Maple Mini Usb Hack for Other Stm32f103 Bootloaders

Normal Stm32f103 blue pill not have usb disconnect transistor if you need upload blue pill bootloader to maple mini you need change code for usb disc (disconnect) out to 1 if you to lazy for change code try my usb hack this hack include short Q2 base to collector with 300 or 220 ohm resistor (i not use) it s drawing 12 ma from 3.3 volt vcc to transistor base on direct short

Baite Maple Mini

Male Jumper

Soldeing Iron

300 ohm or 220 ohm res.

Just Short Q2 Base to emitter by 300 ohm resistor

Or use jumper for easily return orginal state

Clean maple mini with isopropyl alcohol for solder residue Andd you good to go

This my first instructions sorry for my bad english

Thank you for reading my istructions