C-6
Communications Processor CP 541
EWA 4NEB 812 6188-02
Various bus profiles are defined for SINEC L2. The CP 541 supports the fol-
lowing profiles:
DP/FMS
PROFIBUS-DP
DP with IM 308-B
User defined
Table C-3
DP/FMS Bus Profile (in Bit Times)
Parameter
Transmission rate in Kbps
93.75
187.5
500
1500
SET (T
SET
)
50
110
110
80
ST (T
SL
)
600
1500
3500
3000
SDT 1 (min T
SDR
)
125
250
250
150
SDT 2 (max T
SDR
)
250
500
1000
980
Table C-4
PROFIBUS-DP Bus Profile (in Bit Times)
Parameter
Transmission rate in Kbps
93.75
187.5
SET (T
SET
)
1
ST (T
SL
)
100
SDT 1 (min T
SDR
)
11
SDT 2 (max T
SDR
)
60
Table C-5
DP Bus Profile for IM 308-B (in Bit Times)
Parameter
Transmission rate in Kbps
93.75
187.5
SET (T
SET
)
12
12
ST (T
SL
)
100
200
SDT 1 (min T
SDR
)
55
55
SDT 2 (max T
SDR
)
60
60
Bus Profiles
DP/FMS
PROFIBUS-DP
DP for IM 308-B
Parameters of DB1