17-31
17 Ethernet Option Board
CP1E CPU Unit Software User’s Manual(W480)
17-4 Memory Allocations
17
17-4-2 CIO Area Allocation
The status of errors that occur at the Ethernet Option Board is reflected as shown in the following dia-
gram.
Error Status
Bit Name Correction
0 to 1 Reserved Always 0.
2 IP address setting
error
The following cannot be used as IP address set-
tings.
• Host IDs that are all 0 or all 1.
• Network IDs that are all 0 or all 1.
• Subnetwork IDs that are all 1.
• Addresses beginning with 127 (7F hex).
Reset the IP address.
3 IP address table
error
Correct the IP address table. If the problem cannot be
resolved, replace the CPU Unit.
4 IP router table error Correct the IP router table. If the problem cannot be
resolved, replace the CPU Unit.
5 to 6 Reserved Always 0.
7 to 12 Reserved Always 0.
13 Baud rate disagree-
ment
Make sure that the baud rate setting of the Serial
Option Port is 115,200 bps. Change the baud rate of
the Serial Option Port.
14 Address disagree-
ment
Make sure that the node number and the last byte of
the IP address are the same and then set other host
IDs to 0. Change the address conversion method.
15 EEPROM error Restart the PC. If the problem cannot be resolved,
replace the Ethernet Option Board.
FINS/TCP Connection Status
Bit Switch Unit operation
0 FINS/TCP Connection No.1 0: The connection is terminated.
1: A connection is established.
1 FINS/TCP Connection No.2 0: The connection is terminated.
1: A connection is established.
2 to 15 Reserved Always 0.
CIO 81
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
00000000 00
IP address setting error
IP address table error
IP router table error
Address disagreement
EEPROM error
Band rate disagreement
CIO 81
15 14 13 12 11 10 9 8 7 6 5 4
000000000000
32
00
10
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