diff --git a/wiringPi/wiringSerial.c b/wiringPi/wiringSerial.c
index ca976a9..cdc4dd1 100644
--- a/wiringPi/wiringSerial.c
+++ b/wiringPi/wiringSerial.c
@@ -159,6 +159,17 @@ void serialPuts (const int fd, const char *s)
 }
 
 /*
+ * serialPuts:
+ *	Send binarys to serial port
+ *********************************************************************************
+ */
+
+void serialPutBin (const int fd, const char *bin, unsigned int size)
+{
+  write (fd, bin, size) ;
+}
+
+/*
  * serialPrintf:
  *	Printf over Serial
  *********************************************************************************
diff --git a/wiringPi/wiringSerial.h b/wiringPi/wiringSerial.h
index 430dc73..63514c5 100644
--- a/wiringPi/wiringSerial.h
+++ b/wiringPi/wiringSerial.h
@@ -29,6 +29,7 @@ extern void  serialClose     (const int fd) ;
 extern void  serialFlush     (const int fd) ;
 extern void  serialPutchar   (const int fd, const unsigned char c) ;
 extern void  serialPuts      (const int fd, const char *s) ;
+extern void  serialPutBin    (const int fd, const char *bin, unsigned int size) ;
 extern void  serialPrintf    (const int fd, const char *message, ...) ;
 extern int   serialDataAvail (const int fd) ;
 extern int   serialGetchar   (const int fd) ;