Making an Arduino shield can be simpler than you think. This time I designed one to program Attiny and Atmega ...

There are two scripts one for PINs with 4 or 5 digits and one for PINs with 6 to 8 digits. The scripts are made for the ATTiny85 however the logic can be applied to any HID (Human Interface Device) ...

This is an example implementation for a basic I2C master node on AVR assembly using attiny's USI module, with a manually advancing clock. Here we send a byte to a PCF8574 to turn on a LED connected to ...