T-Dongle get it now

Overview

LILYGO T-Dongle is a compact ESP32-based USB dongle development board. Built around the ESP32 dual-core Xtensa LX6 processor with Wi-Fi 802.11 b/g/n and Bluetooth 4.2, the board packs a 0.96-inch ST7735 color TFT LCD (80 × 160) into a standard USB Type-A plug form factor. It also includes a TF card slot hidden inside the USB connector, a WS2812 RGB LED, and exposes spare GPIOs for expansion. Suitable for portable IoT sensors, USB gadgets, wireless data loggers, and wearable projects.

Quick Start

Example Support

Example	PlatformIO/Arduino	ESP-IDF	Description
T-Dongle	✓		Display, TF card, LED examples

PlatformIO

1. Install Visual Studio Code and Python
2. Search for and install the PlatformIO IDE extension in VS Code
3. Open the T-Dongle project folder
4. Open platformio.ini and select your example
5. Click ✓ to compile, connect via USB-A, click → to upload

Arduino

1. Install Arduino IDE
2. Install Arduino ESP32
3. In Tools → Board, configure:

Arduino IDE Setting	Value
Board	ESP32 Dev Module
Port	Your port
CPU Frequency	240 MHz (WiFi)
Flash Size	4MB (32Mb)
Partition Scheme	Default 4MB with spiffs
Upload Speed	921600

4. Click Upload

Development Platforms

1. ESP-IDF
2. Arduino IDE
3. MicroPython

Related Videos

Key Features

• ESP32 dual-core Xtensa LX6 @ 240 MHz, Wi-Fi 802.11 b/g/n + Bluetooth 4.2
• USB Type-A plug form factor — plug directly into any USB port
• 0.96-inch ST7735 color TFT LCD (80 × 160, 65k colors)
• TF card slot integrated inside the USB-A connector housing
• WS2812 RGB LED
• 4 MB Flash
• Compact, portable IoT and USB gadget platform
• Compatible with Arduino IDE, PlatformIO, and MicroPython

Specifications

Parameter	Value
SOC	ESP32 (Xtensa dual-core LX6, 240 MHz)
Flash	4 MB
PSRAM	—
Wireless	Wi-Fi 802.11 b/g/n, Bluetooth 4.2
Display	0.96-inch ST7735 TFT, 80 × 160
RGB LED	WS2812 × 1
Storage	TF card slot
USB	USB Type-A plug
Input Voltage	5 V via USB
Dimensions	58 × 18 × 9 mm

Pin Diagram

Dimensions

Schematic

• LilyGO T-Dongle GitHub Repository

Datasheet

Software Libraries

• LilyGO T-Dongle GitHub Repository

FAQ

Changelog

Version	Date	Notes
V1.0		Initial release