【Note】
[] 【Camera】Version, Not include Camera, Buy separately,Not Support RS485-ETH-Relay
[] 【RS485-Network Port-Relay】No camera support
ESP32-P4 Smart 86 Box
Smart 86 box based on ESP32-P4 module, supporting secondary development
Empowering smart life and industrial IoT, making scenario-based control within reach


Version selection

Product Features
This series of products is a high-performance development board based on the ESP32-P4 chip. It adopts a dual-core plus single-core RISC-V architecture design, with a 4-inch IPS touch screen with a resolution of 720 × 720 on board, and supports a variety of human-computer interaction interfaces, including MIPI-CSI with integrated image signal processor (ISP), and USB OTG 2.0 HS interface supporting high-speed connection. The ESP32-P4 chip integrates digital signature peripherals and a dedicated key management unit to ensure the security of data and operations. It is designed for high-performance and high-security applications, and fully meets the higher requirements of embedded applications for human-computer interface support, edge computing capabilities, and IO connection characteristics.
- High-performance MCUs with RISC-V 32-bit dual-core and single-core processors
- Built-in 128KB HP ROM, 16KB LP ROM, 768KB HP L2MEM, 32KB LP SRAM, and 8KB TCM
- Powerful image and voice processing capabilities, image and voice processing interfaces include JPEG codec, pixel processing accelerator (PPA), image signal processor (ISP) and H264 video encoder
- 32MB PSRAM is stacked inside the chip package, and 32MB Nor Flash is integrated outside the package
- Common peripheral interfaces such as MIPI-CSI, MIPI-DSI, USB 2.0 OTG, Ethernet, SDIO 3.0 Micro SD card slot, dual microphones supporting echo cancellation, speaker terminals, and RTC battery terminals are brought out on the board (different products have different lead-out parts, refer to the resource introduction)
- Supports secure boot, flash encryption, hardware cryptographic accelerator, and hardware random number generator. It also supports hardware access protection, which enables access rights management (APM) and privilege separation
Screen parameters
name | 4-inch IPS touch screen |
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Resolution | 720 × 720 |
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Communication interface | support RGB565、RGB666、RGB888 |
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Display Panel | IPS |
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Touch Type | capacitance |
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Touch chip | GT911 |
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brightness | 400cd/m² |
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Contrast | 1200:1 |
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Viewing Angle | 170° |
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Dimensions (H×V) | 86.5 × 86.5 (mm) |
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Display size (H×V) | 71.93 × 71.93 (mm) |
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Dot pitch (H×V) | 0.0999 × 0.0999 (mm) |
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Display Color | 16.7M colors |
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4-inch IPS touch screen
170° wide viewing angle, excellent display performance, high contrast

Capacitive 5-point touch screen
Supports 5-point sensitive touch, deeply integrating intuitive operation and fast response, making development more efficient and convenient

RS485 interface
Capable of automatically sending and receiving data, with built-in power isolation, digital isolation, TVS and other protections

Dual relay
Optocoupler isolation to avoid interference from high voltage circuits


Relay Wiring
The device has a relay with a contact capacity of 10A 250V AC or 10A 30V DC. It can directly control household 220V AC devices, and can also control DC devices below 30V.

100M RJ45 network port
Support 10M / 100M wired network communication

Note: When connecting the network cable, the depth of the 86 bottom box should be considered. You can choose a short-body crystal head network cable
Installation Diagram
Standard 86 specifications with modular structure design, easy to install

Note: 86 base box and screws are not included
It is recommended to use an 86-type back box with a depth of more than 33mm
If you need to connect to an RJ45 interface, it is recommended to use a bottom box with a depth of ≥ 35mm
If you must use a 33mm~35mm back box, you should consider using a short-body crystal head
(Only ESP32-P4-86-Panel-ETH-2RO can expand network ports, RS485 and relays)
Audio Input and Output
Onboard ES8311 audio codec chip and ES7210 echo cancellation circuit meet daily audio application scenarios

Support AI voice interaction
Supports mainstream AI platforms and can be connected to online large model platforms.
AI models such as Doubao and DeepSeek


Highly integrated, powerful performance
Adopt ESP32-P4-Core module integrated design, built-in ESP32-P4, 32MB Nor Flash

Wi-Fi 6 and Bluetooth modules
The onboard ESP32-C6-MINI module expands 2.4GHz Wi-Fi 6 and Bluetooth 5 (LE) for ESP32-P4, and uses the SDIO interface protocol for communication, providing stable connection and efficient transmission.

Application Scenario

Resource Overview

- ESP32-P4-Core
Integrated ESP32-P4NRW32, 32MB NOR Flash
- ESP32-C6-MINI-1U-H8 module
SDIO interface protocol, expansion board Wi-Fi 6, Bluetooth 5 (LE)
- 2.54 4PIN solder pad
Used to burn firmware to ESP32-C6 modules
- MIPI DSI LCD interface
Connect to MIPI 4-inch screen
- RTC battery connector
Access to rechargeable RTC battery
(Only supports rechargeable RTC batteries)
- Chip Microphone
Microphone input and echo cancellation
- BOOT button
Press when powering on or resetting to enter download mode
- Expansion interface (2.0mm pitch)
Can be used to connect 86 Panel Bottom Board, external IO
- RESET button
- PWR LED Light
Power indicator
- Type-C port USB OTG
USB OTG 2.0 High Speed interface
- Type-C interface USB TO UART
Can be used for power supply, program burning and debugging
- ES7210 echo cancellation algorithm chip
Echo cancellation algorithm chip, which can be used to eliminate echo and improve audio acquisition accuracy
- IP101
Network port chip
- ES8311 low power audio codec chip
Used to process audio encoding and decoding
- MIPI CSI interface
15PIN 1.0mm pitch, supports MIPI-2lane camera
(Only the version that can be connected to an external camera has this interface)
- speaker
MX1.25 2P connector, supports 8Ω 2W speakers
- Micro SD card slot
SDIO 3.0 interface protocol
Only ESP32-P4-86-Panel-ETH-2RO has the following resources

- 100M RJ45 network port
- Relay working indicator light
- Power Isolation Module
- Digital Isolators
- Optocoupler Isolation
- Relay
- Relay wiring slot
5.08mm 4PIN
- RS485 connection slot
- Power interface
DC 6V~30V wide voltage range input
Product size
ESP32-P4-86-Panel-ETH-2RO
Expandable network port, RS485 and relay

ESP32-P4-WIFI6-Touch-LCD-4B
External camera available

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