添加ota功能函数

app/drivers/sertrf/sertrf.h

@@ -5,12 +5,15 @@
 #include "key.h"
 #include "protocol/p_protocol.h"
 #include "protocol/kuyi_protl.h"
+#include "ota_u.h"
 typedef struct 
 {
     device_t device;
     os_thread_t embedded_thread;
     os_thread_t pc_thread;
     os_thread_t task_thread;
+    
+    ota_u_t otau;
 }sertrf_t;
 
 /**
@@ -37,6 +40,11 @@ void sertrf_status(void);
  * @brief embedded thread
 */
 void embedded_thread(void* arg);
+
+/**
+ * @brief pc thread
+*/
+void pc_thread(void* arg);
 /**
  * @brief task thread
  */