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:

• 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
• 7inch display panel connector : for connecting LCD display
• Touch panel connector
• ES8389 audio codec : for audio signal acquisition, processing, and output
• ES7210 audio capture chip : for microphone audio capture, enabling analog-to-digital conversion of audio signals
• USB Type-C port : for program downloading, serial communication, and 5V power input
• Status indicators : PWR: Power supply indicator
• CHG: Lithium Batt charging indicator
• STA: programmable status indicator
• 3.5mm headphone jack : for headphones or active speakers, CTIA standard by default, with microphone support
• Dual microphones array : for voice capture and speech recognition applications
• Onboard IO expansion controller
• Dual MX1.25 speaker headers
• Expansion IO screw terminal : for connecting external sensors and functional modules
• I2C screw terminal
• 5V voltage output screw terminal : for external device power supply
• 7 ~ 36V DC power supply screw terminal : Supports wide voltage DC power supply
• TF card slot
• BOOT/RESET button : for programming mode and reset
• Batt power supply ON/OFF : for switching Lithium Batt power on/off
• Lithium Batt PH2.0 header
• RTC Batt holder : supports CR927 button cell Batt for RTC power-off retention

Product Show:

outline dimensions:

Resources & Services:

Documentations:

• Wiki

Package Includes:

• 1 x ESP32-S3-Touch-LCD-7C-BOX