the first vision of peak detection. I try to detect the value max of a array that the previous min point is lower than a threshold given.

Revision:
0:08dd14677b02
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed-os.lib	Wed Nov 20 11:56:33 2019 +0000
@@ -0,0 +1,1 @@
+https://github.com/ARMmbed/mbed-os/#679d24833acf0a0b5b0d528576bb37c70863bc4e