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Shared Memory Area Specifications
Communications
Error Flag
This indicates the communications error flag of each node.
Data format
Offset address: 0x007A
Offset
(Word)
15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00
Word IN/MIX Slave Unit Communications Error Flags
(These values are the corresponding part of each node address.)
+0
15 14 13 12 11 10
+1
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
+2
47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32
+3
63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48
Communications error flag for Word OUT Slave Units
(These values are the corresponding part of each node address.)
+4
15 14 13 12 11 10
+5
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
+6
47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32
+7
63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48
Bit IN/MIX Slave Unit Communications Error Flags
(These values are the corresponding part of each node address.)
+8
15 14 13 12 11 10
+9
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
+10
47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32
+11
63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48
+12
79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64
+13
95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80
+14
111 110 109 108 107 106 105 104 103 102 101 100 99 98 97 96
+15
127 126 125 124 123 122 121 120 119 118 117 116 115 114 113 112
Communications error flag for BIT OUT Slave Units
(These values are the corresponding part of each node address.)
+16
15 14 13 12 11 10
+17
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
+18
47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32
+19
63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48
+20
79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64
+21
95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80
+22
111 110 109 108 107 106 105 104 103 102 101 100 99 98 97 96
+23
127 126 125 124 123 122 121 120 119 118 117 116 115 114 113 112
Communications error flag for Repeater Units
(These values are the corresponding part of each node address.)
+24
15 14 13 12 11 10
+25
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
+26
47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32
+27
63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48
Detailed format
Name
Access
Communications
Read
error flag
Bit
9
8
7
6
5
9
8
7
6
5
9
8
7
6
5
9
8
7
6
5
9
8
7
6
5
Description
ON: A node that has participated in the network
has a communications error.
OFF: The nodes that have participated in the
network have no communications error.
Section B-3
4
3
2
1
0
4
3
2
1
0
4
3
2
1
0
4
3
2
1
0
4
3
2
1
0
111
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