safety critical
tac
Dependencies: mbed
Revision 0:3ba0b3ceda17, committed 2017-11-21
- Comitter:
- idied
- Date:
- Tue Nov 21 19:02:44 2017 +0000
- Commit message:
- tach
Changed in this revision
| main.cpp | Show annotated file Show diff for this revision Revisions of this file |
| mbed.bld | Show annotated file Show diff for this revision Revisions of this file |
diff -r 000000000000 -r 3ba0b3ceda17 main.cpp
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Tue Nov 21 19:02:44 2017 +0000
@@ -0,0 +1,23 @@
+#include "mbed.h"
+
+DigitalOut myled(LED1);
+
+AnalogIn ain(A0); //initialize input
+Timer t; //initialize timer
+float rpm; //declare rpm variable
+
+int main() {
+
+ while(1){ //do always
+ if (A0 != 0){ //senses beam crossing
+ while (A0 == 0) { //no longer senses
+ t.start(); //start timer
+ }
+ t.stop(); //stop timer
+ rpm = t.read()*60; //obtain value of rpm
+ }
+ }
+
+
+
+}
diff -r 000000000000 -r 3ba0b3ceda17 mbed.bld --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Tue Nov 21 19:02:44 2017 +0000 @@ -0,0 +1,1 @@ +https://os.mbed.com/users/mbed_official/code/mbed/builds/e7ca05fa8600 \ No newline at end of file