Configure The Serial Port Parameters; Factory Default Switch Settings For Sw2 - National Instruments GPIB-232CV-A User Manual

Configure the Serial Port Parameters

© National Instruments Corporation
You can use the DIP switch SW2 on the rear panel (see Figure 1-3,
GPIB-232CV-A Rear
and the DC Power Jack) to configure the serial port parameters of the
GPIB-232CV-A. Figure 2-2 shows the factory default setting.
Figure 2-2. Factory Default Switch Settings for SW2
In Figure 2-2, switches 1 through 3 are ON, OFF, and ON, respectively,
indicating that the serial port is operating at 9600 baud. Switches 4 and 5
are both OFF, which indicates that parity is disabled. Switch 6 is OFF,
which indicates 1 stop bit per character. Switch 7 is OFF, indicating that the
GPIB-232CV-A is using 7 bits/character for its serial data transfers.
Switch 8 is OFF, indicating that XON/XOFF software handshaking is
disabled.
Tables 2-4 and 2-5 show the possible configurations of SW2 and what the
configurations indicate. Default settings appear in bold italics.
Table 2-4. Configuration Parameters for SW2 Switches 1 through 3
Switches
1 2
OFF OFF
ON OFF
OFF ON
ON ON
OFF OFF
ON OFF
Chapter 2
Panel, and Figure 1-4,
O
N
1 2 3 4 5 6 7 8
SW2
3
OFF 300 baud
OFF 600 baud
OFF 1200 baud
OFF 2400 baud
ON 4800 baud
ON 9600 baud
2-5
Configure and Install Your Hardware
Location of the Connectors
BAUD RATE
DATA FORMAT
HANDSHAKE
Indication
GPIB-232CV-A User Manual