Area Size: 2.8 inch
Touchscreen Type: Capacitive Touchscreen
Touchscreen Resolution: 240x320(pixels)
Driver IC: D-FT6336G
Viewable Window Size: 45.20(W)x59.45(H)(mm)
Communication Interface: IIC
Structure Material: ITO Film + ITO Glass
Operating Temperature: -30~80(℃)
Storage Temperature: -30~80(℃)
Product Dimension Parameters:
LCD Panel Dimensions: 50.00±0.2(W)x69.20±0.2(H)x2.3±0.1(D)(excluding flex cable and adhesive backing)
Touchscreen Dimensions: 50.00±0.2 (W) x 69.20±0.2 (H) x 1.20 ±0.1 (D) (excluding flex cable and adhesive backing)
Module Dimensions: With Touchscreen: 50.00 (W) x 86.00 (H) x 10.60 (D)
Without touchscreen: 50.00(W) x 86.00(H) x 9.10(D)
Battery Charge/Discharge Parameters:
Charge Voltage: Range: 4.2~6.5(V)
Typical Value: 5V
Maximum Charge Current: 500mA
Module Actual Value: 290mA
Charge Saturation Voltage: 4.24V
Charging Temperature: Module Actual Maximum: 62℃
Charging Battery Specification: 3.7V Lithium Polymer Battery
Electrical Parameters:
Operating Voltage: 5.0V
Backlight Current: 79mA
Backlight Brightness (Actual Value):
With Touchscreen: 230cd/m²
Without Touchscreen: 270cd/m²
Total Current:
ESP32 Reset: 0mA
Display Only: 140mA
Display, Speaker, Battery Charging: 560mA
Power Consumption:
0.7W (Display Only)
2.8W (Display, Speaker, Battery Charging Active)
Product List:
1X Development Board
1X Terminal Cable
1X Power Cable
1X Speaker