diff --git a/examples/TestGlis.ino b/examples/TestGlis.ino
new file mode 100644
index 0000000..608687b
--- /dev/null
+++ b/examples/TestGlis.ino
@@ -0,0 +1,37 @@
+//TestGlis.ino  Display values and average
+//use TerSer
+#define aadd 0x68*2  // adresse 8bits du 6050 .. a faire mieux
+
+// variables AcX ... defined in Gy521.h
+volatile int16_t iniAcZ,mAcZ;
+volatile int16_t iniGyX,mGyX;
+volatile int16_t  acumAcZ;
+
+#include "Witty.h"
+#include "TerSer.h"
+#include "I2Ctwi.h"
+#include "Gy521.h" 
+#include "Glis.h" 
+
+void setup() {
+  SetupWitty();
+  SetupI2Ctwi();
+  SetupGy521();
+  SetupTerSer();
+  DelMs(1000); // Put in place/stabilization time
+   AcZ=ReadWordAt(0x3F);
+   IniGlis1(AcZ); iniAcZ=AcZ;
+   GyX=ReadWordAt(0x43);
+   IniGlis2(GyX); iniGyX=GyX;
+}
+
+void loop() { 
+    Text("Gy521 initial values"); CR();
+    Text("iniAcZ "); Dec16s(iniAcZ); Text("       iniGyX "); Dec16s(iniGyX); CR();
+       while(1){
+          AcZ=ReadWordAt(0x3F);    GyX=ReadWordAt(0x43);
+          Text("   AcZ "); Dec16s(AcZ); Dec8s((AcZ-iniAcZ)/16); Text("%%"); 
+          Text("   GyX "); Dec16s(GyX); Dec8s((GyX-iniGyX)/16); Text("%%"); CR();    
+          DelMs (500);
+       }  // end while
+}  // end loop