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author | Dean Camera <dean@fourwalledcubicle.com> | 2010-07-29 07:09:57 +0000 |
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committer | Dean Camera <dean@fourwalledcubicle.com> | 2010-07-29 07:09:57 +0000 |
commit | de5b16909a7d9cdedc5194cf74de9ec2e59b4d60 (patch) | |
tree | bc033f4da14ae37f3b785dbb978690d7c40491a8 /LUFA/Drivers/Peripheral | |
parent | 9a97f16b07ea15e327b0d01be238b06623b033d6 (diff) | |
download | lufa-de5b16909a7d9cdedc5194cf74de9ec2e59b4d60.tar.gz lufa-de5b16909a7d9cdedc5194cf74de9ec2e59b4d60.tar.bz2 lufa-de5b16909a7d9cdedc5194cf74de9ec2e59b4d60.zip |
Added support to the AVRISP-MKII project for ISP speeds slower than 125KHz via a new software SPI driver.
Added new SPI_ORDER_* data order masks to the SPI peripheral driver.
Diffstat (limited to 'LUFA/Drivers/Peripheral')
-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) { |