diff --git a/app/by_buzzer.c b/app/by_buzzer.c
new file mode 100644
index 0000000..c29e383
--- /dev/null
+++ b/app/by_buzzer.c
@@ -0,0 +1,42 @@
+#include "by_buzzer.h"
+#include "by_rt_button.h"
+
+#include "zf_common_headfile.h"
+#include <string.h>
+
+uint16_t queue_long     = 0;
+const uint32_t max_long = 40;
+uint32_t a[40];
+void queue_init(void)
+{
+    memset(a, 0, sizeof(a));
+}
+
+void queue_add_element(int element)
+{
+    if (queue_long < max_long) {
+        a[queue_long] = element;
+        queue_long += 1;
+    }
+}
+void queue_pop_element(void)
+{
+    memmove(a, &a[1], queue_long * sizeof(a));
+    if (queue_long > 0) {
+        queue_long--;
+    }
+}
+void queue_pop_read(void)
+{
+    while (queue_long != 0) {
+        pwm_init(TIM8_PWM_MAP0_CH1_C6, a[0], 5000);
+        queue_pop_element();
+        system_delay_ms(100);
+        pwm_set_duty(TIM8_PWM_MAP0_CH1_C6, 0);
+    }
+}
+
+void by_buzzer_init(void)
+{
+    pwm_init(TIM8_PWM_MAP0_CH1_C6, 2000, 0);
+}
diff --git a/app/by_buzzer.h b/app/by_buzzer.h
new file mode 100644
index 0000000..9bf9f9a
--- /dev/null
+++ b/app/by_buzzer.h
@@ -0,0 +1,24 @@
+#ifndef _BY_BUZZER_H__
+#define _BY_BUZZER_H__
+
+#include "by_rt_button.h"
+
+#include "stdio.h"
+#include "ch32v30x.h"
+
+#define BY_PRESS_SHORT 2000
+#define BY_PRESS_LONG  2500
+#define BY_FORWARD     1500
+#define BY_BACKWARD    1800
+
+extern void by_buzzer_init(void);
+extern void queue_init(void);
+extern void queue_add_element(int element);
+extern void queue_pop_element(void);
+extern void queue_pop_read(void);
+
+extern uint32_t a[40];
+extern uint16_t queue_long;
+extern const uint32_t max_long;
+extern uint8_t queue_flag;
+#endif
\ No newline at end of file
diff --git a/app/isr.c b/app/isr.c
index 41e16fa..9c47092 100644
--- a/app/isr.c
+++ b/app/isr.c
@@ -37,6 +37,8 @@
 #include "by_rt_button.h"
 #include "by_imu.h"
 #include "jj_blueteeth.h"
+#include "by_buzzer.h"
+
 void NMI_Handler(void) __attribute__((interrupt()));
 void HardFault_Handler(void) __attribute__((interrupt()));
 
@@ -200,9 +202,10 @@ void EXTI9_5_IRQHandler(void)
 
         if (SET == gpio_get_level(E10)) {
             rotate_button = rotate_button_backward;
-
+            queue_add_element(BY_BACKWARD);
         } else {
             rotate_button = rotate_button_forward;
+            queue_add_element(BY_FORWARD);
         }
         EXTI_ClearITPendingBit(EXTI_Line9);
     }
@@ -228,8 +231,11 @@ void EXTI15_10_IRQHandler(void)
             time_via = system_get_tick() - time_via;
             if (time_via > LONG_PRESS_THRESHOLD_TICK) {
                 rotate_button = rotate_button_press_long;
+                queue_add_element(BY_PRESS_LONG);
+
             } else {
                 rotate_button = rotate_button_press_short;
+                queue_add_element(BY_PRESS_SHORT);
             }
             time_via = 0;
             EXTI_ClearITPendingBit(EXTI_Line11);
diff --git a/app/main.c b/app/main.c
index a9903fd..80dc0d3 100644
--- a/app/main.c
+++ b/app/main.c
@@ -28,7 +28,8 @@
 #include "jj_blueteeth.h"
 #include "jj_param.h"
 #include "./page/page_ui_widget.h"
-int falg_false = 0;
+#include "by_buzzer.h"
+
 int main(void)
 {
 
@@ -41,6 +42,7 @@ int main(void)
     by_exit_init();
     by_pwm_init();
     jj_bt_init();
+    by_buzzer_init();
     // while (imu660ra_init())
     //     ;
     jj_param_eeprom_init();
@@ -50,6 +52,8 @@ int main(void)
 
         Page_Run();
         jj_bt_run();
+        queue_pop_read();
+
         if (mt9v03x_finish_flag) {
             // 该操作消耗大概 1970 个 tick，折合约 110us
             memcpy(mt9v03x_image_copy[0], mt9v03x_image[0], (sizeof(mt9v03x_image_copy) / sizeof(uint8_t)));
diff --git a/app/page/page.c b/app/page/page.c
index 740b228..794ddaa 100644
--- a/app/page/page.c
+++ b/app/page/page.c
@@ -89,7 +89,7 @@ uint8_t Page_GetStatus(void)
  */
 void Page_Run(void)
 {
-    uint8_t temp_status = by_get_rb_status(); // 轮询旋钮状态
+    uint8_t temp_status = by_get_rb_status(); // 轮询旋钮状态 
     if(temp_status){
         pagelist[now_page].EventCallback(temp_status);
     }