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APPENDICES
A
Appendix 4 Link Special Register (SW) List
Number Name Description
Availability
Master
station
(safety
station)
Local
station
SW0000
Link stop/start direction
Sets the station where cyclic transmission is stopped or started.
00
H
: Own station
01
H
: All stations
02
H
: Specified station
80
H
: Own station (Forced link start)
81
H
: All stations (Forced link start)
82
H
: Specified station (Forced link start)
Stopping/starting of cyclic transmission is performed by System link start
(SB0002) or System link stop (SB0003).
×
SW0001
to
SW0008
When setting 02
H
or 82
H
by the Link stop/start direction (SW0000), this
sets the station No. that stops or starts cyclic transmission.
0: No direction issued for stop or start
1: Direction issued for stop or start
×
SW0010
to
SW0017
Reserved station
function
disable/temporary error
invalid station setting
Specify the slave station for which the reserved station setting is to be
temporary cancelled/restored, or the temporary error invalid station
setting is to be set/cancelled.
0: Not specified
1: Specified
(Conditions)
• For some stations, reserved station setting cannot be temporarily
cancelled/restored and temporary error invalid station setting cannot
be configured/cancelled. ( Page 142, Section 9.6, Page 146,
Section 9.7)
• Stations higher than the maximum station No. are ignored.
×
SW0030
Send/receive instruction
(1) processing result
Stores the processing results of the link dedicated instruction that used
the own station's channel 1.
0: Normal completion
1 or higher: Abnormal completion ( Page 246, Section 12.5)
16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
b15 b14 b13 b12 b11 b10 b9 b8 b7 b6 b5 b4 b3 b2 b1 b0
32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17
48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33
64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65
96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81
112 111 110 109 108 107 106 105 104 103 102 101 100 99 98 97
120 119 118 117 116 115 114 113
Each number in the table represents station No.
SW0001
SW0002
SW0003
SW0004
SW0005
SW0006
SW0007
SW0008
16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
b15 b14 b13 b12 b11 b10 b9 b8 b7 b6 b5 b4 b3 b2 b1 b0
32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17
48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33
64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65
96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81
112 111 110 109 108 107 106 105 104 103 102 101 100 99 98 97
120 119 118 117 116 115 114 113
Each number in the table represents station No.
SW0010
SW0011
SW0012
SW0013
SW0014
SW0015
SW0016
SW0017