I got a USBasp from eBay recently. The firmware was out of date so, following various online instructions, I set up my Arduino Mega 2650 as an ISP with a 10uF capacitor between 5V & reset and an LED between pin 7 (indicates programming) and ground. I have a 6-pin AVR programming cable to standard 10…

Error on trying to reprogram USBasp using Arduino as ISP

Topic		Replies	Views
Problem trying to upgrade USBasp firmware using Arduino MEGA2560 3rd Party Boards	12	2965	May 6, 2021
USBASP on mac Uploading	20	5276	May 6, 2021
Problems trying to flash a USBasp 3rd Party Boards	22	8897	May 6, 2021
Turn Arduino into an ISP programmer Development	57	32116	May 6, 2021
Programmatore AVR USB + USBProg + Ubuntu Italiano	25	6664	May 6, 2021