*\r
* \note To make code as compatible as possible, it is assumed that all boards carry a minimum of four LEDs. If\r
* a board contains less than four LEDs, the remaining LED masks are defined to 0 so as to have no effect.\r
*\r
* \note To make code as compatible as possible, it is assumed that all boards carry a minimum of four LEDs. If\r
* a board contains less than four LEDs, the remaining LED masks are defined to 0 so as to have no effect.\r