Task 5.2.3 Solution

Revision:
3:134bd19c5f04
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed_app.json	Fri Sep 20 13:39:27 2019 +0000
@@ -0,0 +1,3 @@
+{
+    "requires": ["bare-metal"]
+}
\ No newline at end of file