Technical data

Table Of Contents
DPV1 SFBs According to PNO AK 1131
System Software for S7-300/400 System and Standard Functions - Volume 1/2
A5E00709327-01
8-11
Data Structure of the Target Area AINFO with Interrupts from PROFINET IO
Byte Meaning
0 to 25 Header information, for an exact description, see below
26 to 1431 Additional interrupt information: standardized diagnostic data for each interrupt:
ARRAY[0] to ARRAY[1405]
Note: The additional interrupt information may also be omitted.
Structure of the Header Information with Interrupts from PROFINET IO
Byte Data type Meaning
0 and 1 WORD
Bits 0 to 7: block type
Bits 8 to 15: reserved
2 and 3 WORD Block length
4 and 5 WORD Version:
Bits 0 to 7: low byte
Bits 8 to 15: high byte
6 and 7 WORD Identifier for the interrupt type:
1: Diagnostic interrupt (incoming)
2: Hardware interrupt
3: Removal interrupt
4: Insertion interrupt
5: Status interrupt
6: Update interrupt
7: Redundancy interrupt
8: Controlled by supervisor
9: Released by supervisor
10: Configured module not inserted
11: Return of interface module
12 to 31: Reserved
32 to 126: Manufacturer-specific interrupt
127 to 65535: Reserved
8 to 11 DWORD API (Application Process Identifier)
12 to 13 WORD Slot number of the component triggering the interrupt (range of values 0 to
65535)
14 to 15 WORD Interface module slot number of the component triggering the interrupt (range
of values 0 to 65535)
16 to 19 DWORD Submodule identification; specific information on the source of the interrupt
20 to 23 DWORD Interface module identification; specific information on the source of the
interrupt