Setup (Basic) → Serial Ports Setup


The GeminiG3 serial ports can be logically connected to local and remote services to aid in configuration and troubleshooting, or they can be connected to a remote Host application or even to the serial port of a remote unit.

Enabled

Independent check boxes to activate DEV-1 PORT and/or DEV-2 PORT

Speed

Select 300, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200 Baud Rate.
Default is 115200 for DEV-1 port and 9600 for DEV-2 port.

Data bits

Number of bits making up the data word. Set according to Host configuration. Default is 8.

Stop bits

Marks the end of the serial port data byte. Default is 1

Parity

Added to identify the sum of bits as odd or even. Default is None.

Flow Control

Select None or CTS-based (RTU dependent)

Connection Control

Select Permanent (3-wire) or Switched (DTR bringup/teardown) (RTU dependent)

IP Gateway Service

Select one of:

CLI Service (Command line interface) RS-232 connection to Host PC

GPS - Direct GPS reports (see GPS → Delivery) to this serial port

Custom - Choosing Custom enables the IP Gateway Transport configuration

Default is CLI Service for DEV-1 port and GPS for DEV-2 port.

IP Gateway Transport

Available only if IP Gateway Service selection is Custom. Choose the socket connection mode from the drop-down list box choices of TCP Server, TCP Client, or UDP.

Local IP Address

Valid unicast or multicast IP address, including the local Loopback interface address. Default local IP address is set to 0.0.0.0 and can be changed dynamically without a unit reset.

Local IP Port

For TCP Client and UDP socket connections, set to any value between 1 and 65535.

For TCP Server socket connections, set to any value between 1 and 65535 but must not be set to one of the following values or fall within the following ranges of values: 20, 21, 23, 123, 520, 5002, 6254 to 6299, 7000 to 7100. Otherwise, the parameter configuration will be accepted, but no socket connection will be established to accept connection from remote endpoints.

Default local port value is set to 1024 and can be changed dynamically without a unit reset.

Remote IP Address

Default remote IP address is the Loopback interface address, 127.0.0.1 and can be changed dynamically without a unit reset

Remote IP Port

For all socket connection modes (TCP passive, TCP active, UDP), set to any value between 1 and 65535.

Default local port value is 23 and can be changed dynamically.

Status

Can be UP, READY, or DOWN. Click on the "Refresh" word in the (Refresh this frame to confirm "Status") sentence to update Status condition.

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