diff --git a/app/src/main/java/com/yinuo/safetywatcher/watcher/ui/HomeActivity.kt b/app/src/main/java/com/yinuo/safetywatcher/watcher/ui/HomeActivity.kt
index d9825d5..218a624 100644
--- a/app/src/main/java/com/yinuo/safetywatcher/watcher/ui/HomeActivity.kt
+++ b/app/src/main/java/com/yinuo/safetywatcher/watcher/ui/HomeActivity.kt
@@ -21,6 +21,7 @@ import com.yinuo.safetywatcher.watcher.port.GasPortUtils
 import com.yinuo.safetywatcher.watcher.services.HeartbeatService
 import com.yinuo.safetywatcher.watcher.ui.view.ConfirmDialog
 import com.yinuo.safetywatcher.watcher.utils.BatteryHelper
+import com.yinuo.safetywatcher.watcher.utils.GPIOUtils
 import com.yinuo.safetywatcher.watcher.utils.LztekUtil
 import com.yinuo.safetywatcher.watcher.utils.RecordHelper
 import com.yinuo.safetywatcher.watcher.utils.SimHelper
@@ -101,7 +102,8 @@ class HomeActivity : NoOptionsActivity() {
         // 启动录制编码
         RecordHelper.startRecording()
         // TODO 开启GPIO
-
+        GPIOUtils.setGpioDirection(123, "out")
+        GPIOUtils.setGpioValue(123, 1)
         setForCamera()
     }
 
@@ -109,7 +111,7 @@ class HomeActivity : NoOptionsActivity() {
         // 暂停录制编码
         RecordHelper.stopRecording()
         // TODO 关闭GPIO
-
+        GPIOUtils.setGpioValue(123, 0)
         // 关闭视频播放
         mClient?.stop()
         mClient = null