Quentin Roche / X_NUCLEO_CCA02M1

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Dependencies:   ST_FREQUENCY_DIVIDER ST_I2S USBDEVICE

Fork of X_NUCLEO_CCA02M1 by ST

Files at this revision

API Documentation at this revision

Revision 7:9d6a4a53e640, committed 2017-04-21

Comitter:
davide.aliprandi@st.com
Date:
Fri Apr 21 19:39:43 2017 +0200
Parent:
6:9b8bc842aeb3
Child:
8:4b5736648043
Commit message:
Closed PDM2PCM library removed.

Changed in this revision

BSP/PDM2PCMAudio.cpp Show annotated file Show diff for this revision Revisions of this file 
--- a/BSP/PDM2PCMAudio.cpp	Fri Apr 21 19:39:27 2017 +0200
+++ b/BSP/PDM2PCMAudio.cpp	Fri Apr 21 19:39:43 2017 +0200
@@ -83,12 +83,13 @@
     switch (decimation_factor)
     {
         case 64:
-            for (uint32_t index = 0; index < 1/*_channels*/; index++) {
+            for (uint32_t index = 0; index < _channels; index++) {
 #ifdef PDM2PCM_AUDIO_DEBUG
                 _pdm2pcm_audio_signal = 1;
 #endif
 #ifdef USE_OPEN_PDM2PCM_LIBRARY
                 Open_PDM_Filter(&((uint8_t *) input_buffer)[index], (uint16_t *) &(output_buffer[index]), volume, (TPDMFilter_InitStruct *) &_PDM2PCM_filter[index]);
+                index++;
 #else                
                 PDM_Filter_64_LSB(&((uint8_t *) input_buffer)[index], (uint16_t *) &(output_buffer[index]), volume, (PDMFilter_InitStruct *) &_PDM2PCM_filter[index]);
 #endif
@@ -100,11 +101,18 @@
 
         case 128:
             for (uint32_t index = 0; index < _channels; index++) {
+#ifdef PDM2PCM_AUDIO_DEBUG
+                _pdm2pcm_audio_signal = 1;
+#endif
 #ifdef USE_OPEN_PDM2PCM_LIBRARY
                 Open_PDM_Filter(&((uint8_t *) input_buffer)[index], (uint16_t *) &(output_buffer[index]), volume, (TPDMFilter_InitStruct *) &_PDM2PCM_filter[index]);
+                index++;
 #else                
                 PDM_Filter_128_LSB(&((uint8_t *) input_buffer)[index], (uint16_t *) &(output_buffer[index]), volume, (PDMFilter_InitStruct *) &_PDM2PCM_filter[index]);
 #endif
+#ifdef PDM2PCM_AUDIO_DEBUG
+                _pdm2pcm_audio_signal = 0;
+#endif
             }
             break;