Omron SYSMAC CS1W-ETN21 Operation Manual page 104

CIO Area Allocations
Unit Control Bits (CPU Unit to Ethernet Unit)
15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00
n
Bit Switch
00 to 01 (Not used.)
02 Socket Force-close
Switch
03 Mail Send Switch
04 Automatic Clock
Adjustment Switch
05 to 15 (Not used.)
Status Manipulated
by
--- --- ---
ON User All sockets are forcibly closed when
this bit turns ON.
OFF Unit Turned OFF by Unit after sockets
are closed.
ON User User mail is sent when this bit turns
ON.
OFF Unit Turned OFF by Unit after user mail
has been sent.
ON User The automatic clock adjustment is
executed when this bit turns ON.
OFF Unit Turned OFF by Unit after automatic
clock adjustment has been com-
pleted.
--- --- ---
Socket Force-close Switch (Bit 02)
All UDP and TCP sockets used for socket services can be force-closed by
turning ON this switch. This can be used for operations such as error process-
ing.
Be careful not to force-close sockets during communications, or an error will
occur. After all sockets have been force-closed, the Ethernet Unit will turn the
switch OFF again. Do not attempt to forcibly manipulate this switch before it is
automatically turned OFF by the Unit.
Ports used exclusively by the Ethernet Unit will not be closed.
Mail Send Switch (Bit 03)
User mail can be sent by turning ON this switch. The contents of the user mail
are set in the CPU Bus Unit System Setup.
After the user mail has been sent, the Ethernet Unit will turn this switch OFF
again. Do not attempt to forcibly manipulate this switch before it is automati-
cally turned OFF by the Unit.
Automatic Clock Adjustment Switch (Bit 04)
The automatic clock adjustment can be executed by turning this switch ON.
The SNTP server required for the automatic clock adjustment is set in the Unit
Setup.
After the automatic clock adjustment has been completed, the Ethernet Unit
will automatically turn this switch OFF. Until then, do not forcibly manipulate
the switch.
Socket Force-close Switch
Mail Send Switch
Automatic Clock Adjustment Switch
Unit operation
Section 4-1
Reference
---
Operation Manual, Con-
struction of Applica-
tions, SECTION 6
Operation Manual, Con-
struction of Applica-
tions, SECTION 2
Operation Manual, Con-
struction of Applica-
tions, SECTION 5
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