Octet 7 0
External diagnosis: header, length entry
Octet 8 0
UNIGATE error number
26.8.11
UNIGATE Fieldbus Gateway CANopen® - ProfibusDP V. 2.3
31
Deutschmann Automation GmbH & Co. KG
Representation of the data in ProfibusDP
8.4
Data exchange
After the Master, in the diagnostic, detects that the Slave is ready for data exchange, it sends
data exchange telegrams. Either the Master stores the data in the input/output direction in the
address area specified during project planning or the control program must fetch or retrieve the
data using specific function blocks.