User Manual

Table Of Contents
Fieldbus-specific Additions 89
ETHERNET
WAGO-I/O-SYSTEM 750
I/O Modules
402
DI DI
DI DI
DI DI
402 402
452
602
644
602
602
600550 550
452
452
504
1234 5678 910111213
AI AI
BT
AO AO
AI AI
AO AO AI AI DO DO
750-342
0
1
2
3
4
5
6
7
8
9
10
11
12
0
1
2
3
4
5
6
7
8
9
10
Input register
Output register
Status
Mailbox
Mailbox
Mailbox
Data
Mailbox
Mailbox
Mailbox
Data
Data
Data
Control
Access to data with FC 3,
Start address 2, Length 6
Access to data with FC 16,
Start address 0, Length 6
Figure 39: Register allocation of a Bluetooth
®
module g064471e
The input data of the Bluetooth
®
module is mapped to input registers 2
through 7. Register 2 contains the status byte and an empty byte. Register 3
through 5 contain the mailbox data. Register 6 and 7 contain the process data.
The data can be read with FC 3 (start address 2, length 6.
The output data is mapped to output register 0 through 5. Register 0 contains
the control byte and an empty byte. Registers 1 through 3 contain the mailbox
data. Register 4 and 5 contain the process data.
The data can be written with FC 16 (start address 0, length 6).