AINFO PROFIBUS: Data structure of the target area (interrupt information)
Byte Data type Description
0 ... 3 Header information
0 Byte Length of the received interrupt information in bytes
centralized: 4 ... 224
decentralized: 4 ... 63
1 Byte centralized: reserved
decentralized: ID for the interrupt type
1: Diagnostic interrupt
2: Hardware interrupt
3: Removal interrupt
4: Insertion interrupt
5: Status interrupt
6: Update interrupt
31: Failure of an expansion device, DP master
system or DP station
32 ... 126 manufacturer specific interrupt
2 Byte Slot number of the interrupt triggering component
3 Byte centralized: reserved
decentralized: Identifier
Bit 1, 0:
00 no further information
01 incoming event, disrupted slot
10 going event, slot not disrupted anymore
11 going event, slot still disrupted
Bit 2: Add_Ack
Bit 7 ... 3 Sequence number
4 ... 223 Additional interrupt information: module specific data for the respective interrupt:
centralized: ARRAY[0] ... ARRAY[220]
decentralized: ARRAY[0] ... ARRAY[59]
AINFO
VIPA SPEED7
Integrated Standard
System Function Blocks > SFB 54 - RALRM - Receiving an interrupt from a periphery module
HB00 | OPL_SP7 | Operation list | en | 18-30 783
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