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CC2538: added support for SSI1

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Ulf Knoblich 2015-03-18 19:43:02 +01:00 • committed by Ulf Knoblich
parent 60a301ef9f
commit a388a1bcd7
6 changed files with 487 additions and 173 deletions
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36
core/dev/spi.h
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@ -57,36 +57,36 @@ extern unsigned char spi_busy;
void spi_init(void);
/* Write one character to SPI */
#define SPI_WRITE(data) \
do { \
SPI_WAITFORTx_BEFORE(); \
SPI_TXBUF = data; \
SPI_WAITFOREOTx(); \
#define SPI_WRITE(data) \
do { \
SPI_WAITFORTx_BEFORE(); \
SPI_TXBUF = data; \
SPI_WAITFOREOTx(); \
} while(0)
/* Write one character to SPI - will not wait for end
useful for multiple writes with wait after final */
#define SPI_WRITE_FAST(data) \
do { \
SPI_WAITFORTx_BEFORE(); \
SPI_TXBUF = data; \
SPI_WAITFORTx_AFTER(); \
#define SPI_WRITE_FAST(data) \
do { \
SPI_WAITFORTx_BEFORE(); \
SPI_TXBUF = data; \
SPI_WAITFORTx_AFTER(); \
} while(0)
/* Read one character from SPI */
#define SPI_READ(data) \
do { \
SPI_TXBUF = 0; \
SPI_WAITFOREORx(); \
data = SPI_RXBUF; \
#define SPI_READ(data) \
do { \
SPI_TXBUF = 0; \
SPI_WAITFOREORx(); \
data = SPI_RXBUF; \
} while(0)
/* Flush the SPI read register */
#ifndef SPI_FLUSH
#define SPI_FLUSH() \
do { \
SPI_RXBUF; \
} while(0);
do { \
SPI_RXBUF; \
} while(0)
#endif
#endif /* SPI_H_ */