diff options
| author | Dean <Dean@d5102386-fcda-11dd-9fdb-3debd5008f28> | 2011-01-16 16:13:22 +0000 |
|---|---|---|
| committer | Dean <Dean@d5102386-fcda-11dd-9fdb-3debd5008f28> | 2011-01-16 16:13:22 +0000 |
| commit | 7bbfac48d27aa89d356ef9aee31f2e54de397840 (patch) | |
| tree | b7aa3d7301faae4fd138e0b1d95657f41425ea40 /LUFA/Drivers/Peripheral | |
| parent | c9021e1d999462f77369f37bdfc7872b0d799652 (diff) | |
Added new ADC_GET_CHANNEL_MASK() convenience macro to the ADC driver.
git-svn-id: http://lufa-lib.googlecode.com/svn/trunk@1634 d5102386-fcda-11dd-9fdb-3debd5008f28
Diffstat (limited to 'LUFA/Drivers/Peripheral')
| -rw-r--r-- | LUFA/Drivers/Peripheral/AVRU4U6U7/ADC.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/LUFA/Drivers/Peripheral/AVRU4U6U7/ADC.h b/LUFA/Drivers/Peripheral/AVRU4U6U7/ADC.h index 9d6e91bc..5f4b034e 100644 --- a/LUFA/Drivers/Peripheral/AVRU4U6U7/ADC.h +++ b/LUFA/Drivers/Peripheral/AVRU4U6U7/ADC.h @@ -90,6 +90,13 @@ #error Do not include this file directly. Include LUFA/Drivers/Peripheral/ADC.h instead. #endif + /* Private Interface - For use in library only: */ + #if !defined(__DOXYGEN__) + /* Macros: */ + #define _ADC_GET_MUX_MASK2(y) ADC_CHANNEL ## y + #define _ADC_GET_MUX_MASK(y) _ADC_GET_MUX_MASK2(y) + #endif + /* Public Interface - May be used in end-application: */ /* Macros: */ /** \name ADC Reference Configuration Masks */ @@ -235,6 +242,15 @@ */ #define ADC_INT_TEMP_SENS ((1 << 8) | (0x07 << MUX0)) #endif + + /** Retrieves the ADC MUX mask for the given ADC channel number. + * + * \note This macro will only work correctly on channel numbers that are compile-time + * constants defined by the preprocessor. + * + * \param[in] Channel Index of the ADC channel whose MUX mask is to be retrieved. + */ + #define ADC_GET_CHANNEL_MASK(Channel) _ADC_GET_MUX_MASK(Channel) //@} /* Inline Functions: */ |