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LPV11 Line Printer Controller

CHARON-VAX / CHARON-PDP Q-bus systems provide support for the LPV11 Parallel Line Printer Controller.

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The LPV11 (being a CHAPI component) provides the following configuration parameters, to be specified using the "set" command:

address

Parameteraddress
TypeNumeric
Value

Specifies the CSR address.

This address must be a valid QBUS 22-bit address in an I/O space.

The initial value is 017777514, which is the factory setting for an LPV11.

vector

Parametervector
TypeNumeric
Value

Specifies the interrupt vector.

The initial value is 0200, which is the factory setting for an LPV11.

parameters

Parameterparameters
TypeText String
Value

Specifies the name of the file in which the LPV11 prints the text, the name of a physical printer or a TCPIP port to connect to an external utility, like HOSTPrint, (along with some additional parameters):

ParametersDescription
"\\.\LPT<N>"

Host port to connect to a physical printer

"port"TCP/IP port to connect to an external application
"application"

An application to run after opening the port.

Note: the name of the application including its own parameters must be framed within ‘ characters (apostrophe).

-port

The TCP/IP port the HOSTprint utility will connect to.

-fontsizeThe font size to be used for printing.
-font

The font to be used for printing. The font name must be framed with \ (backslash) symbols.


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DUMMY_VCB02 device

Info

This description applies only to MicroVAX 3600, MicroVAX 3900, VAXserver 3900 and VAXserver 3600 server emulations.

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