use the BS/BR method for setting and clearing bits to avoid messing with other bits on the port
use the BS/BR method for setting and clearing bits to avoid messing with other bits on the port

jgowans/stm32f0_devel,Azizou/stm32f0_devel,jgowans/stm32f0_devel,Azizou/stm32f0_devel,jgowans/stm32f0_devel,Azizou/stm32f0_devel