D301271 1013 - FGEN - multi protocol
9-7
Modbus registers
9.3 Modbus registers
Note
The Table 9-5:, page 9-10 shows the register mapping for the different Modbus addressing
methods.
Table 9-3:
Ident number of
the station
Address (hex.) Access
A Description
A ro = read only
rw = read/write
0x0000 to 0x01FF ro packed process data of inputs
(process data length of the modules
→ see Table 9-5: (process data length of the stations)
0x0800 to 0x09FF rw packed process data of outputs (process data length of
the modules
→ see Table 9-5: (process data length of the stations)
0x1000 to 0x1006 ro Station Identifier
0x100C ro Station status (see Table 9-7: Register 100Ch: Station
status)
0x1012 ro process image length in bit for the intelligent output
modules
0x1013 ro process image length in bit for the intelligent input
modules
0x1017 ro Register-mapping-revision
(always 1, if not, mapping is incompatible with this
description)
0x1020 ro watchdog, actual time [ms]
0x1120 rw watchdog predefined time [ms] (default: 0), see also
Error behavior of outputs (watchdog) (page 9-20))
0x1130 rw Modbus connection mode register, page 9-17
0x1131 rw Modbus connection timeout in sec. (Def.: 0 = never),
page 9-17
0x113C to 0x113D rw Modbus parameter restore, page 9-17
(reset of parameters to default values)
0x113E to 0x113F rw Modbus parameter save, page 9-18
(permanent storing of parameters)
0x1140 rw deactivate protocol
Deactivates explicitly the selected Ethernet-protocol:
0 = EtherNet/IP™
1 = Modbus/TCP
2 = PROFINET
15 = web server
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