not working!!! A test of semaphore passing from Alexander Dean's FreeRTOS workshop 2016

Dependencies:   FreeRTOS_V8_2_1 mbed

Revision:
0:34537a2d87bb
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/FreeRTOS_V8_2_1-test1.lib	Fri Apr 22 18:48:57 2016 +0000
@@ -0,0 +1,1 @@
+http://mbed.org/users/dflet/code/FreeRTOS_V8_2_1/#91ad48ad5687