Diagnostics Using the User Program
10-12
DP/PA Link and Y Link Bus Couplings
A5E00193841-011
Table 10-7 Meaning of byte x+36 in the status message
Byte x+36
Status
Meaning
00
H
OFF
There is no data exchange between the IM 157 and the
underlying slaves. The IM 157 can neither receive nor forward
the token.
40
H
STOP
There is no data exchange between the IM 157 and the
underlying slaves. The IM 157 can receive and forward the
token
80
H
CLEAR
The IM 157 reads the input data cyclically. Output data are
kept in a safe status or are set to ”0”. The IM 157 can receive
and forward the token.
C0
H
RUN
(OPERATE)
The IM 157 reads the input data of the slaves cyclically and
forwards the output data to the slaves. The IM 157 can
receive and forward the token.
Summary of Contents for Simatic 6ES7 157-0AC80-0 A0 Series
Page 14: ...Contents xiv DP PA Link and Y Link Bus Couplings A5E00193841 01 1 ...
Page 42: ...Installation 3 12 DP PA Link and Y Link Bus Couplings A5E00193841 01 1 ...
Page 70: ...Commissioning the DP PA Link 6 12 DP PA Link and Y Link Bus Couplings A5E00193841 01 1 ...
Page 162: ...Technical Specifications B 40 DP PA Link and Y Link Bus Couplings A5E00193841 01 1 ...
Page 170: ...Order Numbers and Accessories D 4 DP PA Link and Y Link Bus Couplings A5E00193841 01 1 ...
Page 178: ...Glossary Glossary 8 DP PA Link and Y Link Bus Couplings A5E00193841 01 1 ...
Page 182: ...Index Index 4 DP PA Link and Y Link Bus Couplings A5E00193841 01 1 ...