Speaker_2

Dependencies:   mbed

Files at this revision

API Documentation at this revision

Comitter:
jforde
Date:
Tue Jul 28 11:57:33 2020 +0000
Commit message:
Speaker_2

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 4f7181c56953 main.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Tue Jul 28 11:57:33 2020 +0000
@@ -0,0 +1,22 @@
+#include "mbed.h"                           //Preprocessor Directives
+
+DigitalIn fire(p14);                        // Declarations
+PwmOut spkr(p26);
+AnalogIn pot1(p19);
+float start=2000.0; 
+float end=10000.0; 
+float step=100; 
+
+
+int main(){                                 //instructions in main () function 
+    while (1) {
+        for (float i=start; i<end; i+=step) {
+        spkr.period(5.0/i);
+        spkr=(0.5);
+        wait(0.1);
+        }
+    spkr=0.0;
+    start=3000.0;
+    while(pot1.read() < 0.5) {} // this uses the pot to control the program
+    }
+}
\ No newline at end of file
diff -r 000000000000 -r 4f7181c56953 mbed.bld
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed.bld	Tue Jul 28 11:57:33 2020 +0000
@@ -0,0 +1,1 @@
+https://os.mbed.com/users/mbed_official/code/mbed/builds/65be27845400
\ No newline at end of file