ESP32-S3 7inch AI Voice
Touch Display Development Board

Integrated Capacitive Touch, High-Definition LCD, And Audio Codec Chip

Supports Audio Output And Recording, Enabling A Smarter Human-Machine Interaction

Features

The ESP32-S3-Touch-LCD-7C-BOX integrates a 7inch capacitive touch display and an audio module, supporting AI speech interaction and the LVGL graphical interface. Combining display, touch, and voice in one device, it enables easy development of intelligent human-machine interaction terminals.

• Equipped with high-performance Xtensa 32-bit LX7 dual-core processor, up to 240MHz main frequency
• Supports 2.4GHz Wi-Fi (802.11 b/g/n) and Bluetooth 5 (LE), with onboard antenna
• Built-in 512KB Static RAM and 384KB ROM, with onboard 32MB Flash and 16MB PSRAM
• Onboard 7inch capacitive touch display, 800 × 480 resolution, 65K color
• Supports capacitive touch control via I2C interface, 5-point touch with interrupt support
• Onboard ES8389 audio codec chip and ES7210 echo cancellation circuit
• Onboard voltage regulator, supports 7 ~ 36V wide voltage power supply
• Onboard RTC chip and Batt holder to ensure time data is not lost during power loss when Batt is installed
• Onboard BQ27220 fuel gauge for real-time Batt capacity monitoring
• Onboard I2C interface, TF card slot, PH2.0 Batt header, etc.
• Onboard LED indicators for indicating the power and Batt recharging status, with a programmable STA indicator
• Supports flexible clock, module power supply independent setting and other controls to realize low power consumption in different scenarios

IPS Display Panel

Excellent Display Performance, 170° Wide Viewing Angle

Supports AI Speech Interaction

Allows Access To Online Large Model Platforms Such As DeepSeek, Doubao, Etc.

Application Scenarios

What's On Board

1. ESP32-S3-WROOM-2-N32R16
   Integrated 2.4GHz Wi-Fi and Bluetooth 5, dual-core processor with up to 240MHz operating frequency, built-in 32MB Flash and 16MB PSRAM
2. 7inch display panel connector
   for connecting LCD display
3. Touch panel connector
4. ES8389 audio codec
   for audio signal acquisition, processing, and output
5. ES7210 audio capture chip
   for microphone audio capture, enabling analog-to-digital conversion of audio signals
6. USB Type-C port
   for program downloading, serial communication, and 5V power input
7. Status indicators
   PWR: Power supply indicator
   CHG: Lithium Batt charging indicator
   STA: programmable status indicator
8. 3.5mm headphone jack
   for headphones or active speakers, CTIA standard by default, with microphone support

 

9. Dual microphones array
   for voice capture and speech recognition applications
10. Onboard IO expansion controller
11. Dual MX1.25 speaker headers
12. Expansion IO screw terminal
    for connecting external sensors and functional modules
13. I2C screw terminal
14. 5V voltage output screw terminal
    for external device power supply
15. 7 ~ 36V DC power supply screw terminal
    Supports wide voltage DC power supply
16. TF card slot
17. BOOT/RESET button
    for programming mode and reset
18. Batt power supply ON/OFF
    for switching Lithium Batt power on/off
19. Lithium Batt PH2.0 header
20. RTC Batt holder
    supports CR927 button cell Batt for RTC power-off retention

Product Show

Outline Dimensions

[] ESP32-S3-Touch-LCD-7C-BOX

[] ESP32-S3-Touch-LCD-7C-BOX-CN

To：

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Email(support)

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