H bridge with 4 relays for cycling motor, with a temporisatoin or position reading

Revision:
0:7aa5e1ea57aa
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed-os.lib	Tue Feb 20 09:48:09 2018 +0000
@@ -0,0 +1,1 @@
+https://github.com/ARMmbed/mbed-os/#eca67ca7dafab4ef70c21e2463b541132d0dd691