Omron W343-E1-07 User Manual
Page 92
71
CIO Area Allocations
Section 4-3
Power Status (Bit 15)
Turns ON while power is being supplied from the Ethernet Unit to the trans-
ceiver, and OFF when power is not being supplied. Check to be sure that this
bit is ON before beginning communications.
Error Status (Ethernet Unit
to CPU Unit)
The status of errors that occur at the Ethernet Unit is reflected as shown in the
following diagram.
Bit
Error
Status
Manipulated by
Unit operation
0
(Not used.)
---
---
---
1
Transceiver echo test error
(CS1W-ETN01 only) (See
note.)
ON
Unit
ON if an error occurred during the self diagnostic testing
after the Unit was turned ON or reset.
OFF
Unit
OFF if the self diagnostic testing after the Unit was
turned ON or reset was normal.
2
IP address setting error
ON
Unit
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)
OFF
Unit
OFF when the IP address is normal.
3
IP address table error
ON
Unit
On if the IP address table information is incorrect.
OFF
Unit
OFF when the IP address table is normal.
4
IP router table error
ON
Unit
ON if the IP router table information is incorrect.
OFF
Unit
OFF when the IP address table is normal.
5
(Not used.)
---
---
---
6
Routing table error
ON
Unit
ON if the routing table information is incorrect.
OFF
Unit
OFF when the routing table is normal.
7
Transceiver error (CS1W-
ETN01 only) (See note.)
ON
Unit
ON when the transceiver cable is disconnected, the
transceiver is not receiving power, or the transceiver is
defective. Returns to OFF when the transceiver status
returns to normal.
OFF
Unit
OFF when the transceiver is normal.
8
Internode Test Flag
ON
Unit
ON during internode testing.
OFF
Unit
OFF while internode testing is stopped.
9 to 13
(Not used.)
---
---
---
14
Address mismatch
ON
Unit
ON if the remote IP address is set to automatic genera-
tion but the local IP address host number and FINS
node number do not agree.
OFF
Unit
OFF under all other circumstances.
15
EEPROM error
ON
Unit
ON if an error has occurred in the EEPROM memory.
OFF
Unit
OFF when the EEPROM memory is normal.
Bit 01: Transceiver echo test error (CS1W-ETN01 only)
Bit 02: IP address error
Bit 03: IP address table error
Bit 04: IP router table error
Bit 06: Routing table error
Bit 07: Transceiver error (CS1W-ETN01 only)
Bit 08: Internode test flag (OFF: Test stopped, ON: Test running)
Bit 14: Address mismatch
Bit 15: EEPROM error
15 14 13 12 11 10
9
8
7
6
5
4
3
2
1
0
n+18