更新了bug

usr/main.c

@@ -8,18 +8,19 @@ int Device_File_Init() {
     sub_str[1]=readbuf[3];
     sub_str[2]='\0';
     printf("开始初始化了");
-     if(strcmp(sub_str,"02")==0){//坦克的编码
+
+    if(strcmp(sub_str,"01")==0){//车的编码
+            pwm_speed(); //pwm初始化，车为停止
+            pin_init();
+            AppExit_pin_pwm=1;//车的异常停止值
+            free(sub_str);
+    }else if(strcmp(sub_str,"02")==0){//坦克的编码
         pin_init();
         pinMode(2, OUTPUT);//pwm引脚改为普通引脚
 		pinMode(21, OUTPUT);//pwm引脚改为普通引脚
         digitalWrite(2, LOW);
         digitalWrite(21, LOW);
-        AppExit_pin_pwm=1;//坦克的异常停止值
-        free(sub_str);
-    }else if(strcmp(sub_str,"01")==0){//车的编码
-        pwm_speed(); //pwm初始化，车为停止
-        pin_init();
-        AppExit_pin_pwm=2;//车的异常停止值
+        AppExit_pin_pwm=2;//坦克的异常停止值
         free(sub_str);
     }else if(strcmp(sub_str,"03")==0){//船的编码
         pwm_speed();