working pedometer code using tickers

Dependencies:   mbed PulseSensor2 SCP1000 4DGL-uLCD-SE LSM9DS1_Library_cal PinDetect FatFileSystemCpp GP-20U7

Revision:
0:bcfec522ef98
Child:
1:3b016acc5c55
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/PulseSensor.lib	Tue Apr 21 22:52:20 2020 +0000
@@ -0,0 +1,1 @@
+https://os.mbed.com/users/donalm/code/PulseSensor/#2d8deec7cae7