Additional Serial Example

Revision:
1:40997137fc4d
Parent:
0:7376f17bb36e
--- a/mbed-os.lib	Thu Jan 19 14:23:15 2017 -0600
+++ b/mbed-os.lib	Fri Jun 23 15:56:30 2017 -0500
@@ -1,1 +1,1 @@
-https://github.com/ARMmbed/mbed-os/#34c1facf42a174f47fdf9002cd8c6bf10ac41744
+https://github.com/ARMmbed/mbed-os/#c9e63f14085f5751ff5ead79a7c0382d50a813a2