The Waveshare ESP32-S3-WROOM-1 Development Board is a compact and powerful microcontroller board designed for AIoT applications, integrating a Xtensa LX7 dual-core 32-bit processor with clock speeds up to 240MHz. Supporting 2.4GHz Wi-Fi, Bluetooth 5.0 (LE & Mesh), and flexible flash/PSRAM options, it's perfect for rapid prototyping in embedded systems, IoT devices, and edge AI solutions.
Key Features
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ESP32-S3-WROOM-1 module with 240MHz dual-core Xtensa LX7 processor
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8MB/16MB Flash and 8MB PSRAM variants available
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Built-in 2.4GHz Wi-Fi (802.11 b/g/n) and Bluetooth 5.0 LE/Mesh
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USB Type-C interface with CH343 /CH334 USB to UART chips
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Compatible with ESP-IDF , Arduino IDE , and MicroPython
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Rich I/O and digital interfaces for sensor, module, and peripheral expansion
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Castellated edges allow easy soldering to baseboards or custom PCBs
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Ideal for smart home, industrial monitoring, automation, and more
Specifications
| Item | Description |
|---|---|
| MCU | Xtensa LX7 32-bit Dual-Core @ 240MHz |
| Flash | 8MB or 16MB (depending on model) |
| PSRAM | 8MB |
| Wireless Connectivity | Wi-Fi 2.4GHz (802.11 b/g/n), Bluetooth 5.0 LE |
| USB Interface | Type-C (CH343/CH334) |
| Supported Environments | ESP-IDF, Arduino, MicroPython |
Function Block Diagram
Pinout Definition
Onboard Resources
Applications
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Edge AI and machine learning inference
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IoT sensor nodes and smart gateways
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Wearable and health monitoring devices
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Smart agriculture and automation
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Education and development projects
Development Environment Support
This board is fully compatible with:
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ESP-IDF: Official framework for ESP32
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Arduino IDE: Beginner-friendly environment for rapid prototyping
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MicroPython: Lightweight Python interpreter for embedded devices
Refference
ESP32-S3-WROOM-1 Module Development Board