Technical data of CPU 31xC
6.6 Technical data of the integrated I/O
CPU 31xC and CPU 31x, Technical Data
6-44 Manual, 01/2006 Edition, A5E00105475-06
Start information for OB40
The table below shows the relevant temporary variables (TEMP) of OB40 for the interrupt
inputs of 31xC CPUs. A description of process interrupt OB 40 is found in the Reference
Manual
System and Standard Functions
.
Table 6-11 Start information for OB40, relating to the interrupt inputs of the integrated I/O
Byte Variables Data type Description
6/7 OB40_MDL_ADDR WORD B#16#7C Address of the interrupt-
triggering module (here: default
addresses of the digital inputs)
8 on OB40_POINT_ADDR DWORD see the figure
below
Displaying the interrupt-
triggering integrated inputs
ಹ
ಹ
UHVHUYHG
%LWQR
PRAL: process interrupt
Inputs are designated with default addresses.
35$/IURP(
35$/IURP(
35$/IURP(
35$/IURP(
35$/IURP(
35$/IURP(
Figure 6-9 Displaying the statuses of CPU 31xC interrupt inputs
PRAL: process interrupt
The inputs are assigned default addresses.
6.6.5 Diagnostics
Standard I/O
Diagnostic data is not available for integrated I/O which is operated as standard I/O (see also
the Reference Manual
Module Data
).
Technological functions
Diagnostics options for the respective technological function are found in the Manual
Technological Functions
.
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