引入mqtt 引入cjson

RT-Thread/rtconfig.h

@@ -88,7 +88,7 @@
 
 // <c1>Using Mutex
 //  <i>Using Mutex
-//#define RT_USING_MUTEX
+#define RT_USING_MUTEX
 // </c>
 
 // <c1>Using Event
@@ -136,7 +136,7 @@
 // <o>the buffer size of console <1-1024>
 //  <i>the buffer size of console
 //  <i>Default: 128  (128Byte)
-#define RT_CONSOLEBUF_SIZE 128
+#define RT_CONSOLEBUF_SIZE 1024
 // </h>
 
 // <h>Enable FinSH Configuration