LXE 1280 Reference Guide
112
Message Format
LDS Plus Reference Guide
E-SW-LDSPLUSRG-G
CTRL Characters for Form Messages
A form message is a display of characters that allows the operator to enter information into a
specific field on the DOS terminal. See “Form Messages” later in this chapter.
specific field on the DOS terminal. See “Form Messages” later in this chapter.
Control characters for forced form messages are:
a, c, g, q, s, w, i, k and o
See Appendix C, “Code Tables and Character Sets”, for a full listing of LDS Plus control codes
for form messages.
for form messages.
CTRL Characters for Non-Form Messages
A non-form message is a message that does not include data input fields. Non-form messages can
be either inbound or outbound. See “Non-Form Messages” later in this chapter.
be either inbound or outbound. See “Non-Form Messages” later in this chapter.
Control characters for forced non-form messages are:
A, C, G, Q, S, W, I, K, O, and Y
See Appendix C, “Code Tables and Character Sets”, for a full listing of LDS Plus control codes
for non-form messages.
for non-form messages.
CTRL Characters and the Beep Pattern
A DOS terminal has a beeper for calling the operator's attention to certain occurrences. The
beeper is an additional means of communication between the host computer and the DOS terminal
operator. This communication frees up the operator's eyes to focus on the job without having to
look at the screen.
beeper is an additional means of communication between the host computer and the DOS terminal
operator. This communication frees up the operator's eyes to focus on the job without having to
look at the screen.
See also Chapter 5, “Expanded Functions”. Many expanded functions generate terminal beeps.
Example
You can set the beep pattern so that it beeps three times for an error message and two times for a
form message.
form message.
You must select the appropriate control character and a beep pattern character to set the beep
pattern with a form message or set it with certain expanded functions.
pattern with a form message or set it with certain expanded functions.
The following form message illustrates the location of the control character and beep pattern
character for setting the beep pattern:
character for setting the beep pattern:
q
is the control character that enables you to set
the beep pattern with this format message.
C
is the beep pattern character that sets the
beep pattern.
<02S
q
C
AB]Part No:_ _ _ Loc:_ _ _ _ _Qty:_ _ _ _ _C
R
L
F
Figure 4-13 Beep Pattern Example
Control characters
q
,
s
,
and
w
all set beeps in forced form messages. Control characters
Q
,
S
,
and
W
all set beeps in forced non-form messages.