Configuration and Parameter Assignment Frame for the IM 178-4
B-3
IM 178-4
C79000-G7076-C178-01
B.2.2
Parameters for the DP Attachment
Structure of the Parameters for the DP Attachment
The length of the parameters for the DP attachment is 3 bytes. The default values
of these parameters are 40
H
, 20
H
, 00
H
.
The parameters have the following meaning:
Bit no.
Start bit monitoring 0: on
1: off
Stop bit monitoring 0: on
1: off
Watchdog base 0: 10 ms (other DP master
1: 1 ms (S7/M7 DP master)
Enable diagnostic
interrupt
Figure B-3
Parameters for the DP Attachment