Serial port period and control
This register contains the control bit LONG referred to above, and a 15 bit number defining the serial port Baud rate. If this number is N,then the baud rate is 1 bit every (N+1)*.2794 microseconds.
| Bit | Function | Description |
|---|---|---|
| 15 | LONG | Defines serial receive as 9 bit word. |
| 14-00 | RATE | Defines baud rate=1/((N+1)*.2794 microseconds) |