Implementation of SPI communication on Newhaven DZW series of OLED character displays. These are amazingly bright and readable displays, but come with parallel interface by default. Port expander ...
Arduino_GFX for ESP32-S3 and 4" RGB touch screen is a Arduino graphics library supporting various displays with various data bus interfaces. This library start rewrite from Adafruit_GFX, LovyanGFX, ...
This system uses a colour-changing LED (RGB LED/tri-colour LED) that switches to a new colour every 5 seconds. Simultaneously, the colour name is displayed on an OLED mini screen (SSD1306). This ...
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