void APP_Initialize ( void )
{
    /* Place the App state machine in its initial state. */
    appData.state = APP_STATE_INIT;

    /* TODO: Initialize your application's state machine and other
     * parameters.
     */
    appData.sysTimerClientHandle1  = SYS_TMR_HANDLE_INVALID;
    appData.sysTimerClientHandle2  = SYS_TMR_HANDLE_INVALID;
    appData.LED3Toggle = false;
    appData.LED4Toggle = false;
    appData.startTick = 0; // holds the value of the System Counter at start of period 
}