SPI Exported Constants

Modules
	SPI Error Code
	SPI Mode
	SPI Direction Mode
	SPI Data Size
	SPI Clock Polarity
	SPI Clock Phase
	SPI Slave Select Management
	SPI BaudRate Prescaler
	SPI MSB LSB Transmission
	SPI TI Mode
	SPI CRC Calculation
	SPI Interrupt Definition
	SPI Flags Definition