diff --git a/boards/default_src/micropython/origin/build/lib/mixiot.py b/boards/default_src/micropython/origin/build/lib/mixiot.py
index 36112150..e5e2588b 100644
--- a/boards/default_src/micropython/origin/build/lib/mixiot.py
+++ b/boards/default_src/micropython/origin/build/lib/mixiot.py
@@ -86,6 +86,7 @@ class MQTTClient:
         self.lw_retain = False
         self._on_message_filtered = MQTTMatcher()
         self._star_time = time.ticks_ms()
+        self._tiny_web_db = TinyWebDB("", username, password)
 
     def _send_str(self, s):
         self.sock.write(struct.pack("!H", str_len(s)))
@@ -342,13 +343,32 @@ class MQTTClient:
             self.ping()
         return self.wait_msg()
 
+    def tiny_web_db_update(self, url, key, value):
+        self._tiny_web_db.set_url(url)
+        return self._tiny_web_db.update(key, value)
+
+    def tiny_web_db_get(self, url, key):
+        self._tiny_web_db.set_url(url)
+        return self._tiny_web_db.get(key)
+
+    def tiny_web_db_count(self, url):
+        self._tiny_web_db.set_url(url)
+        return self._tiny_web_db.count()
+
+    def tiny_web_db_search(self, url, count):
+        self._tiny_web_db.set_url(url)
+        return self._tiny_web_db.search(count)
+
+    def tiny_web_db_delete(self, url, key):
+        self._tiny_web_db.set_url(url)
+        return self._tiny_web_db.delete(key)
+
 class TinyWebDB:
     def __init__(self, url, username, password):
-        if url[-1] != '/':
-            url += '/'
-        self._api_url = url
+        self._api_url = ""
         self._username = username
         self._password = password
+        self.set_url(url)
 
     def update(self, key, value):
         key = str(key)
@@ -383,6 +403,11 @@ class TinyWebDB:
         if result["status"] == "error":
             raise RuntimeError(result["message"])
 
+    def set_url(self, url):
+        if url[-1] != '/':
+            url += '/'
+        self._api_url = url
+
     def _request(self, op, param=""):
         data = "user={}&secret={}&action={}".format(self._username, self._password, op)
         if param: