Toshiba TC-net 100, Instruction Manual

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7. How to set the environment for OPC Server
86

Set Log Output of JTNI/JTGI Scan Memory Acccess Performance
When the number of the access words in one block is more than the prescribed value (default :
5), the reading process the scan memory of TC-net 100 PCI Bus Card (JTNI PCI Card) has
access to one block data without doing it by word unit.
In addition, the reading process the scan memory of a TC-net 100 PCI Express Bus Card
(JTNI PCI Express Card) and TC-net 1G PCI Bus Card (JTGI) always does access by a block
unit.
You set a parameter to be able to read data (scan memory access performance value) which
serve as a reference when you coordinate this prescribed value.
You change
“
PerformanceLog
”
parameter in
“
TCnetOPCSvr.ini
”
file.
[General]
:
#PerformanceLog=1
*
:
* : You delete the head character
“
#
”
, edit as below and save.
[General]
:
PerformanceLog=1
:
About how to put out log of JTNI/JTGI scan memory access performance, please refer
to
“
7.2 Output Log of Scan Memory Access Performance
”
.
Important:
You can set this parameter only when you test OPC Server.
When the system runs actually, you must recover this content.

Change the prescribed value of JTNI (PCI Card) Scan Memory Access
Performance
When you change the prescribed value of the access words per one block after checking the
log described in
“
7.2
”
, you change
“
DefAcceWordNum
”
parameter in
“
TCnetOPCSvr.ini
”
file.
[General]
:
DefAcceWordNum=5