RCCEx Exported Constants

Modules
	RCC Periph Clock Selection
	RCCEx PLLI2SP Clock Divider
	RCCEx PLLSAIP Clock Divider
	RCCEx PLLSAI DIVR
	RCCEx I2S Clock Source
	RCCEx SAI1 Clock Source
	RCCEx SAI2 Clock Source
	RCCEx CEC Clock Source
	RCCEx USART1 Clock Source
	RCCEx USART2 Clock Source
	RCCEx USART3 Clock Source
	RCCEx UART4 Clock Source
	RCCEx UART5 Clock Source
	RCCEx USART6 Clock Source
	RCCEx UART7 Clock Source
	RCCEx UART8 Clock Source
	RCCEx I2C1 Clock Source
	RCCEx I2C2 Clock Source
	RCCEx I2C3 Clock Source
	RCCEx I2C4 Clock Source
	RCCEx LPTIM1 Clock Source
	RCCEx CLK48 Clock Source
	RCCEx TIM Prescaler Selection
	RCCEx SDMMC1 Clock Source

Detailed Description