Communication
2.2 PROFINET communication
SIMOCODE pro - Communication
Function Manual, 11/2018, A5E40508495002A/RS-AC/003
73
Combination of ChannelProperties.Qualifier (bit 9/10) and ChannelProperties.Specifier
(bit 11/12) (continued)
Maintenance
Required Bit 9
Maintenance
Demanded Bit 10
Specifier
Bit 12/11
Meaning
Diagnostics in user programs
SIMATIC S7 300 and
SIMATIC S7 400
1
0
00
Reserved
-
01
Maintenance demand is active
Evaluation of diagnostic interrupts
with SFB54 in the OB82 read data
records with SFB52
10
Maintenance demand no longer
active
Evaluation of diagnostic interrupts
with SFB54 in the OB82
11
Maintenance demand no longer
active - all others still active
1
1
00
Reserved
-
01
Graded diagnostics is active
Evaluation of diagnostic interrupts
with SFB54 in the OB82 read data
records with SFB52
10
Graded diagnostics no longer active Evaluation of diagnostic interrupts
with SFB54 in the OB82
11
Graded diagnostics no longer active
- all others still active
Data block "ChannelProperties.Specifier (Bit 11/12)"
Table 2- 23 ChannelProperties.Specifier (bit 11/12)
Value Meaning
Diagnostics in user programs SIMATIC S7 300
and SIMATIC S7 400
00
Reserved
-
01
Pending diagnostics
Evaluation of diagnostic interrupts with SFB54 in
the OB82 read data records with SFB52
10
Cleared event and no further events
Evaluation of diagnostic interrupts with SFB54 in
the OB82
11
Cleared events, but other events remain
Data block "ChannelProperties.Direction (bits 13 - 15)"
Table 2- 24 ChannelProperties.Direction (bit 13 - 15)
Value
Meaning
000
Manufacturer-specific
001
Input
010
Output
011
Input/Output
100 - 111 Reserved