ftf connects lab 2

Dependencies:   PCAL955x ST7567 SoftPWM

Revision:
0:6504c8e693e1
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/PCAL955x.lib	Fri Nov 04 23:59:49 2016 +0000
@@ -0,0 +1,1 @@
+http://developer.mbed.org/users/nxp_ip/code/PCAL955x/#fd7cfa821b6a