diff --git a/APP/main.c b/APP/main.c
index ecad744..63d2b4e 100644
--- a/APP/main.c
+++ b/APP/main.c
@@ -127,6 +127,7 @@ static void mf_process_timer_key(key_t *key) {
     return;
   }
   printf("key name:%s\n", key->name);
+  this_device.ozone_module = timingMode;
 
   if (this_device.configuration_mode == false) {
     this_device.configuration_start_time = systicket_get_now_ms();
@@ -147,6 +148,10 @@ static void mf_process_interval_key(key_t *key) {
     return;
   }
   printf("key name:%s\n", key->name);
+  this_device.ozone_module = intermittentMode;
+  this_device.time_led_num = 0;
+  mf_led_rgb_set(false, false, false);
+  stopwork();
   return;
 }
 
@@ -175,7 +180,7 @@ void device_level_process() {
 //定时处理
 void device_time_process() {
   printf("led_num = %d,", this_device.time_led_num);
-  if (this_device.time_led_num > 0) {
+  if (this_device.time_led_num > 0 && this_device.ozone_module == timingMode) {
     if (systicket_haspassedms(this_device.time_led_start_time) > 5000) {
       this_device.time_led_start_time = systicket_get_now_ms();
       this_device.time_led_num = this_device.time_led_num - 1;