Adafruit
ESP32-S2-WROVER Module - 4 MB flash and 2 MB PSRAM
The ESP32-S2-WROVER is a Wi-Fi module from Espressif built around the ESP32-S2 SoC — a single-core 240 MHz Xtensa LX7 processor with native USB support, 4 MB...
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The ESP32-S2-WROVER is a Wi-Fi module from Espressif built around the ESP32-S2 SoC — a single-core 240 MHz Xtensa LX7 processor with native USB support, 4 MB flash, and 2 MB PSRAM. It provides 2.4 GHz 802.11b/g/n Wi-Fi connectivity in a compact castellated module form factor.
The ESP32-S2 introduces native USB (both device and host), hardware-based security features, and Time-of-Flight (ToF) distance measurement support. It's well suited for IoT, wearable electronics, and smart home applications where Wi-Fi connectivity and USB interfacing are needed.
Key Features
- ESP32-S2 SoC – Single-core Xtensa LX7 @ 240 MHz
- Native USB – USB OTG support for device and host modes
- 4 MB Flash + 2 MB PSRAM – WROVER configuration with external memory
- 2.4 GHz Wi-Fi – 802.11b/g/n
- Time-of-Flight Support – Hardware-based distance measurement
- Low Power – Multiple power-saving modes
Specifications
- SoC – Espressif ESP32-S2
- Processor – Single-core Xtensa LX7, 240 MHz
- Flash – 4 MB
- PSRAM – 2 MB
- Wi-Fi – 802.11b/g/n, 2.4 GHz
- USB – Native USB OTG
- Bluetooth – Not supported on ESP32-S2
Resources
Package Contents
- 1× ESP32-S2-WROVER Module
Jargon buster
Plain-language definitions for the technical terms used above.
- CircuitPython
- A beginner-friendly version of Python designed to run directly on microcontroller boards. If a product supports CircuitPython, you can often program it by copying code files onto the board rather than setting up a more complex toolchain.
- ESP-IDF
- ESP-IDF is Espressif’s official software development framework for ESP32-family chips. It gives more direct control over the hardware than beginner-style environments, which can help with advanced features like Wi-Fi, Bluetooth, audio and power management.
- ESP32
- ESP32 is a family of low-cost microcontroller chips and modules from Espressif with built-in WiFi and Bluetooth. They support programmable firmware and over-the-air updates, and are commonly programmed with toolchains such as the Arduino core and ESP-IDF.
- IDE
- Short for Integrated Development Environment, a program used to write, run and manage code. It matters because some learners prefer a traditional coding workspace instead of a guided notebook-style lesson.
- IoT
- Short for Internet of Things, meaning physical devices that connect to networks or the internet to send data or be controlled remotely. It matters if you want projects such as connected sensors, remote controls or classroom data-logging activities.
- native USB
- Native USB means the microcontroller itself handles USB communication, rather than using a separate USB-to-serial chip. This matters for programming, debugging, and projects that need the board to act directly as a USB device.
- PCB
- A printed circuit board (PCB) is a board, usually rigid, with etched copper tracks that connect electronic components together without loose wiring. Components are mounted on the board and signals route between them through the copper layout.
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