this is using the mbed os version 5-13-1

Dependencies:   mbed-http

Revision:
84:7c7add00f4bf
Parent:
77:0b505d1e15f4
Child:
88:7ffa053be662
--- a/mbed_app.json	Tue Mar 26 23:33:51 2019 +0000
+++ b/mbed_app.json	Thu Mar 28 22:13:06 2019 +0000
@@ -17,7 +17,15 @@
         },
         "overrides": {
             "lse_available": false 
-        }    
+        }    ,
+        "uart1_tx": {
+            "help": "UART1 TX pin",
+            "value": "NC"
+        },
+        "uart1_rx": {
+            "help": "UART1 RX pin",
+            "value": "NC"
+        }
     },
     "macros": [
         "MBEDTLS_MPI_MAX_SIZE=1024",
@@ -27,7 +35,8 @@
         "MBEDTLS_NO_DEFAULT_ENTROPY_SOURCES",
         "MBED_HEAP_STATS_ENABLED=1",
         "MBED_STACK_STATS_ENABLED=1",
-        "MBED_MEM_TRACING_ENABLED=1"
+        "MBED_MEM_TRACING_ENABLED=1",
+        "DEBUG_ISR_STACK_USAGE=1"
     ],
     "target_overrides": {
          "*": {
@@ -42,7 +51,9 @@
       },
         "MTB_UBLOX_ODIN_W2": {
             "target.features_add": ["BLE"],
-            "target.extra_labels_add": ["CORDIO", "CORDIO_BLUENRG"]
+            "target.extra_labels_add": ["CORDIO", "CORDIO_BLUENRG"],
+            "uart1_tx": "D1",
+            "uart1_rx": "D0"
         }
      }
 }