Table 227

+========-===================+
|  Code  |  Parity selection |
|--------+-------------------|
|  000b  |  None             |
|  001b  |  Mark             |
|  010b  |  Space            |
|  011b  |  Odd              |
|  100b  |  Even             |
|  101b  |  Reserved         |
|  110b  |  Reserved         |
|  111b  |  Reserved         |
+============================+