APPX
Appendix 5 List of Link Special Register (SW)
315
A
SW0001
to
SW0008
Link startup/stop station
specification
Set the station number to start or stop data link when 02H or 82H is set in 'Link
startup/stop direction' (SW0000).
0: Startup or stop not requested
1: Startup or stop requested
Each number in the table represents a station number.
• To specify the master station operating as a submaster station (station number 0),
turn on the bit of the station number 125.
• While the submaster station is operating as a master operating station, setting of
the submaster station number is ignored.
(Master
operating
station only)
SW0009 RIRD/RIWT instruction
arrival monitoring time
Specify the monitoring time until the RIRD/RIWT instruction completion.
If the instruction is not completed within the time, it will be resent for the number of
times specified in 'RIRD/RIWT instruction resend count' (SW000B).
0: 10 seconds (default)
1 to 360: 1 to 360 seconds
If a value other than the above is specified, 360 seconds will be applied.
SW000B RIRD/RIWT instruction
resend count
Specify the number of times the instruction is to be resent when it is not completed
within the monitoring time specified in 'RIRD/RIWT instruction arrival monitoring
time' (SW0009).
0: Not resent (default)
1 to 7: 1 to 7 times
If a value other than the above is specified, 7 times will be applied.
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
canceled/restored, or the temporary error invalid station setting is to be set/
canceled.
0: Not specified
1: Specified
Each number in the table represents a station number.
(Conditions)
• For some stations, reserved station setting cannot be temporarily canceled/
restored or temporary error invalid station setting cannot be set/canceled. (
Page 244 Reserved Station Function Enable, Page 246 Enable/Disable Ignore
Station Errors)
• When the submaster station number is specified, the setting is ignored.
• Stations higher than the maximum station number are ignored.
(Master
operating
station only)
SW001A REMFR/REMTO
instruction resend count
Set the number of resends for the REMFR/REMTO/REMFRD/REMTOD instruction.
0: Not resent (default)
Other than the above: Number of times that is set
(Conditions)
• This register is enabled when 'Baton pass status of own station' (SB0047) is off.
• When 'Baton pass status of own station' (SB0047) is turned on (error), data prior
to error is held.
(Master
operating
station only)
No. Name Description Availability
Master
station
(submaster
station)
Local
station
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
125 120 119 118 117 116 115 114 113
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
SW0010
SW0011
SW0012
SW0013
SW0014
SW0015
SW0016
SW0017
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