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15-59
15 Ethernet
CP2E CPU Unit Software User’s Manual(W614)
15-7 Status Allo
catio
ns o
f B
u
lit-in Ethernet P
o
rt
15
15-7 Status Allocations of Bulit-in
Ethernet Port
The following table and descriptions cover the words and bits in the Auxiliary Area of PLC memory that
are related to the status of built-in Ethernet port.
Address
Bit(s)
Name
Status
Unit operation
Access
A40 to A44
---
Ethernet Commu-
nication Error
Information
---
When an error occurs in Ethernet communi-
cation, the error information can be stored.
Refer to
6-1-11 Other Error
s
in the
CP2E
CPU Unit Hardware U
s
er'
s
Manual
(Cat. No.
W61
3
).
Read only
A45
14
Link Status (N20:
Ethernet port,
N
3
0/40/60:
PORT1A)
ON
Ethernet link is established.
Read only
OFF
Ethernet link is terminated.
15
Link Status
(N
3
0/40/60:
PORT1B)
ON
Ethernet link is established.
OFF
Ethernet link is terminated.
A46
2
IP Address Set-
ting Error Flag
ON
ON if any of the following conditions apply to
the IP address.
• All bits in the host ID are 0 or 1.
• All bits in the network ID are 0 or 1.
• All bits in the subnet ID are 1.
• The IP address begins with 127 (0x7F)
Read only
OFF
OFF when the IP address is normal.
3
IP Address Table
Error Flag
ON
ON if the IP address table information is
incorrect.
OFF
OFF when the IP address table is normal.
4
IP Router Table
Error Flag
ON
ON if the IP router table information is incor-
rect.
OFF
OFF when the IP address table is normal.
5
DNS Server Error
Flag
ON
ON when the following errors occur during
DNS server operation:
• An illegal server IP address is set.
• A timeout occurs during communications
with the server.
OFF
OFF when DNS server operation is normal.
6
Routing Table
Error Flag
ON
ON if the routing table information is incor-
rect.
OFF
OFF when the routing table is normal.
11
SNTP Server Error ON
ON when the following errors occur during
SNTP server operation:
• An illegal server IP address or host name is
set.
• A timeout occurs during communications
with the server.
OFF
OFF when SNTP server operation is normal.
14
Address Disagree-
ment Flag
ON
ON if the remote IP address is set to auto-
matic generation but the local IP address host
number and FINS node address do not agree
OFF
OFF under all other circumstances
15
Ethernet Commu-
nication Error Flag
ON
ON when Ethernet communication error
occurs.
OFF
OFF when Ethernet communication error has
been cleared by Ethernet communication
error clear flag.
Summary of Contents for SYSMAC CP Series
Page 3: ......
Page 32: ...1 Overview 1 4 CP2E CPU Unit Software User s Manual W614 ...
Page 44: ...3 CPU Unit Operation 3 8 CP2E CPU Unit Software User s Manual W614 ...
Page 116: ...6 I O Allocation 6 8 CP2E CPU Unit Software User s Manual W614 ...
Page 144: ...7 PLC Setup 7 28 CP2E CPU Unit Software User s Manual W614 ...
Page 170: ...10 Interrupts 10 14 CP2E CPU Unit Software User s Manual W614 ...
Page 200: ...11 High speed Counters 11 30 CP2E CPU Unit Software User s Manual W614 ...
Page 272: ...12 Pulse Outputs 12 72 CP2E CPU Unit Software User s Manual W614 ...
Page 278: ...13 PWM Outputs 13 6 CP2E CPU Unit Software User s Manual W614 ...
Page 460: ...18 Programming Device Operations 18 28 CP2E CPU Unit Software User s Manual W614 ...
Page 576: ...Revision 2 CP2E CPU Unit Software User s Manual W614 ...
Page 577: ......