# LILYGO T-Micro32 S3

> LILYGO T-Micro32 S3 is an ultra-compact ESP32-S3FH4R2 module with Wi-Fi, BLE 5.0, 4MB flash, 2MB PSRAM, and dual-core Xtensa LX7 processor in a minimal footprint.

## Quick Facts

- **Brand:** LILYGO
- **Board Type:** ESP32-S3
- **Price:** ~$4.76
- **Product Readiness:** developer
- **CPU:** ESP32-S3FH4R2
- **CPU Architecture:** Xtensa LX7 32-bit
- **CPU Cores:** 2
- **RAM:** 512KB SRAM
- **PSRAM:** 2MB
- **Flash:** 4MB
- **Power:** 3.3V
- **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, platformio, micropython, esphome

## Use Cases

- iot
- smart-home
- wearable
- environmental-monitoring

## Components

- **ESP32-S3FH4R2** (mcu): Dual-core Xtensa LX7 at 240MHz with Wi-Fi 802.11 b/g/n, Bluetooth 5.0 LE, USB OTG, vector instructions, 4MB flash, 2MB PSRAM. — [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=lilygo-t-micro32-s3&source=md-export)

## Protocols

- **SPI**
- **I2C**
- **UART**
- **PWM**
- **ADC**
- **USB OTG**

## Available Software

- **[Arduino IDE]()** (open-source)
- **[PlatformIO]()** (open-source)
- **[MicroPython]()** (open-source)

## Description

## Overview

The LILYGO T-Micro32 S3 is a compact development module based on the ESP32-S3FH4R2, featuring the dual-core Xtensa LX7 processor running at up to 240 MHz with built-in Wi-Fi 802.11 b/g/n and Bluetooth 5.0 (LE). The S3 variant brings USB OTG capabilities and vector instructions for AI/ML workloads compared to earlier ESP32 micro modules. With 4MB flash and 2MB PSRAM in a tiny footprint, it suits embedded applications needing higher compute power without sacrificing board space. Compatible with Arduino IDE, PlatformIO, and MicroPython. Suitable for engineers, students, and makers looking for a capable yet tiny ESP32-S3 module.

## Where to Buy

- [LILYGO Official](https://openhardware.directory/r?to=https%3A%2F%2Flilygo.cc%2Fproducts%2Ft-micro32-s3&ref=openhardware.directory&product=lilygo-t-micro32-s3&source=md-export) — $4.76

## Resources

- [product](https://openhardware.directory/r?to=https%3A%2F%2Flilygo.cc%2Fproducts%2Ft-micro32-s3&ref=openhardware.directory&product=lilygo-t-micro32-s3&source=md-export)
- [github](https://openhardware.directory/r?to=https%3A%2F%2Fgithub.com%2FXinyuan-LilyGO&ref=openhardware.directory&product=lilygo-t-micro32-s3&source=md-export)

## Tags

`esp32-s3`, `wifi`, `bluetooth`, `psram`, `compact-module`, `lilygo`, `iot`, `usb-otg`

## Images

![LILYGO T-Micro32 S3](https://nbg1.your-objectstorage.com/openhardware-directory/entities/lilygo-t-micro32-s3/88dee831fb4f.jpg)
![LILYGO T-Micro32 S3](https://nbg1.your-objectstorage.com/openhardware-directory/entities/lilygo-t-micro32-s3/6153997c8423.jpg)
![LILYGO T-Micro32 S3](https://nbg1.your-objectstorage.com/openhardware-directory/entities/lilygo-t-micro32-s3/36a6b896a3c3.jpg)
![LILYGO T-Micro32 S3](https://nbg1.your-objectstorage.com/openhardware-directory/entities/lilygo-t-micro32-s3/d18c342fde77.jpg)
![LILYGO T-Micro32 S3](https://nbg1.your-objectstorage.com/openhardware-directory/entities/lilygo-t-micro32-s3/1354c01298f8.jpg)
![LILYGO T-Micro32 S3](https://nbg1.your-objectstorage.com/openhardware-directory/entities/lilygo-t-micro32-s3/aa15f39401df.png)

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