Viper User
Manual (001-5008-000 Rev6)
Page
52
1.1.33
Basic Settings
Enabled Checkbox
There are independent check boxes to activate SETUP PORT and/or COM PORT.
Speed
The Setup port can be configured for 300, 1200, 2400, 4800, 9600, or 19200 Baud Rate.
The Com port can be configured for 300, 1200, 2400, 4800, 9600, 19200, 38400, 57600, or
115200 Baud Rate.
The default is 19200 for the SETUP port and 9600 for the COM port. The Baud Rate should
be configured to match the settings of the connected device.
Data bits
Number of bits making up the data word. The default is 8. This should be configured to
match the settings of the connected device.
Stop bits
Marks the end of the serial port data byte. The default is 1. This should be configured to
match the settings of the connected device.
Parity
Added to identify the sum of bits as odd or even. The default is none. This should be
configured to match the settings of the connected device.
DCD Control
The DCD (Data Carrier Detect) line can be set for one of the following: Always Asserted,
Never Asserted, or Envelope Mode (the DCD will be asserted only when data is present at
the serial port).
Packet Forwarding Threshold
Mark Character time allows the user to change time based on the character length to
forward the packet.
Flow Control
Allows the user to implement RTS/CTS flow control or no flow control. Note: Request to
Send and Clear to Send flow control will require a 5 wire connection to the Setup Port or
Com Port.
Connection Control
Select "Permanent (3-wire)" when the serial port is always enabled or "Switched (DTR
bringup/teardown)” when DTR is used to enable/disable the serial connection. This should
be configured to match the settings of the connected device.
1.1.34
IP Gateway Service
The serial ports can be configured to provide several different services as listed below.