40
1 COMMON ITEMS
1.3 MELSEC Data Link Functions
Device type
The following tables show the device types specified to the MELSEC data link functions.
Devices are defined in the header file "MDFunc.h".
Either a code or a device name can be specified as a device type.
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Common device types
Device (Device name)
Device type
Code
Device name
Decimal
Hexadecimal
Input relay (X)
1
1H
DevX
Output relay (Y)
2
2H
DevY
Latch relay (L)
3
3H
DevL
Internal relay (M)
4
4H
DevM
Special relay (SM)
5
5H
DevSM
CPU buffer memory
CPU No.1 area (U3E0\G)
501
1F5H
DevSPB1
CPU No.2 area (U3E1\G)
502
1F6H
DevSPB2
CPU No.3 area (U3E2\G)
503
1F7H
DevSPB3
CPU No.4 area (U3E3\G)
504
1F8H
DevSPB4
Fixed cycle communication area
CPU No.1 area (U3E0\HG)
511
1FFH
DevHSPB1
CPU No.2 area (U3E1\HG)
512
200H
DevHSPB2
CPU No.3 area (U3E2\HG)
513
201H
DevHSPB3
CPU No.4 area (U3E3\HG)
514
202H
DevHSPB4
Annunciator (F)
6
6H
DevF
Timer
Contact (T)
7
7H
DevTT
Coil (T)
8
8H
DevTC
Current value (T)
11
BH
DevTN
Long timer
Contact (LT)
41
29H
DevLTT
Coil (LT)
42
2AH
DevLTC
Current value (LT)
43
2BH
DevLTN
Counter
Contact (C)
9
9H
DevCT
Coil (C)
10
AH
DevCC
Current value (C)
12
CH
DevCN
Long counter (Contact)
Contact (LC)
44
2CH
DevLCT
Coil (LC)
45
2DH
DevLCC
Current value (LC)
46
2EH
DevLCN
Retentive timer
Contact (ST)
26
1AH
DevSTT
Coil (ST)
27
1BH
DevSTC
Current value (ST)
35
23H
DevSTN
Long retentive timer
Contact (LST)
47
2FH
DevLSTT
Coil (LST)
48
30H
DevLSTC
Current value (LST)
49
31H
DevLSTN
Data register (D)
13
DH
DevD
Special register (SD)
14
EH
DevSD
Index register (Z)
20
14H
DevZ
Long index register (LZ)
38
26H
DevLZ
File register (R)
22
16H
DevR
File register (ZR)
220
DCH
DevZR
Link relay (B)
23
17H
DevB
Link register (W)
24
18H
DevW
Link special relay (SB)
25
19H
DevQSB
Link special register (SW)
28
1CH
DevQSW
Summary of Contents for MELSEC iQ-R C
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