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Comment: fixed typo: Crtl-P. Will not re-export just for that...

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Console Parameters

CHARON-AXP console line TTA0 (COM2) has the following parameters:

(info) All the values in the following tables are case insensitive.

communication

Parametercommunication
Type

Text string

Value

  • "ascii" - for connection to terminals  (default)

  • "binary" - for binary (packet) protocols, which are used mainly for communicating with PLCs

line

Parameterline
TypeIdentifier
Value

This parameter is used to connect a particular serial line mapping interface to the controller.

Example:

set COM2 line=TTA0

 

All the values in this table are case insensitive.

Example

set COM2 communication="binary"

 

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Parameterbreak_on
TypeText string
Value

Specifies what byte sequences received over the physical serial line will trigger a HALT command.

This parameter works only for the console line.

Specify the following values: "CrtlCtrl-P" , "Break" or "none" ("none" disables triggering a HALT condition).

Note

If your guest operating system is OpenVMS in addition to "none" setting you have to set a specific console parameter "controlp" to "off" in the following way:

>>> set controlp off
>>> power off 

The second line is to preserve the ROM settings.

Example:

set OPA0 break_on="CrtlCtrl-P"

The default value is "Break".

(warning) This parameter can be specified only for COM1 (OPA0) console

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Parameterbreak_on
TypeText string
Value

Specifies what byte sequences received over a virtual serial line triggers a HALT command.

Specify one of the following values: "CrtlCtrl-P" , "Break" or "none" to disable triggering a HALT condition. The commands are case insensitive.

Note

If your guest operating system is OpenVMS in addition to "none" setting you have to set a specific console parameter "controlp" to "off" in the following way:

>>> set controlp off
>>> power off 

The second line is to preserve the ROM settings.

Example:

set OPA0 break_on="CrtlCtrl-P"

The default value is "Break".

(warning) This parameter can be specified only for COM1 (OPA0) console

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load virtual_serial_line OPA0 port=10003

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Notes on "virtual_serial_line" options

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"ttyY" notation specifics

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MappingTypeCommentary

"/dev/tty<N>"

where N is from 0 to 11

Linux virtual tty

Those tty devices must be free from the Linux "getty/mgetty" and similar programs (specified in "/etc/inittab")

Example:

"/dev/tty1"


"/dev/ttyS<N>"

where N is a number

Onboard serial lines

Example:

"/dev/ttyS1"

"/dev/tty<XXX>"

where XXX is a complex letter/number notation

Proprietary (depending on a driver) devices 

Example for a first port of a MOXA card:

"/dev/ttyR01"

Example for a  first port of a DIGI card:

"/dev/ttyaa"

"/dev/ttyUSB<N>"

where N is a number

Modem or USB serial lines adapters

Example:

"/dev/ttyUSB1"

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