Siemens SIMOCODE pro Programming And Operating Manual page 189

Structure of a special message
Special messages are predefined. There are 5 special messages that are displayed,
depending on the alarm type.
Table 4- 86
Byte.Bit
0.0
1.0
2.0
3.0
4.0
SIMOCODE pro PCS 7 Library V9.0
Programming and Operating Manual, 06/2017, A5E40899442002A/RS-AA/001
Special message assignment
Description Type
Slot number of mod- Byte[1]
ule
Specifier of the spe- Byte[1]
cial message
Feature of the special Byte[1]
message
Reserved Byte[1]
Time Byte[8]
Description of the blocks
4.6 Block for timestamping MMLog
IDs (important for SIMOCODE-III)
0x0: DPV1 slot model
0x02: S7 slot model
0x01: Start-up data
0x02: Time-of-day frame failure
0x04: Time difference between frame and inter-
nal clock > 1 second
0x05: STOP of functionality and timestamping
0x06: Buffer full
01h: START / INCOMING
00h: END / OUTGOING
0x00
Total time according to ISP (Internet Service
Provider) process:
Bit 0:
1 = Clock is synchronized,
0 = Clock is not synchronized
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