Publication 1766-RM001A-EN-P - October 2008
470
Communications Instructions
•
Channel
: Channel must be “1 (Integral)”.
•
Communication command
: Communication command must be
“485 CIF Write”.
•
Data Table Address
: Data Table Address must be a String file. To
change Ethernet Channel Configuration, you must enter the
characters for the configuration parameter.
•
Size in Elements
: Size in Element must be 1.
•
Message Timeout
: Cannot edit.
•
Data Table Offset
: Valid value is 0 to 5, 10, and 40 for Ethernet
Channel Configuration. Basically, “Data Table Offset” in MSG
configuration setup screen is used to direct the “internal virtual
offsets”. You can configure the listed parameter setting by sending a
String File Data to these offsets.
Data Table Offset Addressing to change Ethernet Channel Configuration parameters.
•
Local / Remote
: “Local / Remote” has no impact on the operation.
•
MultiHop
: Cannot edit.
Data Table
Offset
Affect to; Description
Comments
0
Ethernet IP Addres
Writable by an element of String File. Changes IP Address in
Ethernet Communication File. Disables BOOTP/DHCP flags in
Ethernet Communication File. Power cycle is required.
1
Ethernet Subnet Mask
Writable by an element of String File. Changes Subnet Mask in
Ethernet Communication File. Disables BOOTP/DHCP flags in
Ethernet Communication File. Power cycle is required.
2
Ethernet Gateway Address
Writable by an element of String File. Changes Default Gateway
Address in Ethernet Communication File. Disables BOOTP/DHCP
flags in Ethernet Communication File. Power cycle is required.
3
Ethernet Default Domain Name
Writable by an element of String File. Used for DNS naming in
SMTP subsystem.
4
Ethernet Primary Name Server
Writable by an element of String File. Used for DNS naming in
SMTP subsystem.
5
Ethernet Secondary Name Server
Writable by an element of String File. Used for DNS naming in
SMTP subsystem.
-
-
-
10
Apply IP Address, Subnet Mask, and Default
Gateway Address right away.
Applies IP Address, Subnet Mask, and Default Gateway Address
configured by Offset 0, 1, and 2 right away. These parameters are
updated to the Ethernet Status File also if they are applied.
String File configured in MSG instruction will be ignored.
-
-
-
40
Flush DNS Cache
Flushes all DNS names in DNS Cache before TTL (Time to Live)
timeout.
String File configured in MSG instruction will be ignored.
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