Liam McHale
/
intrumentationQ4
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Revision 0:5918c9abc1ce, committed 2020-08-16
- Comitter:
- liammchale
- Date:
- Sun Aug 16 21:47:23 2020 +0000
- Commit message:
- Instrumentation Q4
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 |
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Sun Aug 16 21:47:23 2020 +0000
@@ -0,0 +1,21 @@
+#include "mbed.h" //preprosser commands
+
+DigitalIn fire(p14); //global declarations
+PwmOut spkr(p26);
+AnalogIn pot1(p19);
+float start = 2000.0, end = 10000.0, step = 100;//variables
+
+int main() //main program
+{
+ while (1) {
+ for (float i=start; i<end; i+=step) {
+ spkr.period(1.0/i);
+ spkr=0.5;
+ wait(0.1);
+ }
+ spkr=0.0;
+ start = 3000.0;
+ end = 5000.0;
+ while(pot1.read() < 0.5) {} // this uses the pot to control the program
+ }
+}
\ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Sun Aug 16 21:47:23 2020 +0000 @@ -0,0 +1,1 @@ +https://os.mbed.com/users/mbed_official/code/mbed/builds/65be27845400 \ No newline at end of file