sdk-debugger-openocd-raspberry-pico/share/openocd/scripts/interface/altera-usb-blaster2.cfg

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# Altera USB-Blaster II
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adapter driver usb_blaster
usb_blaster vid_pid 0x09fb 0x6010 0x09fb 0x6810
usb_blaster lowlevel_driver ublast2
usb_blaster firmware /path/to/quartus/blaster_6810.hex