Raisonance STM32 Primer / STM32 Primer2

Further infos about the STM32 Primer1 and Primer2: www.stm32circle.com.

Workarounds to known problems of the STM32 Primer2: Workarounds.

If the Primer is not detected by the computer, try to recover the firmware:

1. Download the Primer-Restore Package.
2. Plug the USB cable between the computer and the USB-Debug on the Primer.
3. Hold down the power switch while flashing the firmware:
   Primer1 - Restore_Circle_Factory.bat
   Primer2 - Restore_Primer2_Circle_Factory.bat
   
4. Power cycle the device.