problem bootloading arduino on a breadboard with no external avr

Hi

I've not done this myself. Still can be done and here is a lot more details.

http://www.geocities.co.jp/arduino_diecimila/bootloader/index_en.html

http://www.geocities.co.jp/arduino_diecimila/bootloader/bitbang_w_ide_en.html

Good luck :slight_smile:

Phil