Alejandro Marin / Tarea7touchcapacitivePWM

genera un PWM con ancho de pulso variable a traves del touchcapacitive integrado en la tarjeta kl25z

Dependencies:   TSI TextLCD mbed

main.cpp

Committer:
amarincan
Date:
2013-12-11
Revision:
0:ae7305f55ecf

File content as of revision 0:ae7305f55ecf:

#include "mbed.h"
#include "TSISensor.h"
#include "TextLCD.h"

 
float value=0,valuev=0;
TextLCD lcd(PTB10, PTB11, PTE2, PTE3, PTE4, PTE5); // rs, e, d4-d7
 
int main(void) {

    //lcd.writeCommand(0x0E);
   
    
    PwmOut led(LED_BLUE);
    PwmOut pin(PTD4);
    float p=0.003;
    led.period(p);
    //pin.pulsewidth(p);
    pin.period(p);
    lcd.printf("Periodo=%gs",p);
    lcd.locate(0,1);
    lcd.printf("cycle duty=0");
    TSISensor tsi;
    led = 1;
    int d;
    while (true) {
    value=tsi.readPercentage();
    if(value!=valuev && value!=0)
    {
    
       // pin = 1.0 - value;
        pin.write(1.0 - value);  
        led.write(value);        
        d=(1-value)*100;
        lcd.locate(0,1);
        lcd.printf("                ");
        lcd.locate(0,1);
        lcd.printf("cycle duty=%d",d);
        valuev=value;        
    }
   // wait(0.1);
    
}
}