INPUT_DEVICE_DIGITAL_MIC is only used within STM32412G-Discovery.
 
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INPUT_DEVICE_DIGITAL_MIC macro

Syntax

#define INPUT_DEVICE_DIGITAL_MIC ((uint32_t)(INPUT_DEVICE_DIGITAL_MIC1 | INPUT_DEVICE_DIGITAL_MIC2))

References

LocationText
stm32412g_discovery_audio.h:237
#define INPUT_DEVICE_DIGITAL_MIC ((uint32_t)(INPUT_DEVICE_DIGITAL_MIC1 | INPUT_DEVICE_DIGITAL_MIC2))
stm32412g_discovery_audio.c:776
return BSP_AUDIO_IN_InitEx(INPUT_DEVICE_DIGITAL_MIC, AudioFreq, BitRes, ChnlNbr);
stm32412g_discovery_audio.c:1037
if (hAudioIn.InputDevice == INPUT_DEVICE_DIGITAL_MIC)