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Home - Products - Motherboards - Industrial Motherboards
ESP32-YCS3 Smart Mainboard
ESP32-YCS3 Smart Mainboard
ESP32-YCS3 Smart Mainboard
ESP32-YCS3 Smart Mainboard

ESP32-YCS3

ESP32-YCS3 Smart Mainboard is a compact AIoT control solution powered by the ESP32-S3 dual-core processor. Supporting LVGL, touch displays, 100M Ethernet with PoE expansion, and multiple sensor interfaces, it is ideal for smart home panels, industrial automation, smart appliances, and IoT control applications.
Dual-Core AIoT Core: Powered by Espressif ESP32-S3 (up to 240MHz) with integrated vector instructions for fast edge computing
Native LVGL UI Support: Smooth graphical rendering and responsive HMI design backed by 8MB PSRAM and 16MB Flash.
Integrated PoE & 100M Ethernet: Supports single-cable power and data transmission via expandable PoE FPC interface.
Rich Display & Touch Connectivity: 40-pin FPC header supporting RGB, 8080, SPI displays, and I2C touch panels.
Onboard Sensor & Peripherals: Integrated headers for temperature/humidity sensors, RTC battery, buzzer, and RS485/Relay expansion.
Ultra-Compact Industrial Design: Space-saving79×77mm footprint with wide temperature tolerance (-40℃ to 85℃).
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Overview

Overview

ESP32-YCS3 Smart Mainboard
  • ESP32-S3 240MHz Dual-Core CPU
    ESP32-S3 240MHz Dual-Core CPU
  • Native LVGL Lightweight UI Support
    Native LVGL Lightweight UI Support
  • 100 Mbps Ethernet & POE Expansion
    100 Mbps Ethernet & POE Expansion
  • ESP-IDF & FreeRTOS Compatibility
    ESP-IDF & FreeRTOS Compatibility
  • Onboard Temp/Humidity & RTC Headers
    Onboard Temp/Humidity & RTC Headers
  • Ultra-Compact 79×77mm Footprint
    Ultra-Compact 79×77mm Footprint
  • RGB/8080/SPI HD Display Interfaces
    RGB/8080/SPI HD Display Interfaces
  • Open-Source SDK & Custom OEM Support
    Open-Source SDK & Custom OEM Support

Powerful ESP32-S3 Dual-Core Architecture

Driven by the Espressif ESP32-S3 32-bit Xtensa® dual-core processor running up to 240MHz, the ESP32-YCS3 integrates a single-precision Floating-Point Unit (FPU) and vector instructions for neural network acceleration. Delivering a CoreMark® score of 1181.60, it offers exceptional edge computing and graphical rendering power for AIoT hardware.

Native LVGL Graphic Library Integration | Smooth & Intuitive HMI

The board natively supports the LVGL lightweight GUI framework, enabling fluid touchscreen animations, responsive widgets, and clean vector rendering. Backed by 8MB PSRAM and 16MB Flash, it allows system integrators to craft premium, interactive display interfaces effortlessly.
ESP32-YCS3 LVGL卖点图-留白版

Multi-OS Compatibility & Open SDK

Fully compatible with the official ESP-IDF development framework and FreeRTOS, the ESP32-YCS3 simplifies low-level software customization. Portworld supplies complete SDK packages, technical documentation, and rich code samples to speed up time-to-market.
ESP32-YCS3 开放SDK卖点图-留白版

Industrial 100M Ethernet & POE Support

Equipped with a 100 Mbps Ethernet PHY interface and an expandable POE (Power over Ethernet) FPC connector, the mainboard enables stable network communications and power delivery over a single cable, greatly reducing field installation complexity.
ESP32-YCS3 以太网POE卖点图-留白版

Comprehensive Display & Touch Interfaces

Featuring a high-density 40-Pin FPC connector, the mainboard supports RGB parallel (RGB565/RGB666 up to 800×480), 8080 parallel, and SPI display protocols, along with native I2C touch panel (TP) signals to accommodate a broad range of smart display panels.
ESP32-YCS3 显示触控接口卖点图-留白版

Multi-Sensor & Peripheral Expansion

The layout integrates dedicated FPC headers for temperature and humidity sensors, a buzzer module socket, and an RTC battery header. Paired with expandable RS485, relay output, and GPIO headers, it seamlessly links with external sensors and control units.
ESP32-YCS3 多传感器扩展卖点图-留白版

Ultra-Low Power Consumption & Wide Temp Range

Consuming a maximum of just 1.5W (5V/300mA) with deep-sleep mode support, the board is engineered for maximum energy efficiency. It operates reliably across an industrial temperature spectrum of -40℃ to 85℃, ensuring zero downtime in continuous operations.
ESP32-YCS3 低功耗宽温卖点图-留白版
ESP32-YCS3 超小尺寸卖点图-留白版79mm (1)

Ultra-Compact 79×77 Form Factor

Designed with an ultra-small 79×77mm footprint, the ESP32-YCS3 easily fits into compact wall-mount enclosures, standard 86-type switch boxes, desktop control panels, and smart household appliances.

Versatile Type-C & Power Input Architecture

Featuring an onboard Type-C USB OTG connector for quick flashing, debugging, and 5V power supply, the board also accommodates flexible 3.3V/5V DC inputs and POE expansion, offering versatile power options for diverse application environments.
ESP32-YCS3 Type-C供电卖点图-留白版

Production-Ready OEM/ODM & CKD/SKD Services

Backbone by Portworld’s 18+ years of hardware engineering pedigree, we provide complete OEM/ODM customization services. Global partners receive full access to SDK source code, schematics, and SOPs for local CKD/SKD assembly and white-label integration.

ESP32-YCS3 OEM ODM服务卖点图-留白版

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