analog example

Revision:
0:740306e460c0
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Wed Mar 15 20:23:06 2017 +0000
@@ -0,0 +1,24 @@
+#include "mbed.h"
+ 
+AnalogIn analog_value(PB_1);
+ 
+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
+    }
+}