remove all compile errors. copy f4/irq.yaml file to f3
fix usart1 base adress
rename clock_t because stdio.h use it
fix all clock defines
add sadc.h header file for register definitions
register map for sdadc
add SDADC Base address in memorymap.h
register definitions in sdadc.h complete
cleanups
register definition in rcc.h for sdadc
register definition in pwr.h to power up sdadc
fixes in pwr.h and memorymap.h
pwr.h changes
prescaler for sdadc in rcc.h
sdadc functions
more sdadc functions
sdadc fixes
implement set_gain function
more configuration functions
function prototyps