diff --git a/User/bsp/buzzer_gpio.c b/User/bsp/buzzer_gpio.c
new file mode 100644
index 0000000..18783b9
--- /dev/null
+++ b/User/bsp/buzzer_gpio.c
@@ -0,0 +1,29 @@
+/* Includes ----------------------------------------------------------------- */
+#include "bsp/buzzer_gpio.h"
+#include "bsp/bsp.h"
+#include <gpio.h>
+
+/* Private define ----------------------------------------------------------- */
+/* Private macro ------------------------------------------------------------ */
+/* Private typedef ---------------------------------------------------------- */
+/* Private variables -------------------------------------------------------- */
+
+/* Private function --------------------------------------------------------- */
+/* Exported functions ------------------------------------------------------- */
+
+int8_t BSP_Buzzer_Set(BSP_Buzzer_Status_t s) {
+    switch (s) {
+        case BSP_BUZZER_ON:
+            HAL_GPIO_WritePin(GPIOA, GPIO_PIN_1, GPIO_PIN_SET); // 打开蜂鸣器
+            break;
+        case BSP_BUZZER_OFF:
+            HAL_GPIO_WritePin(GPIOA, GPIO_PIN_1, GPIO_PIN_RESET); // 关闭蜂鸣器
+            break;
+        case BSP_BUZZER_TAGGLE:
+            HAL_GPIO_TogglePin(GPIOA, GPIO_PIN_1); // 切换蜂鸣器状态
+            break;
+        default:
+            return -1; // 无效的状态
+    }
+    return 0; // 成功
+}
\ No newline at end of file
diff --git a/User/bsp/buzzer_gpio.h b/User/bsp/buzzer_gpio.h
new file mode 100644
index 0000000..8e43de4
--- /dev/null
+++ b/User/bsp/buzzer_gpio.h
@@ -0,0 +1,20 @@
+#pragma once
+
+/* Includes ----------------------------------------------------------------- */
+#include <stdint.h>
+
+/* Exported constants ------------------------------------------------------- */
+/* Exported macro ----------------------------------------------------------- */
+/* Exported types ----------------------------------------------------------- */
+
+/* Buzzer状态，设置用 */
+typedef enum
+{
+    BSP_BUZZER_ON,
+    BSP_BUZZER_OFF,
+    BSP_BUZZER_TAGGLE,
+} BSP_Buzzer_Status_t;
+
+/* Exported functions prototypes -------------------------------------------- */
+
+int8_t BSP_Buzzer_Set(BSP_Buzzer_Status_t s);
diff --git a/User/bsp/led_gpio.c b/User/bsp/led_gpio.c
new file mode 100644
index 0000000..0bbfe01
--- /dev/null
+++ b/User/bsp/led_gpio.c
@@ -0,0 +1,39 @@
+/* Includes ----------------------------------------------------------------- */
+#include "bsp/led_gpio.h"
+#include "bsp/bsp.h"
+#include <gpio.h>
+
+/* Private define ----------------------------------------------------------- */
+/* Private macro ------------------------------------------------------------ */
+/* Private typedef ---------------------------------------------------------- */
+/* Private variables -------------------------------------------------------- */
+static uint32_t led_stats; // 使用位掩码记录每个通道的状态
+
+// 定义 LED 引脚映射表
+static const uint16_t LED_PINS[] = {GPIO_PIN_2, GPIO_PIN_3, GPIO_PIN_4};
+
+/* Private function --------------------------------------------------------- */
+/* Exported functions ------------------------------------------------------- */
+int8_t BSP_LED_Set(BSP_LED_Channel_t ch, BSP_LED_Status_t s) {
+    if (ch >= BSP_LED_1 && ch <= BSP_LED_3) {
+        uint16_t pin = LED_PINS[ch - BSP_LED_1]; // 获取对应的 GPIO 引脚
+        switch (s) {
+            case BSP_LED_ON:
+                led_stats |= (1 << ch); // 设置对应位为1
+                HAL_GPIO_WritePin(GPIOA, pin, GPIO_PIN_SET); // 点亮LED
+                break;
+            case BSP_LED_OFF:
+                led_stats &= ~(1 << ch); // 清除对应位为0
+                HAL_GPIO_WritePin(GPIOA, pin, GPIO_PIN_RESET); // 熄灭LED
+                break;
+            case BSP_LED_TAGGLE:
+                led_stats ^= (1 << ch); // 切换对应位
+                HAL_GPIO_TogglePin(GPIOA, pin); // 切换LED状态
+                break;
+            default:
+                return -1; // 无效的状态
+        }
+        return 0; // 成功
+    }
+    return -1; // 无效的通道
+}
\ No newline at end of file
diff --git a/User/bsp/led_gpio.h b/User/bsp/led_gpio.h
new file mode 100644
index 0000000..75d4db5
--- /dev/null
+++ b/User/bsp/led_gpio.h
@@ -0,0 +1,28 @@
+#pragma once
+
+/* Includes ----------------------------------------------------------------- */
+#include <stdint.h>
+
+/* Exported constants ------------------------------------------------------- */
+/* Exported macro ----------------------------------------------------------- */
+/* Exported types ----------------------------------------------------------- */
+
+/* LED灯状态，设置用 */
+typedef enum
+{
+    BSP_LED_ON,
+    BSP_LED_OFF,
+    BSP_LED_TAGGLE,
+} BSP_LED_Status_t;
+
+/* LED通道 */
+typedef enum
+{
+    BSP_LED_1,
+    BSP_LED_2,
+    BSP_LED_3,
+} BSP_LED_Channel_t;
+
+/* Exported functions prototypes -------------------------------------------- */
+
+int8_t BSP_LED_Set(BSP_LED_Channel_t ch, BSP_LED_Status_t s);