D-2
Communications Processor CP 541
EWA 4NEB 812 6188-02
The operational behavior of the CP 541 as a DP slave is defined with the sta-
tion status. Its reactions to other L2 masters are defined, and whether the
SYNC and FREEZE mode and the watchdog are used.
The SYNC and FREEZE mode are not supported by the CP 541.
Table D-2
Structure of the Station Status in the Parameter Assignment
Message
Bit
Value
Meaning
7, 6
00
01
Not supported by the CP 541.
11
pp
y
10
The CP 541 is not accessible to other PROFIBUS mas-
ters. All parameters other than TSDR will be changed.
5
0
The SYNC mode will not be supported by the CP 541.
4
0
The FREEZE mode will not be supported by the CP 541.
3
0
1
The watchdog is deactivated.
The watchdog for SINEC L2-DP is activated in the
CP 541.
2 ... 0
000
Reserved
Station Status
DP Parameter Assignment Message