Keeping up with the momentum of the day, I decided to try another attempt at getting Squareline Studio (SLS for short) working with the ESP32 and my 3.5″ HX8357d driven display.
I created a new project, with the correct resolution and color depth (320×480, 16-bit) first. Then changed the background to all green and added a centered label “Testing Green Screen”. Here’s a screenshot of the settings and the project:


Next I exported the UI and template project:

Pulled configuration files from a previous post over into a new area generated from SLS:

Opened up the Arduino IDE and the generated ui sketch:

Compiled and programmed the board, and it was a great pleasure to see:

Image Test
Pulling an owl image (must be PNG format) into the project and placing it on the screen:

Exported UI files:

Results:
