WAGO I/O-SYSTEM 750 Manual page 47
Fieldbus independent i/o modules bluetooth rf transceiver
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Also See for I/O-SYSTEM 750:
- Manual (450 pages) ,
- User's installation and configuration (335 pages) ,
- Technical description, installation and configuration (236 pages)
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Table 17: Mailbox query
max. 19
Opcode
T
In the mailbox response, bits 2
firms the activated mailbox.
Bit 2
figuration mode and have no valid network configuration. Unused bytes of the
response are set to 0.
Table 18: Mailbox response
max. 19
Opcode
T
Return value
The mailbox is unmasked if there is an existing wireless connection to the lo-
cal device; this is signaled to the other party by bit 2
tially aged data due to the uncovered mailbox (see Section 2.1.1.8.2.1).
WAGO-I/O-SYSTEM 750
I/O Modules
Mailbox query
7
6
5
Byte
2
2
2
0
0
0
1
1
2
3
T
4
Query parameter byte 0
...
Query parameter byte 15
- command code of the mailbox request
- toggle bit - A mailbox request is started with a change.
6
can be set. This indicates a general error since the modules are in con-
Mailbox response
7
6
5
Byte
2
2
2
0
0
0/1
1
1
2
Opcode (mirrored)
3
T
4
Response parameter byte 0
...
Response parameter byte 15
- mirrored command code of the mailbox request
- toggle flag - A mailbox request is confirmed by a change.
- Status/error of the mailbox request
4
3
2
1
2
2
2
2
0
0
0
0
-
Opcode
-
...
5
6
and 2
of the status byte are set. Bit 2
4
3
2
1
2
2
2
2
0
0
0
0
-
Return value
...
I/O Modules
Special Modules
0
2
0
0
2
0
2
. This warns of poten-
• 47
5
con-
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