diff --git a/app/src/main/cpp/GPIOControl.cpp b/app/src/main/cpp/GPIOControl.cpp
index 2906e04e..e1dfbd5d 100644
--- a/app/src/main/cpp/GPIOControl.cpp
+++ b/app/src/main/cpp/GPIOControl.cpp
@@ -26,7 +26,9 @@ std::mutex GpioControl::m_locker;
 std::vector<GpioControl::ITEM> GpioControl::m_items;
 bool GpioControl::m_cameraPowerStatus = false;
 
-#if 0
+#define ENABLE_GPIO_TRACING
+
+#ifdef ENABLE_GPIO_TRACING
 class GpioDebugLogger
 {
 public:
@@ -38,6 +40,14 @@ public:
         CreateEmptyFile(m_path + ".enter");
     }
 
+    GpioDebugLogger(int cmd)
+    {
+        m_startTime = GetMicroTimeStamp();
+        m_path = std::string("/sdcard/com.xypower.mpapp/tmp/") + std::to_string(cmd) + std::string("_") + std::to_string(m_startTime) + "_get";
+
+        CreateEmptyFile(m_path + ".enter");
+    }
+
     ~GpioDebugLogger()
     {
         uint64_t ts = (GetMicroTimeStamp() - m_startTime);
@@ -85,7 +95,7 @@ size_t GpioControl::turnOnImpl(const IOT_PARAM& param)
 
     if (oldRef == 0/* || param.cmd != CMD_SET_3V3_PWR_EN*/)
     {
-#if 0
+#ifdef ENABLE_GPIO_TRACING
         GpioDebugLogger logger(param.cmd, param.value);
 #endif
         fd = open(GPIO_NODE_MP, O_RDONLY);
@@ -114,7 +124,7 @@ void GpioControl::setInt(int cmd, int value)
     // param.cmd = cmd;
     // param.value = value;
 
-#if 0
+#ifdef ENABLE_GPIO_TRACING
     GpioDebugLogger logger(cmd, value);
 #endif
     int fd = open(GPIO_NODE_MP, O_RDONLY);
@@ -132,6 +142,9 @@ void GpioControl::setInt(int cmd, int value)
 
 int GpioControl::getInt(int cmd)
 {
+#ifdef ENABLE_GPIO_TRACING
+    GpioDebugLogger logger(cmd);
+#endif
     int fd = open(GPIO_NODE_MP, O_RDONLY);
     // LOGE("get_int fd=%d,cmd=%d\r\n",fd, cmd);
     if( fd > 0 )