Dependencies: mbed
Fork of
Analog_input
by 
Joël Imbaud
Revision 0:bf01ecc78e6e, committed 2019-01-08
- Comitter:
- jimbaud
- Date:
- Tue Jan 08 08:08:40 2019 +0000
- Commit message:
- Exemple of analog input using
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 bf01ecc78e6e main.cpp
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Tue Jan 08 08:08:40 2019 +0000
@@ -0,0 +1,24 @@
+// https://os.mbed.com/docs/v5.7/reference/analogin.html
+
+#include "mbed.h"
+AnalogIn analog_value(A0);
+DigitalOut led(LED1);
+
+int main() {
+ float meas;
+ printf("\nAnalogIn example\n");
+
+ while(1) {
+ meas = analog_value.read(); // Converts and read the analog input value (value from 0.0 to 1.0)
+ meas = meas * 3300; // Change the value to be in the 0 to 3300 range
+ printf("measure = %.0f mV\n", meas);
+
+ if (meas > 2000) { // If the value is greater than 2V then switch the LED on
+ led = 1;
+ }
+ else {
+ led = 0;
+ }
+ wait(0.2); // 200 ms
+ }
+ }
\ No newline at end of file
diff -r 000000000000 -r bf01ecc78e6e mbed.bld --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Tue Jan 08 08:08:40 2019 +0000 @@ -0,0 +1,1 @@ +https://os.mbed.com/users/mbed_official/code/mbed/builds/3a7713b1edbc \ No newline at end of file