OpenSprinkler › Forums › OpenSprinkler Unified Firmware › unknown device › Reply To: unknown device
January 24, 2015 at 9:11 pm #35351
If this is 2.0 you should not need to press and button like B2.
log.txt is in the folder where you unpacked osFWUpdater.
If zadig shows USBtinyISP then it means it has detected your device, What does Windows Device Manager say? Does it show as unknown device or does it show as libusb-win32?