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DeepSeek AI Voice Chat ESP32 Development Board 3.5 inch TouchScreen Display 320x480
$32.49
ESP32 3.5" Rounded-Corner Touch LCD Dev Board (320×480) | Onboard Audio Codec, Built-in Mic & Speaker, Wi-Fi/BLE Support, Deepseek Compatible
EPS32 DeepSeek AI Recommend
ESP32 3.5 inch Rounded Corner
Touch LCD Development Board
ESP32 Touch Screen, Supporting AI Voice Interaction, Bluetooth Music Playback and DIY Expansion & Development
Version Selection
Version Selection
Designed by Waveshare, this product is a highly integrated development board based on ESP32. It comes with a 3.5-inch high-definition capacitive IPS touch screen, a power management chip, an RTC, and an audio codec chip, suitable for learning and secondary development. It supports multiple functions including AI voice interaction and Bluetooth music playback.
Key Features Include：
- Equipped with ESP32 high-performance Xtensa 32-bit LX6 single-core / dual-core processor, with a maximum clock speed of 240MHz
- Supports the full standards of 2.4GHz Wi-Fi (IEEE 802.11b/g/n) and Bluetooth V4.2, including Classic Bluetooth (BR/EDR) and Bluetooth Low Energy (BLE), with an onboard antenna
- Built-in 520KB SRAM and 448KB ROM, stacked 2MB PSRAM, and external 16MB Flash
- Equipped with an onboard USB Type-C interface for power supply and download debugging, offering convenient development and usage
- Onboard 3.5-inch capacitive touch high-definition IPS screen with 320 × 480 resolution, 262K colors, capable of displaying color images clearly
- Built-in ST7796 driver chip and FT6336 capacitive touch chip, communicating via SPI and I2C interfaces respectively, without occupying excessive interface pin resources
- Onboard PCF85063 RTC chip, connected to the battery via AXP2101 for uninterruptible power supply. A backup battery pad is reserved to ensure the RTC function continues working when replacing the main battery
- Onboard two customizable side buttons (PWR and BOOT), facilitating custom function development via the buttons
- Onboard 3.7V MX1.25 lithium battery charging and discharging interface
- Exposes I2C, UART, USB, and multiple GPIOs for external device connection and debugging, enabling flexible peripheral function configuration
- An onboard Micro SD card slot allows connection of external Micro SD cards for storing images or files
- The AXP2101 provides an efficient power management solution, supporting multiple configurable output voltages and integrating charging and battery management functions to help extend battery life
LCD Screen Parameters
| DISPLAY PANEL | IPS | DISPLAY SIZE | 3.5 inch |
|---|---|---|---|
| RESOLUTION | 320 × 480 pixels | DISPLAY COLORS | 262K |
| BRIGHTNESS | 220cd/㎡ | CONTRAST RATIO | 1100:1 |
| COMMUNICATION INTERFACE | SPI | DRIVER IC | ST7796 |
| TOUCH | Supported | TOUCH IC | FT6336 |
Small Size, Touch More Possibilities
Suitable For Various Smart Device Development, And Can Realize Human-Machine Interaction Function. Supports Connecting To A Batt. For Independent Operation
IPS Display Panel
Excellent display performance with 262K colors and a wide viewing angle
Onboard Audio Codec Chip
Onboard ES8311 chip, supporting high-fidelity audio input and audio playback
Suitable for AI voice interaction and can also connect to mobile phones via Bluetooth for music playback
Supports AI Speech Interaction
Allows Access To Online Large Model Platforms Such As DeepSeek, Doubao, Etc.
Supports ESP-IDF, Arduino IDE
Comprehensive SDK, Dev Resources, Tutorials To Help You Easily Get Started
Supports Wi-Fi and Bluetooth
The ESP32 integrates 2.4GHz Wi-Fi (IEEE 802.11b/g/n).
Complete Bluetooth v4.2 standard, including Classic Bluetooth (BR/EDR) and Bluetooth Low Energy (LE)
What's On Board
- ESP32-D0WDR2-V3 (Back)
Wi-Fi and Bluetooth SoC with a 240MHz main frequency and 2MB PSRAM
- 16MB NOR Flash (Back)
- IPEX Gen 1 Connector
The external antenna can be switched to by desoldering the resistor
- Onboard Chip Antenna
- Micro SD
- MX1.25 Speaker Connector
- BOOT
- RESET
- PWR
Default: Long press for 6 seconds to power off, short press to power on
- AXP2101
Highly Integrated Power Management Chip
- Charging Indicator Light
- Power Indicator Light
- Type-C
- Microphone
- PCF85063
RTC Clock Chip
- ES8311
Low-Power Audio Codec Chip
- 2.54mm Pin Header Connector
Available IO function pins are brought out for easy expansion
- MX1.25 Lithium Battery Connector
MX1.25 2PIN Connector, usable for connecting 3.7V lithium batteries and supporting charging and discharging
Interface Definition
Outline Dimensionsa
