diff --git a/.vscode/tasks.json b/.vscode/tasks.json
index 2e76498..bfadd51 100644
--- a/.vscode/tasks.json
+++ b/.vscode/tasks.json
@@ -23,9 +23,9 @@
         {
             "label": "Flash",
             "type": "shell",
-            "command": "arduino-cli upload -v -b esp8266:esp8266:nodemcuv2:xtal=80,vt=flash,exception=disabled,stacksmash=enabled,ssl=basic,mmu=3232,non32xfer=fast,eesz=4M,led=2,ip=lm2f,dbg=Disabled,lvl=None____,wipe=none,baud=921600 \"`pwd`/src/app\" -p COM15",
+            "command": "arduino-cli upload -v -b esp8266:esp8266:nodemcuv2:xtal=80,vt=flash,exception=disabled,stacksmash=enabled,ssl=basic,mmu=3232,non32xfer=fast,eesz=4M,led=2,ip=lm2f,dbg=Disabled,lvl=None____,wipe=all,baud=921600 \"`pwd`/src/app\" -p ${input:com_port}",
             "windows":{
-                "command": "arduino-cli upload -v -b esp8266:esp8266:nodemcuv2:xtal=80,vt=flash,exception=disabled,stacksmash=enabled,ssl=basic,mmu=3232,non32xfer=fast,eesz=4M,led=2,ip=lm2f,dbg=Disabled,lvl=None____,wipe=none,baud=921600 ((pwd).path + '/src/app') -p COM15"
+                "command": "arduino-cli upload -v -b esp8266:esp8266:nodemcuv2:xtal=80,vt=flash,exception=disabled,stacksmash=enabled,ssl=basic,mmu=3232,non32xfer=fast,eesz=4M,led=2,ip=lm2f,dbg=Disabled,lvl=None____,wipe=all,baud=921600 ((pwd).path + '/src/app') -p ${input:com_port}"
             },
             "group": "build",
             "presentation": {
@@ -44,5 +44,12 @@
             "dependsOrder": "sequence",
             "dependsOn":["Build", "Flash"]
         }
+    ],
+    "inputs": [
+        {
+            "id":"com_port",
+            "type":"promptString",
+            "description": "target serial port : COMXX"
+        }
     ]
 }
\ No newline at end of file