Pallavi Sudhakar
/
TextLCD_ADC
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Fork of
TextLCD_HelloWorld
by 
Srinivasan Ramasamy
Revision 4:206beeaf992b, committed 2013-05-06
- Comitter:
- Pallavi
- Date:
- Mon May 06 07:26:47 2013 +0000
- Parent:
- 3:bae19bde97d5
- Commit message:
- interactive adc
Changed in this revision
| main.cpp | Show annotated file Show diff for this revision Revisions of this file |
--- a/main.cpp Sat Apr 13 07:03:04 2013 +0000
+++ b/main.cpp Mon May 06 07:26:47 2013 +0000
@@ -3,16 +3,55 @@
#include "mbed.h"
#include "TextLCD.h"
-TextLCD lcd(p15, p16, p17, p18, p19, p20); // rs, e, d4-d7
-
+TextLCD lcd(p9, p10, p11, p12, p13, p14); // rs, e, d4-d7
+AnalogIn voltage(p15);
+DigitalOut A(LED1);
+DigitalOut B(LED2);
+DigitalOut C(LED3);
+DigitalOut D(LED4);
int main()
{
+float x;
while (1){
- lcd.printf(" This is 16x2!\n");
- lcd.printf("Jello World!\n");
+x=voltage.read();
+ lcd.printf(" voltage in real: %3.4f\n", voltage.read());
+ wait(1);
+ lcd.printf("voltage in integer: %5d\n", voltage.read_u16());
wait(1);
- lcd.printf("Jello World! \n");
- lcd.printf("Hello World!\n");
- wait(1);
+ if(x<=0.2)
+ {
+ A=0;
+ B=0;
+ C=0;
+ D=0;
+ }
+ else if(x>0.2 && x<=0.4)
+ {
+ A=1;
+ B=0;
+ C=0;
+ D=0;
+ }
+ else if(x>0.4 && x<=0.6)
+ {
+ A=1;
+ B=1;
+ C=0;
+ D=0;
+ }
+ else if(x>0.6 && x<=0.8)
+ {
+ A=1;
+ B=1;
+ C=1;
+ D=0;
+ }
+ else if(x>0.8 && x<=1.0)
+ {
+ A=1;
+ B=1;
+ C=1;
+ D=1;
+ }
}
}