SinaProg 2.0 is a popular, lightweight graphical user interface (GUI) for
is an open-source graphical user interface (GUI) for AVRDUDE used to program AVR microcontrollers. It is a portable application, meaning it does not require a formal installation process; you simply extract the files and run the executable. Key Features of Version 2.0
For fuse settings, click the button to open the fuse editor and calculator.
: Download the SinaProg_2.0.zip file and extract the contents to a local folder.
This is usually a driver issue. Even with the portable setup, Windows needs to know how to talk to your programmer. Download the driver using the Zadig utility to fix this instantly. "Flash Error"