Wireless nRF24L01+ receiver based on STM8S003F3. Listens on RF channel 99, receives variable-length dynamic payloads, decodes sensor data (BMP180 pressure/temperature, SI7021 humidity/temperature, ...

Optiboot (an older version) is installed by default on the Arduino Uno and (as of 2018) official Arduino Nano boards. It can be installed on all older mega8, 168 or 328 based Arduinos. As of 2019, ...

There is a small board based upon an ATmega8 microcontroller which performs the function of fast program loading, and can be removed once the code is loaded. Software can be written in a C-like ...