Diff: BSP/XNucleoCCA02M1.cpp

Revision:

11:b2f7f79026e4

Parent:

9:4c3d94b67a6b

Child:

14:377677cca2e9

--- a/BSP/XNucleoCCA02M1.cpp	Thu Apr 27 17:05:38 2017 +0200
+++ b/BSP/XNucleoCCA02M1.cpp	Fri Apr 28 17:22:13 2017 +0200
@@ -80,8 +80,10 @@
 
 #ifdef USE_OPEN_PDM2PCM_LIBRARY
     /* Checking input parameters. */
-    if (!((_frequency == 16000) && (_channels == 2)))
-        error("\r\nConfiguration error: Currently only two channels at 16KHz are supported.\n\r");
+    if (!(((_frequency == 16000) && (_channels == 1)) ||
+          ((_frequency == 16000) && (_channels == 2)) ||
+          ((_frequency == 32000) && (_channels == 1))))
+        error("\r\nConfiguration error: Currently only mono@16KHz, stero@16KHz or mono@32KHz are supported.\n\r");
 #endif
 
 	/* Setting configuration. */
@@ -111,11 +113,9 @@
     /* Allocating support buffers. */
     _PDM_buffer_one_ms = (uint16_t *) calloc(_PDM_samples_one_ms, sizeof(uint16_t));
 
-    /* Starting the I2S frequency divider, if needed. */
-    if (_channels == 2) {
-        FrequencyDivider *divider = new FrequencyDivider();
-        divider->start();
-    }
+    /* Starting the I2S frequency divider. */
+    FrequencyDivider *divider = new FrequencyDivider();
+    divider->start();
 
     /* Initializing the PDM to PCM conversion library. */
     if ((_pdm2pcm = new PDM2PCMAudio(_frequency, _channels)) == NULL)