ESP32-P4-WIFI6 3.5inch Smart Vision
Development Board

Equipped With OV5647 5MP Camera And 3.5inch 320 × 480 SPI Display

Built-In Microphone And Speaker, Supports Wi-Fi 6 And BLE 5, Suitable For AI Voice & Vision And Smart Security Applications

Version Options

Features

The ESP32-P4-WIFI6-Touch-LCD-3.5 is a high-performance development board based on ESP32-P4 controller with RISC-V 32-bit dual-core and single-core processors. Equipped with 3.5inch IPS touch display, highly integrated power management chip, and low-power audio codec chip, features rich human-machine interfaces including MIPI-CSI (with integrated Image Signal Processor), it also supports USB OTG 2.0 HS for high-speed connectivity.
The ESP32-P4 chip integrates the Digital Signature Peripheral and a dedicated Key Management Unit, ensuring secure data and operations. Specifically designed for high-performance and high-security applications, to meet the higher requirements of embedded applications such as Human-Machine interaction, efficient edge computing, and IO expansion.

• High-performance MCU with RISC-V 32-bit dual-core and single-core processors
• Onboard ESP32-C6H8 module serving as a Wi-Fi 6 co-processor, extending Wi-Fi 6 and BLE 5 capabilities for ESP32-P4
• 128KB HP ROM, 16KB LP ROM, 768KB HP L2MEM, 32KB LP Static RAM, 8KB TCM
• Powerful image and voice processing capability. Provides image and voice processing interfaces including JPEG Codec, Pixel Processing Accelerator, Image Signal Processor, H264 encoder
• 32MB PSRAM in the chip's package, with onboard 16MB Nor Flash
• Onboard Type-C ports, more convenient, better device compatibility
• Onboard 3.5inch capacitive touch IPS display for clear color picture display, 320 × 480 resolution, 262K color
• Built-in ST7796 display driver and FT6336 capacitive touch chip, using SPI and I2C communication respectively, effectively saving the IO resources
• Onboard programmable PWM and BOOT buttons for easy custom function development
• Onboard 3.7V MX1.25 Lithium Batt recharge/discharge header
• Adapting I2C, UART, USB and multiple GPIOs for external device connection and debugging, enabling flexible peripheral configuration
• Onboard TF card slot for extended storage, high-speed data transfer, and enhanced flexibility, suitable for data logging and media playback, simplifying circuit design
• Onboard camera interface, supporting OV5647 and other MIPI-CSI cameras
• Adopts AXP2101 IC for efficient power management, supports multiple voltage outputs, Batt charging, Batt management, and Batt life optimization, etc.
• Security features: Secure Boot, Flash Encryption, cryptographic accelerators, and TRNG. Additionally, hardware access protection mechanisms help to enable Access Permission Management and Privilege Separation

LCD Specifications

DISPLAY PANEL	IPS	DISPLAY SIZE	3.5inch
DISPLAY RESOLUTION	320 × 480 resolution	DISPLAY COLOR	262K
BRIGHTNESS	220cd/㎡	CONTRAST RATIO	1100:1
COMMUNICATION INTERFACE	SPI	DISPLAY DRIVER	ST7796
TOUCH TYPE	Capacitive touch	TOUCH IC	FT6336

IPS Display Panel

Excellent Display Performance, 262K Color, Wide Viewing Angle

Capacitive Touch

Suitable For Developing Various Smart Devices, Enabling Human-Machine Interaction Functions

5MP OV5647 Camera

Onboard MIPI CSI Camera Interface, Comes With An OV5647 Camera, Suitable For Image Capture, Video Surveillance, And Other Applications, Meeting Diverse Requirements

Camera Specifications

Sensor	OV5647	CMOS Size	1/4inch
Pixel	5MP	Aperture	F2.4
Focal Length	3.07mm	FOV	72.9°
Distortion	< 1.5%	DOF	20cm ~ ∞
Image	static image resolution: 2592 × 1944 pixel
Video Recording	1920 × 1080p at 30 fps, 1280 × 720p at 60 fps 640 × 480p at 60 fps, 640 × 480p at 90 fps

Wi-Fi 6 And BLE 5 Support

Onboard ESP32-C6H8 Module Extends 2.4GHz Wi-Fi 6 And Bluetooth 5 (LE) For ESP32-P4, Using SDIO Interface Protocol For Stable Connection And Efficient Transmission

Onboard Audio Codec

Supports High-Quality Audio Processing, Providing Clear And High-Quality Audio Input And Output

Supports AI Speech Interaction

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

What's On Board

1. ESP32-P4NRW32
   ESP32-P4 with integrated 32MB PSRAM
2. 16MB Nor Flash
3. Camera interface
   15PIN 0.5mm pitch interface for connecting MIPI-CSI (2-lane) camera
4. AXP2101
   Highly integrated power management IC
5. USB TO UART Type-C port
   for power supply, programming and debugging
6. USB OTG Type-C port
   USB OTG 2.0 High Speed port
7. Onboard microphone
8. Power / Charge indicator
   After connecting to external power, it lights red when the batt is fully charged or when no batt is connected; lights green while the batt is charging
9. Amplifier IC
10. Speaker header
    MX1.25 2PIN connector, supports 8Ω 2W speaker
11. TF card slot
    SDIO 3.0 interface protocol

 

12. IPEX 1 connector and onboard ceramic antenna
    Uses the onboard antenna by default, switching to use external antenna via resoldering an onboard resistor
13. PWR button
    Long press 6s to power off, short press to power on
14. RESET button
    
15. BOOT button
    Press it when powering on or resetting to enter download mode
16. MIPI DSI LCD connector reserved pad
    supports 0.5mm pitch 15pin connector
17. ES8311 low-power audio codec chip
    for audio encoding and decoding
18. 2.54mm GPIO header
    adapting available IO function pins for easy expansion
19. MX1.25 Lithium Batt header
    MX1.25 2PIN connector, for 3.7V Lithium Batt, supports charging and discharging
20. ESP32-C6 module
    SDIO interface protocol, extending Wi-Fi 6 / Bluetooth 5 (LE)
21. SPI display interface
22. I2C touch panel interface

Feature Overview

Outline Dimensions

[] ESP32-P4-WIFI6-Touch-LCD-3.5

[] ESP32-P4-WIFI6-Touch-LCD-3.5-EN

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