|
STM32H743I_EVAL BSP User Manual
|
Defines | |
| #define | DFSDM_OVER_SAMPLING(__FREQUENCY__) |
| #define | DFSDM_CLOCK_DIVIDER(__FREQUENCY__) |
| #define | DFSDM_FILTER_ORDER(__FREQUENCY__) |
| #define | DFSDM_MIC_BIT_SHIFT(__FREQUENCY__) |
| #define | SaturaLH(N, L, H) (((N)<(L))?(L):(((N)>(H))?(H):(N))) |
Define Documentation
| #define DFSDM_CLOCK_DIVIDER | ( | __FREQUENCY__ | ) |
Value:
(__FREQUENCY__ == AUDIO_FREQUENCY_8K) ? 24 \
: (__FREQUENCY__ == AUDIO_FREQUENCY_11K) ? 4 \
: (__FREQUENCY__ == AUDIO_FREQUENCY_16K) ? 24 \
: (__FREQUENCY__ == AUDIO_FREQUENCY_22K) ? 4 \
: (__FREQUENCY__ == AUDIO_FREQUENCY_32K) ? 24 \
: (__FREQUENCY__ == AUDIO_FREQUENCY_44K) ? 4 \
: (__FREQUENCY__ == AUDIO_FREQUENCY_48K) ? 25 : 25 \
Definition at line 179 of file stm32h743i_eval_audio.c.
Referenced by BSP_AUDIO_IN_ConfigMicDefault().
| #define DFSDM_FILTER_ORDER | ( | __FREQUENCY__ | ) |
Value:
(__FREQUENCY__ == AUDIO_FREQUENCY_8K) ? DFSDM_FILTER_SINC3_ORDER \
: (__FREQUENCY__ == AUDIO_FREQUENCY_11K) ? DFSDM_FILTER_SINC3_ORDER \
: (__FREQUENCY__ == AUDIO_FREQUENCY_16K) ? DFSDM_FILTER_SINC3_ORDER \
: (__FREQUENCY__ == AUDIO_FREQUENCY_22K) ? DFSDM_FILTER_SINC3_ORDER \
: (__FREQUENCY__ == AUDIO_FREQUENCY_32K) ? DFSDM_FILTER_SINC4_ORDER \
: (__FREQUENCY__ == AUDIO_FREQUENCY_44K) ? DFSDM_FILTER_SINC3_ORDER \
: (__FREQUENCY__ == AUDIO_FREQUENCY_48K) ? DFSDM_FILTER_SINC3_ORDER : DFSDM_FILTER_SINC5_ORDER \
Definition at line 188 of file stm32h743i_eval_audio.c.
Referenced by BSP_AUDIO_IN_ConfigMicDefault().
| #define DFSDM_MIC_BIT_SHIFT | ( | __FREQUENCY__ | ) |
Value:
(__FREQUENCY__ == AUDIO_FREQUENCY_8K) ? 8 \
: (__FREQUENCY__ == AUDIO_FREQUENCY_11K) ? 8 \
: (__FREQUENCY__ == AUDIO_FREQUENCY_16K) ? 3 \
: (__FREQUENCY__ == AUDIO_FREQUENCY_22K) ? 4 \
: (__FREQUENCY__ == AUDIO_FREQUENCY_32K) ? 7 \
: (__FREQUENCY__ == AUDIO_FREQUENCY_44K) ? 2 \
: (__FREQUENCY__ == AUDIO_FREQUENCY_48K) ? 0 : 4 \
Definition at line 197 of file stm32h743i_eval_audio.c.
Referenced by BSP_AUDIO_IN_ConfigMicDefault().
| #define DFSDM_OVER_SAMPLING | ( | __FREQUENCY__ | ) |
Value:
(__FREQUENCY__ == AUDIO_FREQUENCY_8K) ? 256 \
: (__FREQUENCY__ == AUDIO_FREQUENCY_11K) ? 256 \
: (__FREQUENCY__ == AUDIO_FREQUENCY_16K) ? 128 \
: (__FREQUENCY__ == AUDIO_FREQUENCY_22K) ? 128 \
: (__FREQUENCY__ == AUDIO_FREQUENCY_32K) ? 64 \
: (__FREQUENCY__ == AUDIO_FREQUENCY_44K) ? 64 \
: (__FREQUENCY__ == AUDIO_FREQUENCY_48K) ? 40 : 20 \
Definition at line 170 of file stm32h743i_eval_audio.c.
Referenced by BSP_AUDIO_IN_ConfigMicDefault().
| #define SaturaLH | ( | N, | |
| L, | |||
| H | |||
| ) | (((N)<(L))?(L):(((N)>(H))?(H):(N))) |
Definition at line 207 of file stm32h743i_eval_audio.c.
Referenced by HAL_DFSDM_FilterRegConvCpltCallback(), and HAL_DFSDM_FilterRegConvHalfCpltCallback().
Generated on Wed Aug 23 2017 17:45:14 for STM32H743I_EVAL BSP User Manual by
1.7.6.1