The Unified Program and Debug Interface (UPDI) is Microchip’s proprietary interface for programming and on-chip debugging, and has become the standard on AVR MCUs after Microchip’s purchase of Atmel.

The project allows an easy transfer of hex programs to most Atmel AVR microcontrollers without the need for high cost and constraint time. The project allows an easy transfer of hex programs to most ...

Turning an Arduino of virtually any sort into a simple AVR 6-pin ISP programmer is old hat. But when Atmel came out with a series of really tiny AVR chips, the ATtiny10 and friends with only six pins ...

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 ...

Developers, programmers and hobbyists searching for a standalone AVR Programmer may be interested in a new piece of hardware called the Program-O-Tron created by Ewan Fisher base in the United Kingdom ...