A development board for the STM32F042 TSSOP package

Andy Brown¬†designed a¬†development board for the STM32F042 in the TSSOP20 package: Development board features USB. The 042 series supports USB and although 32Kb is not a lot of space to include a USB driver and your application logic it does make sense to hook up those USB data lines and thereby enable USB device development. […]