This example performs LED toggling using hardware vector mode.
*UPDATE* - Internal RAM function was added, fixed exceptions,
*
* Detailed Description:
* - 1 second LED1 toggle using emios interrupt
* - LED2 toggle using irq 0 interrupt via sw_button1
* - 1 second LED3 toggle using Decrementer via IVOR10
* - hardware vector mode configuration for interrupts
*
* ------------------------------------------------------------------------------
* Test HW: MPC5566 EVB MOTHERBOARD, PPC5566 MVR132
* Target : Internal Flash, Internal RAM
* Fsys: 80 MHz PLL with 8 MHz crystal reference
*
* ------------------------------------------------------------------------------
* EVB connections and jumper configuration
*
* MPC5566 EVB MOTHERBOARD
*
* LED1 D17
* LED2 A17
* LED3 C16
* For SW1 is used pin 2 and it is connected to AF19
*
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