LilyGO T-Display-S3 display: specs, driver revisions & setup
A 1.9-inch 170×320 IPS ST7789V board on ESP32-S3. Unlike most small boards, the display uses an 8-bit parallel (i80) bus, so SPI-only setups will not work.
LilyGO T-Display-S3 display specifications
| MCU | ESP32-S3 |
|---|---|
| Display | 1.9″ · 170×320 |
| Display bus | 8-bit parallel (Intel 8080) |
| Driver IC | ST7789V |
| Touch | None |
Which LilyGO T-Display-S3 revision do you have?
Known display configuration for this board.
| Revision | Driver IC | How to identify | Library settings |
|---|---|---|---|
| T-Display-S3 | ST7789V | TFT_eSPI: Setup206_LilyGo_T_Display_S3.h (8-bit parallel) |
From LilyGO T-Display-S3 prototype to production
Dev boards are ideal for proving a UI, but their panels are bought on the open market: the controller can change between batches, there is rarely a datasheet, and lifetime is not guaranteed. For a product, specify a module with a fixed driver IC per production lot, a datasheet and a lifecycle commitment.
We do not list a standard module in the exact 1.9″ 170×320 format yet; our direct factories can build to this spec. Send your requirements and we confirm feasibility, MOQ and lead time for your project.
Before you debug code
- Confirm which revision you have (table above): driver IC changes are the most common cause of a white screen.
- Check the backlight pin is not reused in your sketch.
- Change one setting at a time (driver, inversion, colour order), and keep a known-good example to compare against.
Configuration examples
// comment out #include <User_Setup.h> and enable:
#include <User_Setups/Setup206_LilyGo_T_Display_S3.h>Frequently asked questions
Why does an SPI User_Setup not work on the T-Display-S3?
The display is wired to an 8-bit parallel (i80) bus. Use the bundled Setup206 file, which configures the parallel interface.
Sources
Not sure which display fits your design?
Send us your size, interface and host processor. A display engineer replies within 12 hours with 2–3 options, datasheets and init code. Samples from 1 pc.