diff --git a/MikuDuino.cpp b/MikuDuino.cpp
index a307063..66febc2 100755
--- a/MikuDuino.cpp
+++ b/MikuDuino.cpp
@@ -11,6 +11,9 @@
  *
  */
 
+int lu_argc;
+char **lu_argv;
+
 int main(int argc,char *argv[])
 {
   //by Small Lu(mo10), Sky Arrow's first son.
diff --git a/MikuDuino.h b/MikuDuino.h
index 7e04bf0..f6ee1a9 100755
--- a/MikuDuino.h
+++ b/MikuDuino.h
@@ -37,7 +37,7 @@
 void setup();
 void loop();
 
-int lu_argc;
-char **lu_argv;
+extern int lu_argc;
+extern char **lu_argv;
 
 #endif
diff --git a/MikuDuino.o b/MikuDuino.o
new file mode 100644
index 0000000..744aafb
Binary files /dev/null and b/MikuDuino.o differ
diff --git a/MikuOled.o b/MikuOled.o
new file mode 100644
index 0000000..28f35f8
Binary files /dev/null and b/MikuOled.o differ
diff --git a/MikuPi.o b/MikuPi.o
new file mode 100644
index 0000000..db69323
Binary files /dev/null and b/MikuPi.o differ
diff --git a/MikuRelay.o b/MikuRelay.o
new file mode 100644
index 0000000..ddc615c
Binary files /dev/null and b/MikuRelay.o differ
diff --git a/MikuSHT2x.o b/MikuSHT2x.o
new file mode 100644
index 0000000..f7434c9
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diff --git a/Wire.o b/Wire.o
new file mode 100644
index 0000000..57b9131
Binary files /dev/null and b/Wire.o differ
diff --git a/examples/arg_oled b/examples/arg_oled
new file mode 100755
index 0000000..cb2d33b
Binary files /dev/null and b/examples/arg_oled differ
diff --git a/examples/arg_oled.cpp b/examples/arg_oled.cpp
old mode 100644
new mode 100755
index 11d672a..9987334
--- a/examples/arg_oled.cpp
+++ b/examples/arg_oled.cpp
@@ -1,39 +1,40 @@
-#include "MikuDuino.h"
-#include "MikuOled.h"
-#include <stdio.h>
-#include<stdlib.h>
-/*
- * arg_oled.cpp:
- *
- *	Show console parameter on Oled
- *
- *	Usage:arg_oled "parameter1" "parameter2" "parameter3" 
- *
- *	Notice:Chinese character set need use GB2312 code!!!
- *
- *	modify mo10(0w0@0w0.pw) 2016-7-9
- *	
- *	https://github.com/bpiq/MikuPi
- *
- */
-
-Miku_Oled oled;
-char buf[20];
-
-void setup(int argc,char *argv[])
-{
-	sayHello();
-	oled.begin();
-	oled.clearDisplay();
-	int i;
-	for(i=1;i<argc;i++){
-		sprintf(buf,"%s\n",argv[i]);
-		oled.drawText(buf);
-		oled.display();
-	}
-}
-
-void loop()
-{
-	exit(0);
-}
+#include "MikuDuino.h"
+#include "MikuOled.h"
+#include <stdio.h>
+#include <stdlib.h>
+
+/*
+ * arg_oled.cpp:
+ *
+ *	Show console parameter on Oled
+ *
+ *	Usage:arg_oled "parameter1" "parameter2" "parameter3" 
+ *
+ *	Notice:Chinese character set need use GB2312 code!!!
+ *
+ *	modify mo10(0w0@0w0.pw) 2016-7-9
+ *	
+ *	https://github.com/bpiq/MikuPi
+ *
+ */
+
+Miku_Oled oled;
+char buf[20];
+
+void setup()
+{
+	sayHello();
+	oled.begin();
+	oled.clearDisplay();
+	int i;
+	for(i=1;i<lu_argc;i++){
+		sprintf(buf,"%s\n",lu_argv[i]);
+		oled.drawText(buf);
+		oled.display();
+	}
+}
+
+void loop()
+{
+	exit(0);
+}
diff --git a/libMikuDuino.so b/libMikuDuino.so
new file mode 100755
index 0000000..7fadd60
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