Continuing on the theme of my last post, here are libusb-win32 drivers for the Atmel AVRISP mkII. Unlike the Atmel-supplied drivers, these support avrdude, and as a bonus they will install on the 64-bit version of Windows 7 without digital signature errors. Yes! avrispmkii_libusb-win32_1.2.1.0.zip Note that if you want to use the AVRISP mkII with … Continue reading AVRISP mkII libusb drivers for Windows 7 / Vista x64