Xiaofei Qiu / Xbee

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Diff: Xbee.cpp

Revision:
28:8fdfd5bffe15
Parent:
27:6bd26aff87e6
Child:
29:7b328499f9cf
--- a/Xbee.cpp	Sat Nov 28 06:11:43 2015 +0000
+++ b/Xbee.cpp	Sat Nov 28 13:47:44 2015 +0000
@@ -19,18 +19,31 @@
 
 void Xbee::Send(const char& buffer)
 {
-    if(_xbee.writeable())
+    while(1)
     {
-        _xbee.putc(buffer);
+        if(_xbee.writeable())
+        {
+            _xbee.putc(buffer);
+            _xbee.putc('\0');
+        }
+        if(_xbee.readable())
+        {
+            break;
+        }
     }
 }
 
 void Xbee::Recv(char& buffer)
 {
-    while(!_xbee.readable()){}
-    
-    if(_xbee.readable())
+    while(1)
     {
-        buffer = _xbee.getc();
+        if(!_xbee.readable())
+        {
+            _xbee.putc('\0');
+        }
+        else
+        {
+            buffer = _xbee.getc();
+        }
     }
 }
\ No newline at end of file