Diff: main.cpp

Revision:

0:f612b9501960

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Sun Oct 17 10:28:03 2021 +0000
@@ -0,0 +1,28 @@
+#include "mbed.h"       //LPC 1768 header file
+#include "C12832.h"     //LCD header file
+
+
+//read ambiant light levels 
+
+C12832 lcd(p5, p7, p6, p8, p11);        //lcdscreen
+DigitalOut myled(p14);                  //assigning greenled as digital output pin14
+AnalogIn ldr(p15);                      //assigning ldr as analog input p15
+
+
+int main()
+{
+    while(1) {
+        float ldrout=ldr.read();                        //read ldr value
+        lcd.printf("ldr value is %f\n :",ldrout);       //print ldr value on LCD
+        if(ldrout<0.6) {                                //if ldr value is smaller than 0.6 green LED turns on
+ 
+            myled = 1;                                  //LED on
+        } else {
+            myled=0;                                    //LED off
+        }
+    }
+}
+ 
+
+
+