# LILYGO T-Display Bar

> ESP32-S3 development board with a unique wide bar-format display, 16MB flash, 8MB PSRAM, and USB-C for information display and custom UI projects.

## Quick Facts

- **Brand:** LILYGO
- **Board Type:** dev-board
- **Price:** ~$27.36
- **CPU:** Xtensa LX7 dual-core @ 240MHz, FPU, AI instructions
- **CPU Architecture:** Xtensa LX7
- **CPU Cores:** 2
- **RAM:** 512KB SRAM
- **PSRAM:** 8MB
- **Flash:** 16MB
- **USB:** USB-C
- **Power:** 5V
- **Operating Voltage:** 3.3V
- **Antenna:** Built-in PCB antenna
- **SD Card:** microSD
- **Display:** 2.25" IPS LCD with capacitive touch 76×284

## Connectivity

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

## Compatible Firmware

arduino, esp-idf, micropython

## Use Cases

- info-display
- stock-ticker
- weather-station
- smart-home-dashboard

## Components

- **ESP32-S3R8** (mcu): Xtensa LX7 dual-core at 240MHz with 16MB flash, 8MB PSRAM, WiFi 802.11 b/g/n and BLE 5.0 — [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-display-bar&source=md-export)
- **ST7789** (display-driver): Sitronix ST7789 TFT driver for the 76×284 bar-format IPS LCD with SPI interface and capacitive touch (CSTxxx) — [Datasheet](https://openhardware.directory/r?to=https%3A%2F%2Fwww.displayfuture.com%2FDisplay%2Fdatasheet%2Fcontroller%2FST7789.pdf&ref=openhardware.directory&product=lilygo-t-display-bar&source=md-export)
- **BHI260AP** (imu): Bosch BHI260AP AI-powered 6-axis IMU with accelerometer and gyroscope, connected via I2C — [Datasheet](https://openhardware.directory/r?to=https%3A%2F%2Fwww.bosch-sensortec.com%2Fmedia%2Fboschsensortec%2Fdownloads%2Fdatasheets%2Fbst-bhi260ap-ds000.pdf&ref=openhardware.directory&product=lilygo-t-display-bar&source=md-export)
- **BQ25896** (battery-charger): Texas Instruments BQ25896 standalone switch-mode battery charging IC — [Datasheet](https://openhardware.directory/r?to=https%3A%2F%2Fwww.ti.com%2Flit%2Fds%2Fsymlink%2Fbq25896.pdf&ref=openhardware.directory&product=lilygo-t-display-bar&source=md-export)
- **PCF8563** (rtc): NXP PCF8563 low-power RTC with alarm and timer functions, connected via I2C — [Datasheet](https://openhardware.directory/r?to=https%3A%2F%2Fwww.nxp.com%2Fdocs%2Fen%2Fdata-sheet%2FPCF8563.pdf&ref=openhardware.directory&product=lilygo-t-display-bar&source=md-export)

## Description

## Overview

The LILYGO T-Display Bar is a distinctive development board featuring an ESP32-S3 processor paired with a wide bar-format LCD display, offering a unique form factor suited for status displays, ticker boards, and instrument panels. The elongated display aspect ratio makes it ideal for showing scrolling text, graphs, and horizontal data visualizations.

Powered by the ESP32-S3R8 with 16MB of flash and 8MB of PSRAM, the T-Display Bar has ample resources for rich graphical applications and network-connected display projects. The board supports WiFi and Bluetooth connectivity, enabling real-time data updates from the internet or local networks.

The bar display format is particularly well-suited for projects like stock tickers, weather condition banners, sports scoreboards, and IoT status dashboards. The USB-C interface provides both programming access and power delivery, simplifying development and deployment.

Compatible with Arduino IDE, ESP-IDF, and the popular TFT_eSPI and LovyanGFX graphics libraries, the T-Display Bar benefits from the extensive ESP32-S3 community ecosystem.

## Where to Buy

- [LILYGO Official](https://openhardware.directory/r?to=https%3A%2F%2Flilygo.cc%2Fproducts%2Ft-display-bar&ref=openhardware.directory&product=lilygo-t-display-bar&source=md-export) — $27.36
- [OpenELab](https://openhardware.directory/r?to=https%3A%2F%2Fopenelab.io%2Fproducts%2Flilygo-t-display-bar-esp32&ref=openhardware.directory&product=lilygo-t-display-bar&source=md-export) — €34.95

## Resources

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

## Images

![LILYGO T-Display Bar](https://nbg1.your-objectstorage.com/openhardware-directory/entities/lilygo-t-display-bar/672181665620.jpg)
![LILYGO T-Display Bar](https://nbg1.your-objectstorage.com/openhardware-directory/entities/lilygo-t-display-bar/a6f2a4914141.jpg)
![LILYGO T-Display Bar](https://nbg1.your-objectstorage.com/openhardware-directory/entities/lilygo-t-display-bar/854438abaec9.jpg)
![LILYGO T-Display Bar](https://nbg1.your-objectstorage.com/openhardware-directory/entities/lilygo-t-display-bar/31bfbb36a345.jpg)
![LILYGO T-Display Bar](https://nbg1.your-objectstorage.com/openhardware-directory/entities/lilygo-t-display-bar/b77e58f283f0.jpg)
![LILYGO T-Display Bar](https://nbg1.your-objectstorage.com/openhardware-directory/entities/lilygo-t-display-bar/a822a313259e.jpg)
![LILYGO T-Display Bar](https://nbg1.your-objectstorage.com/openhardware-directory/entities/lilygo-t-display-bar/aa15f39401df.png)

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