Opticon NLV-5201 - Inter Character Delay (RS-232 C); Trouble Shooting (RS-232 C)

Chapter-5
Interface
NLV-5201 User's Manual
54
1st
Inter Character Delay (RS-232C)
5.1.5
The inter character delay introduces a configurable delay after each transmitted character. This may
be used if the host does not support flow control and is not capable of handling the received data.
The following menu codes / commands are provided for the inter character delay setting.
Item
Command
Description
Default
Remark
Inter character
delay
KA
No delay

Activated only after “Z2”
KB
20 ms delay
KC
50 ms delay
KD
100 ms delay
Trouble Shooting (RS-232C) 5.1.6
Following are the several countermeasures for the trouble caused by RS-232C
Behavior
Check points / Countermeasures
Cannot
communicate
No response when
sending command
Confirm communication settings (5.1.2 transfer speed, 5.1.3 character
format etc.)
After changing communication setting, send Z2 command. Most of
communication settings are not reflected until Z2 command is sent.
Confirm 5.1.4 handshake setting.
Garbled characters
Confirm communication settings (5.1.2 transfer speed, 5.1.3 character
format etc.)
Set the 5.1.5 inter-character delay according to the host PC’s processing
speed.
Confirm that code to be read matches to the character code of the
communication tool.
Line-break is
doubled
 Check the line-break setting of the communication tool.