Справочное Руководство для LXE 1280
180
Expanded Functions
LDS Plus Reference Guide
E-SW-LDSPLUSRG-G
X: Send a Priority Forced Message
Expanded Function X is a message that enables you to send a priority forced message.
A priority forced message is a group of text characters in the receive buffer that is immediately
displayed even if the DOS terminal is in the compose mode.
displayed even if the DOS terminal is in the compose mode.
Reset Key Sequence - ALT-R
The DOS terminal operator presses the [Alt] [R] key sequence to reset the DOS terminal. This
will toggle between the priority forced message in the receive buffer and the compose buffer.
will toggle between the priority forced message in the receive buffer and the compose buffer.
Application
You can use Expanded Function X to alert the DOS terminal operators about the system going
down.
down.
Attributes
No change in automatic transmit buffer length
Four beeps
Four beeps
Example
Y
is the control character used when sending an
expanded function.
X
is the N/EF character that sends a priority forced
message.
This is the text that fills the form.
<02S
Y
X
The system is going down in 5 minutes!
C
R
L
F
Figure 5-26 Expanded Function X Forced Message