Merge pull request #2 from xmos/pdm_replay

modifications required for pdm replay to work

module_usb_audio/main.xc

@@ -674,21 +674,23 @@ int main()
         }
 #endif
 
+
 #if (XUD_TILE != 0 ) && (AUDIO_IO_TILE != 0)
         /* Run flash code on its own - hope it gets combined */
 #warning Running DFU flash code on its own
         on stdcore[0]: DFUHandler(dfuInterface, null);
 #endif
 
-
+#ifndef PDM_RECORD    
 #if (NUM_PDM_MICS > 0)
         on stdcore[PDM_TILE]: pdm_mic(c_ds_output);
 #ifdef MIC_PROCESSING_USE_INTERFACE
         on stdcore[PDM_TILE].core[0]: pdm_buffer(c_ds_output, c_pdm_pcm, i_mic_process);
 #else
         on stdcore[PDM_TILE].core[0]: pdm_buffer(c_ds_output, c_pdm_pcm);
-#endif
-#endif
+#endif /*MIC_PROCESSING_USE_INTERFACE*/
+#endif /*NUM_PDM_MICS > 0*/
+#endif /*PDM_RECORD*/
 
 
 #ifdef SU1_ADC_ENABLE