ESP32-S3 Industrial Control Board
Industrial-grade 8-channel digital input and output controller
Based on ESP32-S3 master control, supports Wi-Fi, Bluetooth, RS485, CAN and Ethernet interfaces
Built-in power isolation, optocoupler isolation and other protection circuits, safer, more stable and more reliable
Product Features
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Based on the ESP32-S3 microcontroller, it has a built-in Xtensa 32-bit LX7 dual-core processor with a main frequency of up to 240MHz.
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Integrated 2.4GHz Wi-Fi and Bluetooth 5 Low Energy (LE) dual-mode wireless communication for excellent RF performance
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The output adopts Darlington tube with optocoupler isolation, which has stronger driving capability, the sink current can reach 500mA, and has built-in freewheeling diode protection.
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The switch input has bidirectional optocoupler isolation, supports passive and active switch input, and the digital output supports switch input linkage mode control
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Onboard isolated RS485 interface, convenient for external access to various RS485 Modbus industrial expansion modules or sensors
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Onboard isolated CAN interface for easy access to various CAN devices
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Onboard pin header allows connection to other devices
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Onboard USB Type-C interface, which can be used for power supply and download debugging, making it convenient for development and use
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Onboard terminal block power supply interface supports a wide voltage range of 7V ~ 36V, convenient for industrial power supply use
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Onboard RTC clock chip, supports scheduled tasks
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Onboard W5500 Ethernet chip, expands 10/100Mbps network connection through SPI interface
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Onboard PoE module to realize Ethernet power supply function (compliant with IEEE 802.3af standard)
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Onboard optocoupler isolation to prevent external circuits from interfering with the control chip
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Onboard digital isolation to prevent external signals from interfering with the control chip
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Onboard integrated power isolation can provide stable isolation voltage, and no additional power supply is required for the isolation end
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Onboard Micro SD card slot, can be connected to an external SD card to store pictures or files
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Onboard buzzer, RGB colored lights, power indicator, RS485 transceiver indicator and CAN indicator make it easy to perceive the operating status of the device
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Guide rail type protective shell, easy to install and use, safer with shell
Product Parameters
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model |
ESP32-S3-POE-ETH-8DI-8DO |
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microcontroller |
ESP32-S3 |
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Wireless Communications |
2.4GHz Wi-Fi (802.11 b/g/n)、Bluetooth 5 (LE) |
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USB port |
Interface form |
USB Type-C |
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Supply voltage |
5V |
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Function |
Device power supply, USB communication, firmware download, etc. |
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Isolated RS485 communication interface |
Interface form |
Terminal Blocks |
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Direction control |
Automatic control via master hardware flow settings |
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Interface protection |
Provides TVS tube protection, surge and electrostatic protection |
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Matching resistor |
Default is NC, 120R matching resistor is reserved, jumper cap can be used to enable |
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Isolated CAN communication interface |
Interface form |
Terminal Blocks |
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Direction control |
Hardware automatically determines and controls the direction of data transmission |
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Interface protection |
Provides TVS tube protection, surge and electrostatic protection |
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Matching resistor |
Default is NC, 120R matching resistor is reserved, jumper cap can be used to enable |
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Network port |
PoE network port, supporting IEEE 802.3af standard |
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Digital output |
Output channels |
8-way |
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Input voltage range |
5V ~ 40V |
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Output Type |
Open-drain output, output load 500mA/channel (MAX) |
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Isolation Type |
Optocoupler Isolation |
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Digital Input |
Number of input channels |
8-way |
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Input voltage range |
5V ~ 36V |
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Input Type |
Passive input / active input (NPN type or PNP type) |
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Isolation Type |
Bidirectional optocoupler isolation |
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indicator light |
RGB |
Colorful cool lamp beads, customizable display color |
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PWR |
Power indicator light, when connected to USB, it will light up red when voltage is detected |
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TXD |
Transmit indicator: lights green when data is being sent from the RS485/CAN interface. |
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RXD |
Receive indicator: lights up blue when data is received from the RS485/CAN interface. |
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Terminal power supply |
Power supply range |
7V ~ 36V |
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Product Appearance |
shell |
Rail type protective housing |
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size |
175 × 90 × 40 (mm) |
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Based on ESP32-S3
Designed specifically for the AIoT market
Equipped with an Xtensa 32-bit LX7 dual-core processor running at up to 240MHz, it boasts powerful AI computing capabilities and secure encryption mechanisms. It also integrates 2.4GHz Wi-Fi and Bluetooth 5 (LE) dual-mode wireless communication.
Onboard multiple isolation protection circuits
Multiple protections, safer and more reliable to use
Digital input fully isolated
Digital inputs and outputs are fully isolated, with built-in bidirectional optocouplers.
Supports both passive and active inputs (PNP or NPN).
Digital output fully isolated
Darlington tube open-drain output, single-channel sink current up to 500mA, can directly drive relays
Application Scenario
Support RS485, Bluetooth or Wi-Fi remote control
Support Arduino, convenient for secondary development
Complete SDK and open source tutorials are provided to make it easy to get started and can be quickly embedded into applications.
Onboard PoE module
Only one network cable is needed to connect to the PoE device to achieve networking and power supply
The picture is for display only. This product does not include the switch in the picture
Example Demo
The sample code provides various combinations, including the Waveshare.cloud IoT connection demo and data visualization using the lightweight MQTT protocol.
Resource Introduction
Shell design
DIN-rail protective housing, supports 35mm standard DIN-rail, easy to install
Product size
