diff --git a/index.js b/index.js
index a369127..bcab905 100644
--- a/index.js
+++ b/index.js
@@ -1,7 +1,4 @@
 // const { SerialPort } = require('serialport')
-
-
-
 // // Create a port
 // const port = new SerialPort({
 //   path: '/com16/tty-usbserial1',
@@ -18,7 +15,14 @@
 //   })
 const { SerialPort } = require('serialport')
 const { ReadlineParser } = require('@serialport/parser-readline')
-const port = new SerialPort({ path: '/com16/ROBOT', baudRate: 9600 })
+const port = new SerialPort({ path: '/com16', baudRate: 9600 })
+
+var str = "";
 
 const parser = port.pipe(new ReadlineParser({ delimiter: '\r\n' }))
-parser.on('data', console.log)
\ No newline at end of file
+parser.on('data', (data) => {
+    if (str != data) {
+        console.log(data);
+    }
+    str = data;
+})
\ No newline at end of file