diff --git a/assets/User_code/device/led.c b/assets/User_code/device/led.c
index 9ae734d..8447df2 100644
--- a/assets/User_code/device/led.c
+++ b/assets/User_code/device/led.c
@@ -12,31 +12,22 @@
 /* Private macro ------------------------------------------------------------ */
 /* Private typedef ---------------------------------------------------------- */
 
-DEVICE_LED_t LED_Map={
- BSP_GPIO_BLUE,
-BSP_PWM_TIM5_CH1,
-};
 
-int8_t BSP_LED_Set(char sign,DEVICE_LED_t ch,bool value,float duty_cycle)
+int8_t LED_PWMSet(BSP_PWM_Channel_t channel,float duty_cycle)
 {
-	switch(sign){
-		case 'p':
-		case 'P':
+
 			    if (duty_cycle < 0.0f || duty_cycle > 1.0f) {
                 return DEVICE_ERR_NULL; // 错误：占空比超出范围
-            }
-				uint16_t pulse = (uint16_t)(duty_cycle * (float)UINT16_MAX);
-		BSP_PWM_Start(LED_Map.channel);
-		BSP_PWM_SetComp(LED_Map.channel, pulse);
-			break;
-	
-		case 'g':
-		case 'G':
-		BSP_GPIO_WritePin(LED_Map.gpio,value);
-		break;
-	default:
-            return DEVICE_ERR_INITED; // 错误：无效的控制方式
-	}
+				}
+		uint16_t pulse = (uint16_t)(duty_cycle * (float)UINT16_MAX);
+		BSP_PWM_Start(channel);
+		BSP_PWM_SetComp(channel, pulse);
+		return DEVICE_OK;
+}
+
+int8_t LED_GPIOSet(BSP_GPIO_t gpio,bool value)		
+{					
+		BSP_GPIO_WritePin(gpio,value);
 	return DEVICE_OK;
 }
 
diff --git a/assets/User_code/device/led.h b/assets/User_code/device/led.h
index 39fa98b..7765a57 100644
--- a/assets/User_code/device/led.h
+++ b/assets/User_code/device/led.h
@@ -14,19 +14,14 @@ extern "C" {
 /* Exported macro ----------------------------------------------------------- */
 /* Exported types ----------------------------------------------------------- */
 
-
-/* LED ??? */
 typedef struct {
 BSP_GPIO_t gpio;
 BSP_PWM_Channel_t channel;	
 } DEVICE_LED_t;
 
-
- extern DEVICE_LED_t LED_Map;
 /* Exported functions prototypes -------------------------------------------- */
-
-
-int8_t BSP_LED_Set(char sign,DEVICE_LED_t ch,bool value,float duty_cycle);
+int8_t LED_PWMSet(BSP_PWM_Channel_t channel,float duty_cycle);
+int8_t LED_GPIOSet(BSP_GPIO_t gpio,bool value);
 
 #ifdef __cplusplus
 }