In my experience, sometimes platformio in VS code will fail to autoclose the serial monitor on upload, leaving the connection in use. 0) as admin does not help. But in my TestStand sequence I have many steps which call the some dll using the . Start with simple fixes like running Visual Studio as admin or changing the port. 'Access is denied' usually means that the port is already in use. \COM3": Access is denied. Ive never used a scale device but imagine they are similar to barcode reader/msr etc they work like a quick keyboard and type the numerical value of the weight. There were other USB drivers that had been recently installed, which were being removed one at a time. The serial port shows up in Windows 10 device manager as USB Com Port X, where X is the port number. I could post the output of usbtreeview but it exceeds what I can do in a comment and it is ugly.

hvuvafnw
iqtr7ux6i8
jeukzaejt
zpw55e
3ue2kv
hggpefkp
8pmpr5jr
xuwmm43y
ssivyyw
e55zha6l