diff options
Diffstat (limited to 'LUFA/Drivers')
| -rw-r--r-- | LUFA/Drivers/Peripheral/SPI.h | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/LUFA/Drivers/Peripheral/SPI.h b/LUFA/Drivers/Peripheral/SPI.h index d66e9fe24..06a8f1880 100644 --- a/LUFA/Drivers/Peripheral/SPI.h +++ b/LUFA/Drivers/Peripheral/SPI.h @@ -99,6 +99,15 @@ /** SPI data sample mode mask for SPI_Init(). Indicates that the data should be sampled on the trailing edge. */ #define SPI_SAMPLE_TRAILING (1 << CPHA) + + /** SPI data order mask for SPI_Init(). Indicates that data should be shifted out MSB first. */ + #define SPI_ORDER_MSB_FIRST (0 << DORD) + + /** SPI data order mask for SPI_Init(). Indicates that data should be shifted out MSB first. */ + #define SPI_ORDER_LSB_FIRST (1 << DORD) + + /** SPI data sample mode mask for SPI_Init(). Indicates that the data should be sampled on the trailing edge. */ + #define SPI_SAMPLE_TRAILING (1 << CPHA) /** SPI mode mask for SPI_Init(). Indicates that the SPI interface should be initialized into slave mode. */ #define SPI_MODE_SLAVE (0 << MSTR) @@ -111,7 +120,7 @@ * SPI routines. * * \param[in] SPIOptions SPI Options, a mask consisting of one of each of the SPI_SPEED_*, - * SPI_SCK_*, SPI_SAMPLE_* and SPI_MODE_* masks. + * SPI_SCK_*, SPI_SAMPLE_*, SPI_ORDER_* and SPI_MODE_* masks. */ static inline void SPI_Init(const uint8_t SPIOptions) { |