Mitsubishi Electric MELSEC iQ-F FX5 Series User Manual page 195

List of link special register (SW)
The following table lists the link special register areas (SW) when they are assigned from SW0000 to SW0FFF.
Do not write any data to an area whose number is not on the following list. Doing so may cause malfunction of
the programmable controller system.
No. Name
SW0040 Network number
SW0042 Station number
SW0043 Mode status of own station
SW0045 Module type
SW0046 to IPv4 address
SW0047
SW0049 Cause of data link stop
SW004B CPU status of own station
SW004C Parameter setting status
Description
Stores the network number of the own station.
Range: 1 to 239
Stores the station number of the own station.
Master station range: 125
Stores the module operation mode setting or communication mode setting of the own station.
0: Online mode/Unicast mode
1: Online mode/Multicast mode
2: Offline mode
B: Module communication test mode
Stores the hardware status of the own station.
b15
SW0045 0
Model type (b1, b0)
00: Module
01: Board
10: HMI (Human Machine Interface)
Shows the IP address (IPv4) set in the own station.
SW0046 (1)
SW0047 (3)
(1): Third octet
(2): Fourth octet
(3): First octet
(4): Second octet
Stores the cause that stopped the data link of the own station.
00H: At normal communication or power-on
02H: Monitoring time timeout
05H: No device station (master station only)
10H: Parameter not received (local station only)
11H: Outside the range of own station numbers
12H: Reserved station setting of own station (local station only)
14H: Master station duplication (master station only)
16H: Station number not set (local station only)
18H: Parameter error
19H: Parameter communication in progress
20H: CPU module moderate error, major error
60H: Illegal ring topology (master station only)
(Also used in the CLPA conformance test.)
(Updated even if set as an error invalid station.)
(Updated even if set as a reserved station.)
Stores the status of the CPU module on the own station.
00H: No CPU module mounted
01H: STOP (normal)
02H: STOP (moderate/major error)
03H: STOP (minor error)
04H: RUN (normal)
05H: RUN (minor error)
07H: PAUSE
0EH: Reset in progress
0FH: Initial processing in progress
Stores the status of parameter settings.
0: Normal
1 or greater: Error definition (Error code is stored.)
(Conditions)
• This register is enabled when 'Received parameter error' (SB004D) is on.
Appendix 3 List of Link Special Register (SW)
...
b2 b1 b0
...
0
(2)
(4)
A
APPX
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