get humidity data and send to LoRa gateway

Dependencies:   mbed X_NUCLEO_IKS01A2

Revision:
3:24204ec0bc36
Parent:
2:0b1cbb0060bc
Child:
4:4a012fc4ecc4
diff -r 0b1cbb0060bc -r 24204ec0bc36 main.cpp
--- a/main.cpp	Wed Apr 22 14:52:38 2020 +0000
+++ b/main.cpp	Wed Apr 22 14:59:39 2020 +0000
@@ -99,7 +99,15 @@
 
             std::ostringstream ss;
             ss << humidity;
-            at_send("1515", string_to_hex(ss.str()));
+        
+            string val = ss.str();
+            for(int i=0; i < val.length(); i++)
+            {
+                sprintf(val[2*i],"%X",*(val[i]));
+            }
+        
+            at_send("1515", val);
+        
         }
         wait(5);
     }