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8 PROGRAMMING
MELSEC-QnA
Table 8.2 Link special register list (continued)
Availability
(
: available,
: not available )
Online
Number Name Description
Master
station
Local
station
Offline
SW0049
(649
H)
Temporary error invalid
station request result
Stores the execution results of the temporary error invalid station
request specification by SB0004.
0 : Normal
Other than 0 : Stores error code (Refer to Section 13.3.)
SW004B
(64B
H)
Temporary error invalid
station cancelling request
result
Stores the execution results of the temporary error invalid station
cancelling request specification by SB0005.
0 : Normal
Other than 0 : Stores error code (Refer to Section 13.3.)
SW004D
(64D
H)
Line test request result
Stores the execution results of the line test request specification by
SB0008.
0 : Normal
Other than 0 : Stores error code (Refer to Section 13.3.)
SW004F
(64F
H)
Parameter setting test
request result
Stores the execution results of the parameter setting test request by
SB0009.
0 : Normal
Other than 0 : Stores error code
SW0060
(660
H)
Mode setting switch status
Stores the setting status of the mode setting switch.
0: Online (remote net mode)
1: Online (remote I/O net mode)
2: Offline
3: Line test 1
4: Line test 2
5: Parameter verification test
6: Hardware test
SW0061
(661
H)
Station number setting
switch status
Stores the station number setting switch's setting status.
0 : Master station
1 to 64 : Local station
SW0062
(662
H)
Condition setting switch
status
The setting status of the condition setting switch (DIP switch) is
stored.
0: OFF
1: ON
00to
b15
b8 b7b6 b5 b4b3 b2 b1b0
SW1
SW2
SW3
SW4
SW5
SW6
SW7
SW8
SW0064
(664
H)
No. of retries setting
information
Stores the number of retries setting information when responding to
an error.
1 to 7 (times)
SW0065
(664
H)
No. of automatic return
stations information
Stores the number of automatic return stations setting information
during one link scan.
1 to 10 (modules)
SW0066
(666
H)
Delay timer information Stores the delay time setting information.
SW0067
(667
H)
Parameter information
The parameter information area to be used is stored.
1: Buffer memory (data link startup by Yn6)
2: E
2
PROM (data link startup by Yn8)
SW0068
(668
H)
Host parameter status
Parameter setting status is stored.
0 : Normal
Other than 0 : Stores error code (Refer to Section 13.3.)
: Link special relay added to the function version B or later