Bas Vuyk / Mbed 2 deprecated Handheld_Node

Handheld_Node

Dependencies:   XBeeLib buzzer mbed

functions/breathLed.cpp

Committer:
basvuyk
Date:
2018-07-25
Revision:
0:2ab14db2fd40

File content as of revision 0:2ab14db2fd40:

#include "mbed.h"

namespace mbed {
    void breathLed(int systemState){
        static double ledVal = 0; 
        static int direction = 1;
        PwmOut statusLED(PA_11);
        statusLED.period(0.001f);                           // Set pwm frequency 1000Hz

        if (systemState == 1){
            if (ledVal > 0.6){
                direction = 0;
            }
            if (ledVal < 0.03){
                direction = 1;
            }
    
            if (direction == 1){
                ledVal = ledVal + 0.01;
                statusLED = ledVal;      
            } 
            else{
                ledVal = ledVal - 0.01;
                statusLED = ledVal;      
            }
        }
        else{
            statusLED = 0;
            ledVal = 0;
        }
    }
}