I get STlink error dev target command error ?? with the oem stlink.I can connect to the target with the other stlink v2 no prob I just couldn't upgrade the stlink itself and cube ide didn't like that.MCU is STM32F030I'm using pin 19/20 for 3.3 / g...

YA, I shoulda thought of that, when I stuck it in a USB directly in my PC it worked fine, got the upgrade to work too. (it was on a hub before)newbie mistakeThanks for your help!

I'm not asking about that.I bought your OEM ST-Linkit isn't recognized by cube .it's a new ST-LINK and the latest cube version.Windows chime when I plug in the USB

Thanks for the replyI gave up on that ST-link, I think it's a clone maybe.I did however just buy an OEM ST-link but the latest version of cube programmer doesn't recognize it, I get the windows chime when I plug the USB in no prob.is there some initi...