Quatech INTERBUS S Network Card User Manual


 
Data exchange module 750-654
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Structure of the in- and output data for DeviceNet (from firmware
306V2.2)
The module has 6 Bytes input and output data in the Poll I/O data. Consumed (Tx for
the Scanner) and produced (Rx for the Scanner) data size are each 6 Byte more.
Input
Byte Description
D0 Control byte
D1 Input byte1
D2 Input byte0
D3 Input byte4
D4 Input byte3
D5 Input byte2
Output
Byte Description
D0 Status byte
D1 Input byte1
D2 Input byte0
D3 Input byte4
D4 Input byte3
D5 Input byte2
Attention:
The control byte allows the changing of the registers of the module. It must always be 0
in order to avoid a change in the registers. A wrong mapping can change the function of
the module!
Structure of the in- and output data for DeviceNet (from firmware
306V3.0)
The module has 4 Bytes input and output data in the polled I/O data.
Input
Byte Description
D0 Input byte0
D1 Input byte1
D2 Input byte2
D3 Input byte3
Output
Byte Description
D0 Input byte0
D1 Input byte1
D2 Input byte2
D3 Input byte3