jongrock chun / Mbed 2 deprecated For_test_code

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Dependencies:   mbed

Fork of AnalogIn_HelloWorld_WIZwiki-W7500 by IOP

Diff: main.cpp

Revision:
8:bc6291805741
Parent:
7:6b50af097b44
Child:
9:21193ec77fbf
--- a/main.cpp	Wed Jan 06 07:27:52 2016 +0000
+++ b/main.cpp	Wed Feb 03 07:27:16 2016 +0000
@@ -2,9 +2,10 @@
  
 #include "mbed.h"
 
-// Initialize a pins to perform analog input and digital output fucntions
-AnalogIn   ain(A0);     
-DigitalOut myled_R(LED_RED);             // LED_RED on WIZwiki-W7500
+DigitalOut myled_R(LED_RED);
+
+AnalogIn ain(A0);     
+
 
 int main(void)
 {   
@@ -14,15 +15,21 @@
         
         ain_val = ain.read()*1000;
             
-        // compare with specific value 
-        if(ain_val > 500)  myled_R = 1;      // Red LED OFF
-        else    myled_R = 0;              // Red LED ON
+        // Compare between 'Specific value' and 'Analog Input value'
+        if(ain_val > 500)  
+        {
+            myled_R = 1;      // Red LED OFF
+        }
+        else    
+        {
+            myled_R = 0;      // Red LED ON
+        }
         
         // output the voltage and analog values
         printf("======================\r\n");
-        printf("voltage value : %3.3f\r\n", ain.read()*3.3f);
-        printf("analog value : %3.3f\r\n", ain.read());
-        printf("analog value x1000 : %d\r\n",ain_val);
+        printf("voltage value : %3.3f\r\n", ain.read()*3.3f);   // voltage 0.0V ~ 3.3V
+        printf("analog value : %3.3f\r\n", ain.read());         // analog value 0.0 ~ 1.0
+        printf("analog value x1000 : %d\r\n",ain_val);          // analog value 0 ~ 1000
         wait(1.0);
     }
 }