Diff: USBHostDac.h

Revision:

2:4afe26b3d48b

Parent:

1:9ff4cba6524d

--- a/USBHostDac.h	Wed Sep 30 06:04:31 2015 +0000
+++ b/USBHostDac.h	Wed Sep 30 06:08:15 2015 +0000
@@ -33,7 +33,7 @@
 #define USBDAC_
 
 /**
- * A class to communicate a USB dac (only 48kHz,16bit,2ch)
+ * A class to communicate a USB dac (send:only 48kHz,16bit,2ch , receive:only 48kHz,16bit,1ch)
  */
 class USBHostDac : public IUSBEnumerator {
 public:
@@ -63,7 +63,7 @@
     bool connected();
 
     /**
-    * Data send : It's sent by the 1536byte unit.
+    * Data send : only 48kHz,16bit,2ch. It's sent by the 1536byte unit.
     *
     * @param buf pointer on a buffer which will be written
     * @param len length of the transfer
@@ -74,7 +74,7 @@
     uint32_t send(uint8_t* buf, uint32_t len, bool flush = true);
 
     /**
-    * Data receive
+    * Data receive : only 48kHz,16bit,1ch
     *
     * @param buf pointer on a buffer which will be read
     * @param len length of the transfer