Technical Information
Profibus
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TV 301-P Navigator Controller User Manual / 87-901-001-01 (B)
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Software operation and state machine
From the software point of view, the interface can be seen as two
devices (one for ProfiBus and the other for the internal link) linked
together.
Each device has its own state machine to manage the device
operation.
Figure 19
Table 8
Profibus state machine
Status Meaning
Power on
Interface set-up
Wait prm
Wait for parameterisation from the master
Wait cfg
Wait for configuration from the master
Data ex
Regular data exchange
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