Siemens S5-135U/155U Manual De Usuario
5-71
System Manual
C79000-G8576-C199-06
C79000-G8576-C199-06
5.7
CPU 922
This section contains the hardware description and technical specifications of
the CPU 922 (also known as the R processor).
the CPU 922 (also known as the R processor).
Details on programming can be found in the CPU 922 Programming Guide.
5.7.1
Technical Description
You can use the CPU 922 in single and multiprocessor operation in the
S5-135U/155U CC (see Chapter 6). Up to four CPUs can be used.
S5-135U/155U CC (see Chapter 6). Up to four CPUs can be used.
The CPU 922 is particularly suitable for word processing (closed-loop
control and arithmetic calculation). Binary signal processing is also possible.
control and arithmetic calculation). Binary signal processing is also possible.
The following program processing levels are possible:
Cyclic
Time-controlled (1 timebase)
Interrupt-driven (hardware interrupt).
The programming language is STEP 5.
The module is designed as a plug-in PCB of double Eurocard format. The
module provides the connection to the S5 bus via two backplane connectors.
module provides the connection to the S5 bus via two backplane connectors.
The front plate width is 1 1/3 standard plug-in stations.
Application
Design
CPUs, Memory Cards, Memory Submodules, Interface Submodules