一応着地判定できます。

Dependencies:   mbed

Revision:
0:1070e8be3721
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed.bld	Sat Jul 14 08:15:05 2018 +0000
@@ -0,0 +1,1 @@
+https://os.mbed.com/users/mbed_official/code/mbed/builds/a7c7b631e539
\ No newline at end of file