Display; Echo - Elo TouchSystems Entuitive ET1725L Series User Manual

display

Function Show a single message or two alternating messages on the device's display.
Syntax
/display
The optional argument x indicates the message to be displayed.
Errors
none
Remarks
If the optional argument x is provided, this command displays it as a single message.
If x is
, the driver sends a command to the device to display the idle message
@
("Welcome"). If x is omitted, the command uses the values of the
properties for the message texts. If
; otherwise, it displays the texts in
msg1
message texts are displayed unmodified, except for any '\' characters, which are
used as escape characters:
\r is converted to 0x0D (shown as <CR> in this document)
\n is converted to 0x0A (shown as <LF> in this document), e.g., to be used as
line separator for LCD screens that can display multiple lines
\\ is converted to \
\xhh is converted to a character with ASCII value hh (always two hex digits).
Not all ASCII values can be displayed.
Leading and trailing spaces are removed from the message texts in the x
argument and the
leading spaces.
To center the message "Thank You" on the IntelliPIN LCD:
Command
Response

echo

Function
Echo data−driver test command.
Syntax
string
/echo
string is limited to 11 characters (the width of the 'arg1' field in the response
format) without any embedded spaces.
Errors
none
Remarks The driver responds by echoing the command back. If the command specifies a
string that is longer than 11 characters or if a space appears, the response will be
truncated. There is no translation for escape (\x00) commands. This command
cannot be cancelled with
Example
If you wish to ensure that the driver is properly installed, request it to echo a string:
Command
Response
[x]
and
msg1 msg2
/display \x20\x20\x20Thank
none
/cancel
/echo Testing<LF>
/echo Testing<LF>
is empty, this command displays the text in
msg2
and as alternating messages. The
msg1 msg2
properties. may be used for adding
\x20
You
.
Section 3. Commands
00
and
msg1 msg2
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