Change the Command that Executes Read
It is possible to change the command used in Serial communications to execute Read.
There are two types of Read execution commands. One includes a Separator Character (delimiter) <>
and the other has no delimiter.
• WebLink - Setup - Gear Icon - Advanced Settings - Read Cycle - Serial Trigger (Non-Delimited)
Setting Item
Serial Trigger Char-
acter (Delimited)
Start Character
(Non-Delimited)
Stop Character
(Non-Delimited)
Example Use of Character (Delimited) Command
• Read string: 12345, Character (Delimited): Space, Preamble: None, Postamble: CRLF
External device
Code Reader
V430-F Series Autofocus Multicode Reader User Manual for Communication Settings
3 Controlling Operation and Data Output with Ethernet
Setting Value
ASCII code for 1
Specifies the command character string used to start a Read. To
character
execute the command, the trigger character must be delimited in
(Default:
brackets <>.
Space(Hex: 20))
This command can only be executed when the Trigger Mode is
set in Read Cycle - Trigger - Mode to either Serial Data or Serial
Data or External Edge.
The ASCII codes for
Specifies the command character string used to start a Read and
maximum of 2 char-
the command character used to end a Read.
acters
The Start command character and the End command character
(Default: NULL
must be different characters. When set it to NULL (Hex:00) it is
(Hex:00))
disabled.
The behavior will differ according to the selection made for Read
The ASCII codes for
Cycle - Trigger - Mode.
maximum of 2 char-
•
If External Edge is selected, the code reader executes Read
acters
with the Start command character. An End command character
(Default: NULL
is not necessary.
(Hex:00))
•
If External Level or Serial Data and Edge is selected, the Start
trigger character starts a Read cycle and the End command
character ends the Read cycle. Even for a Good Read, the
Read Cycle does not end until the End command is sent.
Serial Trigger
command
Character notatiion
<
Hex notatiion
3C
20
Description
>
3E
In Read Cycle
Character notatiion
Hex notatiion
Read result
1
2
3
4
5
CR
LF
31
32
33
34
35
0D
0A
3 - 31
3