Diff: main.cpp

Revision:

0:325feea5981d

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Fri Mar 26 10:20:02 2021 +0000
@@ -0,0 +1,35 @@
+//Write a program to turn on LED if analog value from any of the potentimeter is greater than 50% and turn it off when the value is less than or equal to 50%. 
+//copy and paste the final code you have in the answer section.
+
+#include "mbed.h"
+
+DigitalOut R(p23); //Red pin of RGB LED
+DigitalOut G(p24); //Green pin of RGB LED
+DigitalOut B(p25); //Blue pin of RGB LED
+AnalogIn pot1(p19);// input from pot 1
+AnalogIn pot2(p20);// input from pot 2
+void on(){ // function to turn on white LED
+       R = G = B = 0;
+        }
+        
+void off(){ // function to turn off white led
+       R = G = B = 1;
+        }   
+             
+int main() {
+            R = G = B = 1; // init RGB led to off (all 1)
+    while(1) {
+        float p1 = (pot1*100); // converts the pot reading to % (multiple by 100)
+        float p2 = (pot2*100); // converts the pot reading to % (multiple by 100)
+//        printf("pot1 value = %f \n \r", p1);
+ //      printf("pot2 value = %f \n \r", p2);
+    if(p1 >50 || p2 >50){ // if value of p1 OR p2 > 50 (technically 50.00...) the LEd will turn on.
+              on(); // call function "on"
+              }
+              else // if the float value of either p1 or p2 is less than or equal to 50 (technically 50.00...) the LEd will go off.
+              {
+               off(); // call function "off"
+               }
+    }
+}
+