state switch test, works but switches 2 times

Dependencies:   EMGFilter HIDScope MODSERIAL biquadFilter mbed

Revision:
0:f49bda586fc5
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/MODSERIAL.lib	Thu Oct 26 10:09:33 2017 +0000
@@ -0,0 +1,1 @@
+http://mbed.org/users/Sissors/code/MODSERIAL/#a3b2bc878529