The circuit of AVR In-System-Programmer (ISP) has been modified to function with USB connection to a PC. The modification of the old AVR ISP includes the replacement of two transistors which will be ...

The project utilizes an open source Atmel AVR microcontroller while incorporating a state of the art USB programmer. The firmware of the USB programmer can work for almost any AVR microcontroller on ...

As for the other flags used in the programming commands above: When using the Arduino as an ISP programmer you must specify the speed, using ‘-b’. That value is set in the Arduino sketch and should be ...

I got into AVR chips because they are easy to program, and that has become more and more true over the years with the ever-falling cost of programmers. But it’s pretty easy to make a mistake when ...