# ESP32-S3 Nano

> Compact ESP32-S3 dev board by Waveshare in Arduino Nano form factor. Features dual-core 240MHz LX7, 16MB flash, 8MB PSRAM, WiFi, BLE 5.0, and USB-C. Drop-in ESP32-S3 upgrade for Nano-sized projects.

## Quick Facts

- **Brand:** Waveshare
- **Board Type:** dev-board
- **Price:** ~$8.99
- **Product Readiness:** developer
- **CPU:** ESP32-S3
- **CPU Architecture:** Xtensa LX7 Dual-Core
- **CPU Cores:** 2
- **RAM:** 512KB SRAM
- **PSRAM:** 8MB
- **Flash:** 16MB
- **USB:** USB-C
- **Power:** 5V
- **Operating Voltage:** 3.3V
- **Antenna:** Built-in PCB antenna

## Connectivity

- **Wifi:** 802.11 b/g/n
- **Bluetooth:** BLE 5.0

## Open Source

- **Firmware:** Yes
- **Schematics:** No
- **PCB Layout:** No

## Compatible Firmware

arduino, esp-idf, micropython, circuitpython

## Use Cases

- iot-prototyping
- sensor-node
- maker-project

## Components

- **ESP32-S3R8** (MCU): Espressif ESP32-S3R8 SoC with dual-core Xtensa LX7 at 240MHz, integrated WiFi and BLE 5.0, with 8MB PSRAM on-package. — [Datasheet](https://openhardware.directory/r?to=https%3A%2F%2Fwww.espressif.com%2Fsites%2Fdefault%2Ffiles%2Fdocumentation%2Fesp32-s3_datasheet_en.pdf&ref=openhardware.directory&product=esp32-s3-nano&source=md-export)
- **RGB LED** (LED): WS2812-compatible addressable RGB LED for status indication and user feedback. — [Datasheet](https://openhardware.directory/r?to=https%3A%2F%2Fwww.waveshare.com%2Fwiki%2FESP32-S3-Nano&ref=openhardware.directory&product=esp32-s3-nano&source=md-export)
- **Power LED** (LED): Green LED indicating board power status. — [Datasheet](https://openhardware.directory/r?to=https%3A%2F%2Fwww.waveshare.com%2Fwiki%2FESP32-S3-Nano&ref=openhardware.directory&product=esp32-s3-nano&source=md-export)
- **User LED** (LED): General purpose LED connected to a GPIO pin for user applications. — [Datasheet](https://openhardware.directory/r?to=https%3A%2F%2Fwww.waveshare.com%2Fwiki%2FESP32-S3-Nano&ref=openhardware.directory&product=esp32-s3-nano&source=md-export)

## Protocols

- **I2C**
- **SPI**
- **UART**

## Description

# ESP32-S3 Nano

The **Waveshare ESP32-S3 Nano** is a compact development board that brings the power of the ESP32-S3 into the classic Arduino Nano form factor. It features a dual-core Xtensa LX7 processor running at 240MHz, 16MB flash, and 8MB PSRAM — making it ideal for projects that need WiFi/BLE connectivity in a Nano-sized footprint.

## Key Features

- **Arduino Nano compatible pinout** — drop-in replacement for existing Nano projects
- **ESP32-S3R8 MCU** — dual-core 240MHz with 512KB SRAM
- **16MB Flash + 8MB PSRAM** — plenty of storage and memory for complex applications
- **WiFi + BLE 5.0** — 2.4GHz wireless connectivity
- **USB-C** connector for programming and power
- **RGB LED** + power and user LEDs
- **3.3V logic** with 14 digital and 8 analog pins

## Programming

Supports seamless switching between Arduino IDE and MicroPython. Also compatible with ESP-IDF and CircuitPython.

## Variants

- **ESP32-S3-Nano** — without headers (for custom soldering)
- **ESP32-S3-Nano-M** — with pre-soldered black headers

## Where to Buy

- [OpenELAB](https://openhardware.directory/r?to=https%3A%2F%2Fopenelab.io%2Fproducts%2Fesp32-s3-nano&ref=openhardware.directory&product=esp32-s3-nano&source=md-export) — $9.95
- [Waveshare](https://openhardware.directory/r?to=https%3A%2F%2Fwww.waveshare.com%2Fesp32-s3-nano.htm&ref=openhardware.directory&product=esp32-s3-nano&source=md-export) — $8.99

## Resources

- [product](https://openhardware.directory/r?to=https%3A%2F%2Fwww.waveshare.com%2Fesp32-s3-nano.htm&ref=openhardware.directory&product=esp32-s3-nano&source=md-export)
- [wiki](https://openhardware.directory/r?to=https%3A%2F%2Fwww.waveshare.com%2Fwiki%2FESP32-S3-Nano&ref=openhardware.directory&product=esp32-s3-nano&source=md-export)

## Tags

`esp32-s3`, `arduino-nano`, `waveshare`, `dev-board`, `wifi`, `ble`, `usb-c`, `iot`

## Images

![ESP32-S3 Nano](https://nbg1.your-objectstorage.com/openhardware-directory/entities/esp32-s3-nano/a48e76d0a74f.jpg)
![ESP32-S3 Nano](https://nbg1.your-objectstorage.com/openhardware-directory/entities/esp32-s3-nano/0cfbd8b98998.jpg)
![ESP32-S3 Nano](https://nbg1.your-objectstorage.com/openhardware-directory/entities/esp32-s3-nano/0733f47fbc8c.jpg)
![ESP32-S3 Nano](https://nbg1.your-objectstorage.com/openhardware-directory/entities/esp32-s3-nano/80569cb1e9a5.jpg)
![ESP32-S3 Nano](https://nbg1.your-objectstorage.com/openhardware-directory/entities/esp32-s3-nano/01a1fc180bf1.jpg)
![ESP32-S3 Nano](https://nbg1.your-objectstorage.com/openhardware-directory/entities/esp32-s3-nano/c918d197d144.jpg)
![ESP32-S3 Nano](https://nbg1.your-objectstorage.com/openhardware-directory/entities/esp32-s3-nano/b5118e01974b.jpg)
![ESP32-S3 Nano](https://nbg1.your-objectstorage.com/openhardware-directory/entities/esp32-s3-nano/c9ac8fd8fb6d.jpg)

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