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DM Area Allocations Section 4-4
Mail Status (Ethernet Unit to CPU Unit)
The transmission statuses of user mail, periodic mail, and error log mail are
stored in this word as shown in the following table.
Socket Services Parameter Area 1 to 8 (Ethernet Unit to CPU Unit)
When socket services are requested by control switch manipulation, the set-
tings must be made in advance in a Socket Service Parameter Area. The
parameters used will vary depending on the service requested. For details,
refer to 6-2 Using Socket Services with Socket Service Request Switches.
IP Address Display/Setting Area
CS-series Ethernet Units
The set values of the Local IP Address Switches (rotary switches 1 to 8) on
the back of the Ethernet Unit are read and stored here when the power is
turned ON or the Unit restarted. If an incorrect address is set, 0000 (Hex) will
User mail status
Periodic mail status
Error log mail status
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
m+17
Bits Status
210
654
10 9 8
OFF OFF OFF Mail is either waiting to be sent or can be sent using
the Mail Send Switch. No mail is being sent.
OFF OFF ON Mail is being sent.
OFF ON OFF Mail is either waiting to be sent or can be sent using
the Mail Send Switch. The previous mail transmis-
sion was completed normally.
ON ON OFF Mail is either waiting to be sent or can be sent using
the Mail Send Switch. An error occurred in the previ-
ous mail transmission.
ON ON ON Mail cannot be sent (system setting error).
Offset Socket
No. 1
Socket
No. 8
UDP/TCP socket number (1 to 8)
Local UDP/TCP port number (0000 to FFFF Hex)
Remote IP address (00000000 to FFFFFFFF Hex)
Number of send/receive bytes (0000 to 07C0 Hex (1984))
Send/receive data address
(Same as FINS variable area designation method.)
Timeout value (0000 to FFFF Hex)
Response code
Remote UDP/TCP port number (0000 to FFFF Hex)
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
0
...
+0
+1
+2
+4
+5
+6
+8
+9
m+18 m+88
...
m+19 m+89
m+20
m+21
m+90
m+91
m+22 m+92
...
m+23 m+93
m+24 m+94
m+25 m+95
m+26 m+96
m+27 m+97
...
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
m+98
m+99
SW1 SW2 SW3 SW4
SW5 SW6 SW7 SW8