void spi_send_lsb_first(uint32_t spi)
{
SPI_CR1(spi) |= SPI_CR1_LSBFIRST;
}
void spi_set_dff_16bit(uint32_t spi)
{
SPI_CR1(spi) |= SPI_CR1_DFF;
}
void spi_set_nss_low(uint32_t spi)
{
SPI_CR1(spi) &= ~SPI_CR1_SSI;
}
void spi_set_clock_phase_0(uint32_t spi)
{
SPI_CR1(spi) &= ~SPI_CR1_CPHA;
}
void spi_set_bidirectional_mode(uint32_t spi)
{
SPI_CR1(spi) |= SPI_CR1_BIDIMODE;
}
void spi_set_slave_mode(uint32_t spi)
{
SPI_CR1(spi) &= ~SPI_CR1_MSTR;
}
void spi_set_clock_polarity_0(uint32_t spi)
{
SPI_CR1(spi) &= ~SPI_CR1_CPOL;
}
void spi_set_next_tx_from_buffer(uint32_t spi)
{
SPI_CR1(spi) &= ~SPI_CR1_CRCNEXT;
}
void spi_set_next_tx_from_crc(uint32_t spi)
{
SPI_CR1(spi) |= SPI_CR1_CRCNEXT;
}
void spi_enable_crc(uint32_t spi)
{
SPI_CR1(spi) |= SPI_CR1_CRCEN;
}
void spi_disable_crc(uint32_t spi)
{
SPI_CR1(spi) &= ~SPI_CR1_CRCEN;
}
void spi_set_bidirectional_transmit_only_mode(uint32_t spi)
{
SPI_CR1(spi) |= SPI_CR1_BIDIMODE;
SPI_CR1(spi) |= SPI_CR1_BIDIOE;
}
void spi_set_bidirectional_receive_only_mode(uint32_t spi)
{
SPI_CR1(spi) |= SPI_CR1_BIDIMODE;
SPI_CR1(spi) &= ~SPI_CR1_BIDIOE;
}
void spi_enable_software_slave_management(uint32_t spi)
{
SPI_CR1(spi) |= SPI_CR1_SSM;
}
void spi_send_msb_first(uint32_t spi)
{
SPI_CR1(spi) &= ~SPI_CR1_LSBFIRST;
}
void spi_set_full_duplex_mode(uint32_t spi)
{
SPI_CR1(spi) &= ~SPI_CR1_RXONLY;
}
void spi_set_master_mode(uint32_t spi)
{
SPI_CR1(spi) |= SPI_CR1_MSTR;
}
void spi_set_receive_only_mode(uint32_t spi)
{
SPI_CR1(spi) |= SPI_CR1_RXONLY;
}
void spi_set_clock_polarity_1(uint32_t spi)
{
SPI_CR1(spi) |= SPI_CR1_CPOL;
}
void spi_disable_software_slave_management(uint32_t spi)
{
SPI_CR1(spi) &= ~SPI_CR1_SSM;
}
void spi_set_clock_phase_1(uint32_t spi)
{
SPI_CR1(spi) |= SPI_CR1_CPHA;
}
void spi_enable_software_slave_management(uint32_t spi)
{
SPI_CR1(spi) |= SPI_CR1_SSM;
/* allow slave select to be an input */
SPI_CR2(spi) &= ~SPI_CR2_SSOE;
}
void spi_enable(uint32_t spi)
{
SPI_CR1(spi) |= SPI_CR1_SPE; /* Enable SPI. */
}
void spi_set_nss_high(uint32_t spi)
{
SPI_CR1(spi) |= SPI_CR1_SSI;
}
void spi_set_unidirectional_mode(uint32_t spi)
{
SPI_CR1(spi) &= ~SPI_CR1_BIDIMODE;
}
void spi_set_dff_8bit(uint32_t spi)
{
SPI_CR1(spi) &= ~SPI_CR1_DFF;
}
