STK500 AVR ISP USB Programmer WIN7/8/10 & AVR STUDIO 4/6/7 ATMEL ATMEGA AVRISP|Integrated Circuits| - AliExpress
Buy Based on ATMEL Official STK500 USB AVRISP CH AVR ISP high Speed Programmer Compatible with at AVRISP from ATMEL Supports AVR Studio 4/5/6/7 ISP_6PIN Interface @XYGStudy Online in Taiwan. B07B6NHG63
How to set up the Atmel AVR STK500 programmer for use with ATTiny85-20PU (or ATTiny45 / ATTiny25) « Flip's Blog