Optiboot subtree for MightyCore, MegaCore, MiniCore and MajorCore

If you have a private powerwall of 18650 cells, this is the battery management system you need. The small PCB is equipped with the cheap Arduino Nano.

An AVR & Arduino GSM OTA Bootloader for IoT devices

Arduino IDE Board Manager module for Atmel atmega Xplained minis

Arduino Nano substitute for a RS485 3 Phase DTSU666-H coil based power meter. Less resolution, but better display

Write permanent data in flash memory at run-time on Arduino Mega 2560.

Softcore microcontroller with peripherals based on PicoRV32

assembler rewrite of Optiboot for ATmega microcontrollers with extended functionality

Repair of ATmega328P (Arduino Nano) with a failed crystal oscillator or internal oscillator.

Automatyczne resetowanie arduino Mega 2560 do przogramowania przez serial WiFi / LAN

Reliable Bluetooth OTA upload of an Arduino pro using an HC-05

🔧 Develop IoT applications with ESP32-S3 using OTA updates, SPIFFS web interface, and real-time WebSocket communication for seamless remote control.