Справочное Руководство для LXE 1280
Message Format
105
E-SW-LDSPLUSRG-G
LDS Plus Reference Guide
Field Identification
Outbound Fields
Outbound
Field
Description
SOL
Start of Line (or start of message) character.
ID1
The first character of a two-character field that identifies the DOS terminal that
is to receive this message.
is to receive this message.
ID2
The second character of a two-character field that identifies the DOS terminal
that is to receive this message.
that is to receive this message.
TYPE
A single character that allows the network device to determine if it should
transmit the message to a DOS terminal or if it is a protocol message requiring
some different action.
transmit the message to a DOS terminal or if it is a protocol message requiring
some different action.
CTRL
LXE Control Character.
N/EF
Number or Expanded Function character (may or may not be present).
SEQ #
Sequence number of message (may or may not be present).
TEXT
The actual content of the message.
EOL
End of Line (or end of message) characters.
Inbound Fields
Inbound
Field
Description
SOL
Start of Line (or start of message) character.
ID1
The first character of a two-character field that identifies the DOS terminal
that is sending this message.
that is sending this message.
ID2
The second character of a two-character field that identifies the DOS terminal
that is sending this message.
that is sending this message.
TYPE
One or two characters that allow the host computer to determine if this is a
message from a DOS terminal or a protocol message from the network device.
message from a DOS terminal or a protocol message from the network device.
CTRL
LXE Control Character. Allows the host computer to determine whether this is
a form message and whether it contains a sequence number.
a form message and whether it contains a sequence number.
SEQ #
Sequence number of message (may or may not be present).
TEXT
A group of characters including the message header and any data entered by
the DOS terminal operator.
the DOS terminal operator.
EOL
End of Line (or end of message) characters.