diff --git a/app/src/main/java/com/stand/standapp/utils/GpioManager.kt b/app/src/main/java/com/stand/standapp/utils/GpioManager.kt
index 9de8d9d..dfa9b20 100644
--- a/app/src/main/java/com/stand/standapp/utils/GpioManager.kt
+++ b/app/src/main/java/com/stand/standapp/utils/GpioManager.kt
@@ -35,8 +35,8 @@ object GpioManager {
             Timber.tag("GPIO").i("Start GPIO listening thread")
             while (mIsRunning) {
                 try {
-                    // 硬件轮询频率优化：50ms 既能保证响应速度，又能降低 CPU 消耗
-                    Thread.sleep(50)
+                    // 硬件轮询频率优化：150ms 既能保证响应速度，又能降低 CPU 消耗
+                    Thread.sleep(150)
                     val manager = mZysjSystemManager ?: continue
                     
                     // 获取 GPIO 1 的值 (0 按下, 1 松开)