# LILYGO T-TV

> ESP32 desktop gadget with a 1.54-inch transparent blue OLED display, IR receiver, touch control, Wi-Fi, and Bluetooth. Ships with factory firmware featuring a clock, games, and animations.

## Quick Facts

- **Brand:** LILYGO
- **Board Type:** ESP32
- **Price:** ~$26.34
- **Product Readiness:** consumer
- **CPU:** ESP32
- **CPU Architecture:** Xtensa LX6 dual-core
- **RAM:** 520KB SRAM
- **Flash:** 4MB
- **USB:** USB-C
- **Power:** 5V
- **Operating Voltage:** 3.3V
- **Battery:** 105mAh
- **Display:** 1.54" OLED (transparent) 128×64

## Connectivity

- **Wifi:** 802.11 b/g/n
- **Bluetooth:** BLE 4.2

## Open Source

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

## Compatible Firmware

arduino, esp-idf

## Use Cases

- desktop-clock
- home-decoration
- retro-gaming
- ir-remote-control
- smart-display

## Components

- **ESP32** (mcu): Dual-core Xtensa LX6 at up to 240MHz with Wi-Fi and Bluetooth 4.2 — [Datasheet](https://openhardware.directory/r?to=https%3A%2F%2Fwww.espressif.com%2Fsites%2Fdefault%2Ffiles%2Fdocumentation%2Fesp32_datasheet_en.pdf&ref=openhardware.directory&product=lilygo-t-tv&source=md-export)
- **TTP223** (touch-controller): Single-channel capacitive touch detection IC for user input — [Datasheet](https://openhardware.directory/r?to=https%3A%2F%2Fdatasheet.lcsc.com%2Fszlcsc%2FTTP223-BA6_C80757.pdf&ref=openhardware.directory&product=lilygo-t-tv&source=md-export)
- **HS0038** (ir-receiver): 38kHz infrared receiver for remote control functionality — [Datasheet](https://openhardware.directory/r?to=https%3A%2F%2Fwww.vishay.com%2Fdocs%2F82492%2Ftsop382.pdf&ref=openhardware.directory&product=lilygo-t-tv&source=md-export)

## Protocols

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

## Available Software

- **[Arduino IDE](https://openhardware.directory/r?to=https%3A%2F%2Fwww.arduino.cc%2F&ref=openhardware.directory&product=lilygo-t-tv&source=md-export)**

## Description

## Overview

The LILYGO T-TV is a compact ESP32-based desktop device built around a 1.54-inch transparent blue OLED display, giving it a distinctive see-through aesthetic. The factory firmware includes a desktop clock, arcade games (airplane and chess), animation playback, and IR remote control support via the onboard HS0038 IR receiver. A TTP223 capacitive touch button provides user input. The board exposes a 4-pin I2C/UART expansion connector (3.3V) and charges via USB-C. Available with or without a PC+ABS protective shell enclosure.

## Where to Buy

- [LILYGO Official](https://openhardware.directory/r?to=https%3A%2F%2Flilygo.cc%2Fproducts%2Ft-tv&ref=openhardware.directory&product=lilygo-t-tv&source=md-export) — $26.34

## Resources

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

## Tags

`esp32`, `oled`, `transparent-display`, `ir`, `desktop-gadget`, `clock`

## Images

![LILYGO T-TV](https://nbg1.your-objectstorage.com/openhardware-directory/entities/lilygo-t-tv/1e7d5125871e.jpg)
![LILYGO T-TV](https://nbg1.your-objectstorage.com/openhardware-directory/entities/lilygo-t-tv/e428f9ecc8b9.jpg)
![LILYGO T-TV](https://nbg1.your-objectstorage.com/openhardware-directory/entities/lilygo-t-tv/a5d7e32562eb.jpg)
![LILYGO T-TV](https://nbg1.your-objectstorage.com/openhardware-directory/entities/lilygo-t-tv/1f39bba018fa.jpg)
![LILYGO T-TV](https://nbg1.your-objectstorage.com/openhardware-directory/entities/lilygo-t-tv/aa15f39401df.png)

> **Battery Powered:** Li-Po

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