four leds are enlightened and dimmed by tickers.

Dependencies:   mbed

Revision:
0:3eb6cb11b409
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed.bld	Fri Mar 30 13:31:20 2018 +0000
@@ -0,0 +1,1 @@
+http://mbed.org/users/mbed_official/code/mbed/builds/994bdf8177cb
\ No newline at end of file