Arduino for STM32

I finally got the WCHSPITool to see the MCU and windows to stop showing it as "unknown USB device (descriptor failed)" under device manager. Turns out it was just the usb driver not being installed correctly after installing the wchspitool. wchspitool installs some drivers automatically but theres ...

did blink work? if blink doesn't work, i'd guess it is nearly a dud, but if usb don't work, it is worth much less than a stm32f103
https://www.stm32duino.com/viewtopic.php?t=786
if they design it from scratch, my guess is usb is one of the more difficult on chip peripheral to clone

Blink works ...