/* SPI Enable the CRC. 
The SPI peripheral is set to use a CRC field for transmit and receive. */
void spi_enable_crc(uint32_t spi)
/* SPI Enable the CRC. 
The SPI peripheral is set to use a CRC field for transmit and receive. */
void spi_enable_crc(uint32_t spi)
{
	SPI_CR1(spi) |= SPI_CR1_CRCEN;
}