diff --git a/core/wiring.c b/core/wiring.c
index d82950e2d..d9c3c426b 100755
--- a/core/wiring.c
+++ b/core/wiring.c
@@ -220,6 +220,16 @@ void serialWrite(unsigned char c)
 	uartSendByte(c);
 }
 
+int serialAvailable()
+{
+    return uartGetRxBuffer()->datalength;
+}
+
+int serialRead()
+{
+    return uartGetByte();
+}
+
 void printMode(int mode)
 {
 	// do nothing, we only support serial printing, not lcd.
diff --git a/core/wiring.h b/core/wiring.h
index d63ec9cfb..18a05ae00 100755
--- a/core/wiring.h
+++ b/core/wiring.h
@@ -67,6 +67,8 @@ void setup(void);
 void loop(void);
 void beginSerial(int);
 void serialWrite(unsigned char);
+int serialAvailable();
+int serialRead();
 void print(const char *, ...);
 void printMode(int);