Test program for serial interface

This program turns the red LED on and then waits for a character to be entered at the terminal. The LED then goes off for 500ms before the cycle repeats.

The purpose of the program is to demonstrate the use of the serial link

Revisions of mbed-os.lib

Revision Date Message Actions
3:5b27b27e68ab 2019-01-09 API change File  Diff  Annotate
2:e92d97ac59e4 2018-01-13 Converted to mbed 5 File  Diff  Annotate