Technical Description, Installation Instructions, Operation
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DP/AS-Interface Link 20E
Release 11/2002
C79000-G8976-C138–04
Features
The DP/AS-i Link 20E allows byte and word-consistent exchange of I/O data with a
DPV0, DPV1 master and the AS-i slaves.
S DPV0 mode
In the DPV0 mode and using a maximum of 32/32 bytes from the I/O area, up
to 62 digital AS-i slaves can be operated at a transmission rate of 9.6 Kbps up
to 12 Mbps. The command interface and the simple access to the AS-i analog
values using the AS-i slave profile 7.3/7.4 are not available in the DPV0 mode.
S DPV1 mode
In the DPV1–/DPx mode and using a maximum of 32/32 bytes from the I/O
area, up to 62 digital AS-i slaves can be operated at a transmission rate of 9.6
Kbps up to 12 Mbps. In addition to this, the services read_record/write_record
allow a maximum of 32 AS-i analog slaves with up to 4 analog I/O channels to
be operated.
Commands complying with the AS-i master specification M1e are implemented
with the read_record/write_record (record 2) services.
Components of the Product
The product DP/AS-i Link 20E includes the following components:
S DP/AS-i Link 20E
S Product information for the DP/AS-i Link 20E
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