..................................................................................................................................... 3
......................................................................................................................................... 4
......................................................................................................................................... 7
.................................................................................................................................................... 9
............................................................................................. 9
I-spec II/I-spec B ................................................................................................ 9
............................................................................................................... 9
I-spec II ......................................................................................................................................................................................... 9
I-spec B ...................................................................................................................................................................................... 11
................................................................................................... 12
....................................................................................................................................... 14
............................................................................................................................... 14
...................................................................................................... 14
.......................................................................................................................................... 16
...................................................................................................... 17
.................................................................................................. 18
2