ESP32-S3 WiFi Bluetooth Development Board 4.0-inch Type C For EepSeek Xiaozhi AI Chat Robot 320*480 Intelligent Display Screen

Product Features:

1. Equipped with ESP32-S3 dual core controller, WiFi Bluetooth dual connection, powerful performance, easy development

2.4-inch IPS fully bonded capacitive touch screen, 320 * 480 high resolution, full color display

3. Comes with microphone and speaker, supports external speaker, comes with microphone, can play and receive audio

4. Rich interfaces, convenient for connecting various peripherals, and easy for expanding storage

5. Support AI voice chat with complete sample programs and technical materials

Product Introduction

Equipped with ESP32-S3, powerful performance, easy development, and abundant development resources

4.0-inch color screen, 320x480 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 and OCA full lamination process

Standard TYPE-C interface, convenient for program download and power supply

● Comes with a 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

Basic product parameters

Model:

Capacitive touch with speaker: ES3C40P

Capacitive touch speaker free version: ES3C40P-NS

Power interface: USB (Type-C)

ESP32 main control parameters:

Module: ESP32-S3

CPU: Xtensa LX7 32-bit dual core processor

Main frequency: 240MHz (maximum)

Storage: 384 KB ROM+512KB SRAM+16 KB RTC SRAM+16MB external QSPI Flash

WIFI: 2.4GHz frequency band supports 20 MHz and 40MHz bandwidth

Bluetooth: Bluetooth V4.2 BR/EDR and Bluetooth LE standards

Working voltage: 3.0~3.6 (V)

Capacitive touch parameters

Effective area size: 4.0 inches

Touch screen type: capacitive touch screen

Touch screen resolution: 320x480 (pixels)

Driver IC: Capacitive Touch FT6336U

Visual window size: 55.98 (W) x83.82 (H) (mm)

Communication interface: IIC

Structural material: ITO film+ITO glass

Working temperature: -30~80 (℃)

Storage temperature: -30~80 (℃)

Module dimensions (with PCBA): 61 ± 0.1 (W) x112 ± 0.1 (H) x10.8 ± 0.1 (D)

Battery charging and discharging parameters:

Charging voltage: Range: 4.2~6.5 (V)

Typical value: 5V

Charging current: maximum value: 500mA

Module actual value: 290mA

Charging saturation voltage: 4.24V

Charging temperature: Module actual maximum value: 62 ℃

Rechargeable battery specification: 3.7V lithium polymer battery

Electrical parameters

Working voltage: 5.0V

Backlight current: 143mA

Backlight brightness (actual value) with touch screen: 350cd/m2

Total current ESP32 reset: 0mA

Only the display screen works: 240mA

Display screen, speaker, and battery charging all work: 600mA

Power consumption: 1.2w (only the display screen works); 30000 (display screen, speaker, battery charging all working)

Product List:

1X development board

1X terminal wire

1X data cable

1X speaker (optional)