File content as of revision 6:2cc2aac35868:

/*--------------------------------------------------------------------------------
Filename: LED.cpp
Description: Holds source code for configuring the RGB LED and also buzzer becuase 
             where else do I put it :P
--------------------------------------------------------------------------------*/

#include "LED.h"

/*--------------------------------------------------------------------------------
Function name: cRGB_LED
Input Parameters: N/A
Output Parameters: N/A
Description: Class constructor (Initialisation upon creating class)
----------------------------------------------------------------------------------*/
cRGB_LED::cRGB_LED(DigitalOut DIAG_RED, PwmOut DIAG_BLU, PwmOut DIAG_GRN): _DIAG_RED(DIAG_RED), _DIAG_BLU(DIAG_BLU), _DIAG_GRN(DIAG_GRN)
{
    // Set initial condition of PWM
    _DIAG_BLU.period(0.001); //1KHz
    _DIAG_BLU = 0;

    // Set initial condition of PWM
    _DIAG_GRN.period(0.001); //1KHz
    _DIAG_GRN = 0;

    // Initial condition of output enables
    _DIAG_RED = 0;
}

/*--------------------------------------------------------------------------------
Function name: cRGB_LED
Input Parameters: N/A
Output Parameters: N/A
Description: Turns on red led
----------------------------------------------------------------------------------*/
void cRGB_LED::red_led()
{
    _DIAG_RED = 1;      //Enable red
    _DIAG_BLU = 0.0;    //Disable Blue
    _DIAG_GRN = 0.0;    //Disable Green
}

/*--------------------------------------------------------------------------------
Function name: blue_led()
Input Parameters: N/A
Output Parameters: N/A
Description: Turns on blue led
----------------------------------------------------------------------------------*/
void cRGB_LED::blue_led()
{
    _DIAG_RED = 0;      //Disable Red
    _DIAG_BLU = 1.0;    //Enable Blue
    _DIAG_GRN = 0.0;    //Enable Green
}

/*--------------------------------------------------------------------------------
Function name: green_led()
Input Parameters: N/A
Output Parameters: N/A
Description: Turns on green led
----------------------------------------------------------------------------------*/
void cRGB_LED::green_led()
{
    _DIAG_RED = 0;      //Disable Red
    _DIAG_BLU = 0.0;    //Disable Blue
    _DIAG_GRN = 1.0;    //Enable Green 
}

/*--------------------------------------------------------------------------------
Function name: yellow_led()
Input Parameters: N/A
Output Parameters: N/A
Description: Turns on yellow led
----------------------------------------------------------------------------------*/
void cRGB_LED::yellow_led()
{
    _DIAG_RED = 1;      //Enable Red
    _DIAG_BLU = 0.0;    //Disable Blue
    _DIAG_GRN = 0.35;   //Enable Green at 35% duty 
}

/*--------------------------------------------------------------------------------
Function name: led_off()
Input Parameters: N/A
Output Parameters: N/A
Description: Turns the led off
----------------------------------------------------------------------------------*/
void cRGB_LED::led_off()
{
    _DIAG_RED = 0;  //Disable Red
    _DIAG_BLU = 0;  //Disable Blue
    _DIAG_GRN = 0;  //Disable Green
}