Telebit T3000 Reference Manual page 54

modem to the highest possible speed supported by
both devices. Register S51 governs the serial
interface speed of the modem.
When the modems connect in nonreliable (no error
control) mode, the T3000 may change its interface
speed to match the speed of the connection,
depending on the current setting of the S 181 register.
Refer to the section titled V.42 and MNP Error
Control Support described later'in this chapter.
The interface speed of the modem can be set either
manually or automatically. For example, to set the
modem's interface speed to 300 bps using the S51
register, type:
A TS51 =O<CR>
To manually set the modem's interface speed, set the
S51 register to one of the values listed below:
0 300 bps
1 1200 bps
2 2400 bps
3
4800 bps
35
7200 bps
4 9600 bps
43 12000 bps
46 14400 bps
5 19200 bps
6
38400 bps
7 57600 bps
Note:
The modem cannot communicate at 57 ,600 bps until
you set the S51 register to 7.
Beyond the Basics 4- 7