diff --git a/platform/data_structure/gpio_com_frame.json b/platform/data_structure/gpio_com_frame.json
index e6b5b80..879af73 100644
--- a/platform/data_structure/gpio_com_frame.json
+++ b/platform/data_structure/gpio_com_frame.json
@@ -4,7 +4,8 @@
         "GpioHdr": {
             "action": "uint8",
             "pin_id": "uint8",
-            "value": "uint8"
+            "value": "uint8",
+            "time_period": "uint16"
         }
     }
 }