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lpc43xx/ssp: Add ssp_transfer

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Ben Gamari 2013-06-30 20:03:12 -04:00 committed by Piotr Esden-Tempski
parent 0d29b1d2d6
commit e8af7a98ee
2 changed files with 9 additions and 0 deletions
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2
include/libopencm3/lpc43xx/ssp.h
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@ -196,6 +196,8 @@ void ssp_init(ssp_num_t ssp_num,
u16 ssp_transfer(ssp_num_t ssp_num, u16 data);
uint16_t ssp_transfer(ssp_num_t ssp_num, uint16_t data);
END_DECLS
/**@}*/

7
lib/lpc43xx/ssp.c
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@ -134,5 +134,12 @@ uint16_t ssp_transfer(ssp_num_t ssp_num, uint16_t data)
return SSP_DR(ssp_port);
}
uint16_t ssp_transfer(ssp_num_t ssp_num, uint16_t data)
{
ssp_write(ssp_num, data);
return ssp_read(ssp_num);
}
/**@}*/