Three years ago I had a 0.96-inch SSD1306 OLED, an Arduino Nano, and a logo I wanted to display. Adafruit's GFX library wanted a C++ byte array. The "official" tool was a Windows-only LCD Assistant ...

Keybon is a macro keyboard with configurable layouts and functions. Integrated into each of its nine tactile buttons is a 0.66” OLED screen. Depending on which app is active on the connected computer, ...

In this time of the Corona pandemic, elevators have become a high-risk place where everybody touches the same buttons. At many places, people have discovered tricks to prevent contact with elevator ...

A digital mural I made to celebrate black heroes and groundbreakers with an ESP8266 microcontroller and an OLED 128x64 display in Arduino software. My code is in this GitHub repo if you want to ...

The "Quick Response" code or abbreviated as QR code has become an essential part of our digital lives, chances are that you're already subconsciously familiar with them by now you've probably been ...

This is more of a question than an issue. I'm just not sure where else to ask a question. Is there a way to store a png image in the ESP32 SPIFFS filesystem then read the file and somehow pass the ...