I bought two Nucleo-H755ZI-Q (NUH755ZIQ$AT3) boards.
Non of them show up as USB devices on either of my computers.
I have tried connecting through the IDE 1.13.1; STLinkUpgrade 3.12.3 and the newest cubeprogrammer. neither can find the device.
I suspected driver issue and reinstalled the en.stsw-link009 driver
Still no luck; also the devices are not shown as "unknown" there is no reaction at all from the PC when i plug and unplug the device.
The MCU is running the preprogrammed program that switches between LD1,2 and 3 when user button is pressed. but except from that; nothing is working.
They also do not show up as
Solved! Go to Solution.