diff options
Diffstat (limited to 'os/ex/ST/l3gd20.h')
| -rw-r--r-- | os/ex/ST/l3gd20.h | 28 |
1 files changed, 21 insertions, 7 deletions
diff --git a/os/ex/ST/l3gd20.h b/os/ex/ST/l3gd20.h index 8e02ccf03..a8249fcf9 100644 --- a/os/ex/ST/l3gd20.h +++ b/os/ex/ST/l3gd20.h @@ -48,7 +48,7 @@ * @{ */ /** - * @brief L3GD20 SPI interface selector. + * @brief L3GD20 SPI interface switch. * @details If set to @p TRUE the support for SPI is included. * @note The default is @p TRUE. */ @@ -57,7 +57,7 @@ #endif /** - * @brief L3GD20 I2C interface selector. + * @brief L3GD20 I2C interface switch. * @details If set to @p TRUE the support for I2C is included. * @note The default is @p FALSE. */ @@ -66,6 +66,16 @@ #endif /** + * @brief L3GD20 shared SPI switch. + * @details If set to @p TRUE the device acquires SPI bus ownership + * on each transaction. + * @note The default is @p FALSE. Requires SPI_USE_MUTUAL_EXCLUSION + */ +#if !defined(L3GD20_SHARED_SPI) || defined(__DOXYGEN__) +#define L3GD20_SHARED_SPI FALSE +#endif + +/** * @brief Number of acquisitions for bias removal * @details This is the number of acquisitions performed to compute the * bias. A repetition is required in order to remove noise. @@ -87,8 +97,8 @@ /* Derived constants and error checks. */ /*===========================================================================*/ -#if L3GD20_USE_SPI && L3GD20_USE_I2C -#error "L3GD20_USE_SPI and L3GD20_USE_I2C cannot be both true" +#if !(L3GD20_USE_SPI ^ L3GD20_USE_I2C) +#error "L3GD20_USE_SPI and L3GD20_USE_I2C cannot be both true or both false" #endif #if L3GD20_USE_SPI && !HAL_USE_SPI @@ -99,6 +109,10 @@ #error "L3GD20_USE_I2C requires HAL_USE_I2C" #endif +#if L3GD20_SHARED_SPI && !SPI_USE_MUTUAL_EXCLUSION +#error "L3GD20_SHARED_SPI requires SPI_USE_MUTUAL_EXCLUSION" +#endif + /*===========================================================================*/ /* Driver data structures and types. */ /*===========================================================================*/ @@ -111,9 +125,9 @@ * @brief L3GD20 full scale */ typedef enum { - L3GD20_FS_250DPS = 0x00, /**< Full scale 250 degree per second. */ - L3GD20_FS_500DPS = 0x10, /**< Full scale 500 degree per second. */ - L3GD20_FS_2000DPS = 0x20 /**< Full scale 2000 degree per second. */ + L3GD20_FS_250DPS = 0x00, /**< Full scale 250 degree per second. */ + L3GD20_FS_500DPS = 0x10, /**< Full scale 500 degree per second. */ + L3GD20_FS_2000DPS = 0x20 /**< Full scale 2000 degree per second. */ }l3gd20_fs_t; /** |