diff --git a/USER/Key/Key.c b/USER/Key/Key.c
index beeb23a..784e385 100644
--- a/USER/Key/Key.c
+++ b/USER/Key/Key.c
@@ -9,9 +9,9 @@
 u8 flag = 0;
 
 /**-------------------------------------------------------
-  * @函数名 KEY_INIT
-  * @功能   按键初始化
-  * @返回值 无
+  * @鍑芥暟鍚� KEY_INIT
+  * @鍔熻兘   鎸夐敭鍒濆鍖�
+  * @杩斿洖鍊� 鏃�
 ***------------------------------------------------------*/
 void KEY_INIT()
 {
@@ -20,23 +20,23 @@ void KEY_INIT()
 }
 
 /**-------------------------------------------------------
-  * @函数名 KEY_GPIO_INIT
-  * @功能   按键GPIO初始化
-  * @返回值 无
+  * @鍑芥暟鍚� KEY_GPIO_INIT
+  * @鍔熻兘   鎸夐敭GPIO鍒濆鍖�
+  * @杩斿洖鍊� 鏃�
 ***------------------------------------------------------*/
 void KEY_GPIO_INIT(){
 	GPIO_InitTypeDef GPIO_InitStructure;
-	RCC_APB2PeriphClockCmd(KEY_CLOCK, ENABLE);	//使能对应端口时钟
+	RCC_APB2PeriphClockCmd(KEY_CLOCK, ENABLE);	//浣胯兘瀵瑰簲绔彛鏃堕挓
 
 	GPIO_InitStructure.GPIO_Pin  = KEY_Pin;//KEY_Pin
-	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IPU; //设置成上拉输入
- 	GPIO_Init(KEY_PORT, &GPIO_InitStructure);//初始化key_GPIO
+	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IPU; //璁剧疆鎴愪笂鎷夎緭鍏�
+ 	GPIO_Init(KEY_PORT, &GPIO_InitStructure);//鍒濆鍖杒ey_GPIO
 }
 
 /**-------------------------------------------------------
-  * @函数名 KEY_NVIC_INIT
-  * @功能   按键按下时为低电平0
-  * @返回值 无
+  * @鍑芥暟鍚� KEY_NVIC_INIT
+  * @鍔熻兘   鎸夐敭鎸変笅鏃朵负浣庣數骞�0
+  * @杩斿洖鍊� 鏃�
 ***------------------------------------------------------*/
 void KEY_NVIC_INIT()
 {
@@ -45,71 +45,72 @@ void KEY_NVIC_INIT()
 
 
 
-    /* 初始化KEY按键为中断模式 */
+    /* 鍒濆鍖朘EY鎸夐敭涓轰腑鏂ā寮� */
 
 	/* Connect Button EXTI Line to Button GPIO Pin */
-	/* 将KEY按键对应的管脚连接到内部中断线 */    
-	RCC_APB2PeriphClockCmd(RCC_APB2Periph_AFIO,ENABLE);	//使能复用功能时钟
+	/* 灏咾EY鎸夐敭瀵瑰簲鐨勭鑴氳繛鎺ュ埌鍐呴儴涓柇绾� */    
+	RCC_APB2PeriphClockCmd(RCC_APB2Periph_AFIO,ENABLE);	//浣胯兘澶嶇敤鍔熻兘鏃堕挓
 
-    //GPIOE.2 中断线以及中断初始化配置   下降沿触发
+    //GPIOE.2 涓柇绾夸互鍙婁腑鏂垵濮嬪寲閰嶇疆   涓嬮檷娌胯Е鍙�
   	GPIO_EXTILineConfig(KEY_PORT_SOURCE,KEY_PIN_SOURCE);
 
   	EXTI_InitStructure.EXTI_Line=KEY_EXIT_LINE;	//KEY2
   	EXTI_InitStructure.EXTI_Mode = EXTI_Mode_Interrupt;	
   	EXTI_InitStructure.EXTI_Trigger = EXTI_Trigger_Falling;
   	EXTI_InitStructure.EXTI_LineCmd = ENABLE;
-  	EXTI_Init(&EXTI_InitStructure);	 	//根据EXTI_InitStruct中指定的参数初始化外设EXTI寄存器
+  	EXTI_Init(&EXTI_InitStructure);	 	//鏍规嵁EXTI_InitStruct涓寚瀹氱殑鍙傛暟鍒濆鍖栧璁綞XTI瀵勫瓨鍣�
 
 
 	/* Enable and set Button EXTI Interrupt to the lowest priority */
-	NVIC_InitStructure.NVIC_IRQChannel = KEY_NVIC_IRQChannel;			//使能按键WK_UP所在的外部中断通道
-  	NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0x02;	//抢占优先级2， 
-  	NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0x00;					//子优先级0
-  	NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;								//使能外部中断通道
+	NVIC_InitStructure.NVIC_IRQChannel = KEY_NVIC_IRQChannel;			//浣胯兘鎸夐敭WK_UP鎵�鍦ㄧ殑澶栭儴涓柇閫氶亾
+  	NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0x02;	//鎶㈠崰浼樺厛绾�2锛� 
+  	NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0x00;					//瀛愪紭鍏堢骇0
+  	NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;								//浣胯兘澶栭儴涓柇閫氶亾
   	NVIC_Init(&NVIC_InitStructure); 
     
 }
 
 
 /**-------------------------------------------------------
-  * @函数名 EXTI3_IRQHandler
-  * @功能   处理外部中断线3的中断，按键1中断处理函数
-  * @参数   无
-  * @返回值 无
+  * @鍑芥暟鍚� EXTI3_IRQHandler
+  * @鍔熻兘   澶勭悊澶栭儴涓柇绾�3鐨勪腑鏂紝鎸夐敭1涓柇澶勭悊鍑芥暟
+  * @鍙傛暟   鏃�
+  * @杩斿洖鍊� 鏃�
 ***------------------------------------------------------*/
 void KEY_NVIC_Handler(void) /* Key 1 */
 {
     if(EXTI_GetITStatus(KEY_EXIT_LINE) != RESET)
     {
-        /* 延迟去抖 */
+        /* 寤惰繜鍘绘姈 */
         delay(150);
         if(KEY == 0)
         {
-            /*改变系统工作标志*/
+            /*鏀瑰彉绯荤粺宸ヤ綔鏍囧織*/
             flag = !flag;
-			printf("\r\n开关状态改变为：%d\r\n",!flag);
-			/* 改变指示灯状态 */
+			printf("\r\n寮�鍏崇姸鎬佹敼鍙樹负锛�%d\r\n",!flag);
+			/* 鏀瑰彉鎸囩ず鐏姸鎬� */
 			if(!flag){
 				LED_SYS_ON();
-				ADC_Cmd(ADC_x, ENABLE);	
-				TIM_Cmd(TIM2, ENABLE);  //使能TIM2
-				TIM_Cmd(TIM3, ENABLE);  //使能TIM3
+				ADCx_Init();	
+				TIM_Cmd(TIM2, ENABLE);  //浣胯兘TIM2
+				TIM_Cmd(TIM3, ENABLE);  //浣胯兘TIM3
 				
 			}else {
 				LED_SYS_OFF();
 				ADC_Cmd(ADC_x, DISABLE);
-				TIM_Cmd(TIM2, DISABLE);  //使能TIM2
-				TIM_Cmd(TIM3, DISABLE);  //使能TIM3
+              	ADC_DMACmd(ADC_x, DISABLE);
+				TIM_Cmd(TIM2, DISABLE);  //浣胯兘TIM2
+				TIM_Cmd(TIM3, DISABLE);  //浣胯兘TIM3
 					
 			}
         }
-        /* 等待按键释放 */
+        /* 绛夊緟鎸夐敭閲婃斁 */
         while(KEY == 0);
-        /* 延迟去抖 */
+        /* 寤惰繜鍘绘姈 */
         delay(150);        
 
         /* Clear the EXTI Line 4 */
-        /* 清除中断挂起标志位，否则会被认为中断没有被处理而循环再次进入中断 */
+        /* 娓呴櫎涓柇鎸傝捣鏍囧織浣嶏紝鍚﹀垯浼氳璁や负涓柇娌℃湁琚鐞嗚�屽惊鐜啀娆¤繘鍏ヤ腑鏂� */
         EXTI_ClearITPendingBit(KEY_EXIT_LINE);
     }
 }