US Robotics SportsterVoice User Manual page 17

Configuring Your Software
1. Turn on your computer (and modem if you have an external).
2. Install your communications software (refer to the software's
3. If you have an external modem, follow this step.
· From DOS, change to your Windows directory and
· Type C for COM Ports. Find the line UART Chip Used and
column to which you attached
16450, or 16550). Remember your UART type for step 5.
4. Start your communications software program.
5. Set the software's serial port (baud) rate based on your UART
referred to as
UART Serial Rate
16550 115.2K or 57.6K bps
16450 38.4K bps
8250 19.2K bps
Note: All internal Sportsters have a 16550 UART on the modem. Some software packages offer 12.000 bps
as a serial port rate. Do NOT select this option. Your modem will not function properly with that setting.
6. Specify the serial (COM) port used by the modem in your
DOS. The default
For external modems, check the serial port to
7. Specify your modem's flow control setting: RTS/CTS for
recommended) or XON/XOFF for
method you are not using.
14
your modem to determine the UART type (usually 8250,
autobaud, select OFF).
configuration on internal modems is COM 2, IRQ 3, unless you
software flow control. You should disable the flow control
which your modem is connected.
documentation).
Otherwise, skip to step 4.
type MSD.
match it with the COM Port
type. Also, fix or lock the serial port rate (if
communications software if working in
hardware flow control (highly
have changed it.