Setting up Arduino IDE with Heltec ESP32 module for macOS
Setting up the Arduino IDE on macOS for a Heltec WiFi Kit 32, including workarounds for installation and SSL errors.
Arduino
Displaying Cyrillic fonts on a 128x64 OLED display
Displaying Russian text on a small SSD1306 OLED using the u8g2 library’s font support.
RF communication between Arduino Nanos using nRF24L01
A guide to wireless communication between two Arduino Nano boards using nRF24L01+ modules, covering device operation, wiring, and example code.