phil dani
Serial PC and Timer example
Revision 0:06ea14e458e3, committed 2013-09-01
- Comitter:
- Kit1
- Date:
- Sun Sep 01 10:33:17 2013 +0000
- Commit message:
- Serial PC example
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 Sep 01 10:33:17 2013 +0000
@@ -0,0 +1,22 @@
+/*Program 5: Reads input voltage through the ADC, and transfers to PC terminal */
+#include "mbed.h"
+
+Serial pc(USBTX, USBRX); //enable serial port which links to USB
+AnalogIn Ain(p20);
+Timer t;
+float ADCdata;
+
+int main() {
+ pc.printf("ADC Data Values…\n\r"); //send an opening text message
+ while(1){
+ t.start();
+ for (int i=0;i<=9;i++) {
+ ADCdata=ADCdata+Ain*3.3; //sum 10 samples
+ }
+ ADCdata=ADCdata/10; //divide by 10
+ wait(0.5);
+ pc.printf("%1.3f \n\r",ADCdata); //send the data to the terminal
+ t.stop();
+ printf("The time taken was %f seconds\n", t.read());
+ }
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Sun Sep 01 10:33:17 2013 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed/builds/9c8f0e3462fb \ No newline at end of file