diff --git a/app.db b/app.db
index 998d983..5c89753 100644
Binary files a/app.db and b/app.db differ
diff --git a/src/main/java/com/iflytop/a800/controller/DemoController.java b/src/main/java/com/iflytop/a800/controller/DemoController.java
index d57ad50..cd6b861 100644
--- a/src/main/java/com/iflytop/a800/controller/DemoController.java
+++ b/src/main/java/com/iflytop/a800/controller/DemoController.java
@@ -8,6 +8,7 @@ import com.iflytop.a800.resource.TestCard;
 import com.iflytop.a800.resource.TestTube;
 import com.iflytop.a800.task.TubeTestTask;
 import com.iflytop.a800.utils.ScanResultAnalyser;
+import com.iflytop.a800.utils.ScanResultAnalysisAlgo;
 import com.iflytop.uf.UfActiveRecord;
 import com.iflytop.uf.UfActuatorCmdExecutor;
 import com.iflytop.uf.controller.UfApiControllerBase;
@@ -151,4 +152,16 @@ public class DemoController extends UfApiControllerBase {
         var result = analyser.analyse("WB", scanResult);
         return this.success(result);
     }
+
+    @PostMapping("/api/demo/lib-algo-test")
+    @ResponseBody
+    public UfApiResponse libAlgoTest() {
+        var alog = new ScanResultAnalysisAlgo();
+        float[] data = new float[1200];
+        for ( int i=0; i<1200; i++ ) {
+            data[i] = 0;
+        }
+        var result = alog.calculate(data, 3);
+        return this.success(result);
+    }
 }