Siemens SIMATIC ET 200MP Manual page 36

Interrupts and diagnostic, error, and system alarms
5.3 Alarms
USI structure = W#16#0005
Table 5- 12 USI structure = W#16#0005
Data block name
USI
Followed by 4 reserved bytes
Reserved
Reserved
Reserved
Reserved
USI structure = W#16#0006
Table 5- 13 USI structure = W#16#0006
Data block name
USI
Communication has failed with slot: <No.>
Slot
Followed by 3 reserved bytes
Reserved
Reserved
Reserved
36
Contents
W#16#0005
Contents
W#16#0006
B#16#00 to B#16#1F
Note
Manufacturer-specific diagnostic data
if there is more than one bus master
module (IM/CPU)
Note
Manufacturer-specific diagnostic data
if the communication with a slot has
failed
Interface module IM 155-5 PN ST (6ES7155-5AA01-0AB0)
Manual, 11/2017, A5E03612323-AC
Bytes
2
1
1
1
1
Bytes
2
1
1
1
1