Merge branch 'writeathon' of ssh://github.com/yennster/mbed-os into rollup

Author: Cruz Monrreal II

drivers/RawSerial.h

@@ -88,6 +88,7 @@ class RawSerial: public SerialBase, private NonCopyable<RawSerial> {
 
     int printf(const char *format, ...);
 
+#if !(DOXYGEN_ONLY)
 protected:
 
     /* Acquire exclusive access to this serial port
@@ -97,6 +98,7 @@ class RawSerial: public SerialBase, private NonCopyable<RawSerial> {
     /* Release exclusive access to this serial port
      */
     virtual void unlock(void);
+#endif
 };
 
 } // namespace mbed

drivers/Serial.h

@@ -63,10 +63,10 @@ class Serial : public SerialBase, public Stream, private NonCopyable<Serial> {
      *  @param tx Transmit pin
      *  @param rx Receive pin
      *  @param name The name of the stream associated with this serial port (optional)
-     *  @param baud The baud rate of the serial port (optional, defaults to MBED_CONF_PLATFORM_DEFAULT_SERIAL_BAUD_RATE)
+     *  @param baud The baud rate of the serial port (optional, defaults to MBED_CONF_PLATFORM_DEFAULT_SERIAL_BAUD_RATE or 9600)
      *
      *  @note
-     *    Either tx or rx may be specified as NC if unused
+     *    Either tx or rx may be specified as NC (Not Connected) if unused
      */
     Serial(PinName tx, PinName rx, const char *name = NULL, int baud = MBED_CONF_PLATFORM_DEFAULT_SERIAL_BAUD_RATE);
 
@@ -78,7 +78,7 @@ class Serial : public SerialBase, public Stream, private NonCopyable<Serial> {
      *  @param baud The baud rate of the serial port
      *
      *  @note
-     *    Either tx or rx may be specified as NC if unused
+     *    Either tx or rx may be specified as NC (Not Connected) if unused
      */
     Serial(PinName tx, PinName rx, int baud);
 
@@ -99,13 +99,15 @@ class Serial : public SerialBase, public Stream, private NonCopyable<Serial> {
         return SerialBase::writeable();
     }
 
+#if !(DOXYGEN_ONLY)
 protected:
     virtual int _getc();
     virtual int _putc(int c);
     virtual void lock();
     virtual void unlock();
 
     PlatformMutex _mutex;
+#endif
 };
 
 } // namespace mbed