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General| Brand | Siemens |
|---|---|
| Model | CPU 314 |
| Category | Controller |
| Language | English |
Details communication interfaces, services, and protocols.
Explains memory areas, functions, and retentivity.
Covers cycle time calculation, response times, and interrupts.
Provides detailed technical specifications for CPU 31xC series.
Provides detailed technical specifications for CPU 31x series.
Details the operating and display elements specific to CPU 31xC.
Explains routing capabilities for accessing S7 stations across subnets.
Explains PROFINET as an automation standard and its objectives.
Describes the supported communication services and protocols.
Details the three main memory areas of the CPU.
Describes the load memory located on the SIMATIC Micro Memory Card.
Covers data retention across power cycles and restarts.
Explains how program data in load memory is always retentive.
Details how system memory bits, timers, and counters can be specified as retentive.
Shows retentive behavior of memory objects during state transitions.
Provides a table outlining system memory address areas and descriptions.
Explains the MMC's role as load memory and portable storage.
Highlights the MMC's role in ensuring maintenance-free and retentive operation.
Details the process of downloading the user program from the MMC to the CPU.
Describes methods for downloading blocks or partial program updates.
Describes restoring defined conditions for CPU restart after memory reset.
Explains the Save project and Fetch project functions for MMC operations.
Details the concept, calculation, and influencing factors of cycle time.
Details the time required to update the process image and its calculation.
Details how enabled interrupts extend the cycle time.
Explains how the CPU operating system allocates performance for communication tasks.
Illustrates the conditions under which the shortest response time is achieved.
Provides the formula for calculating the shortest response time.
Illustrates the conditions under which the longest response time is achieved.
Explains how to achieve faster response times using direct I/O access.
Outlines the steps for calculating the cycle time.
Provides a method to calculate cycle time extensions due to interrupts and communication load.
Lists the minimum and maximum interrupt response times for various CPUs.
Demonstrates calculating the cycle time with a specific hardware configuration.
Calculates the actual cycle time considering communication load.
Demonstrates calculating the longest response time using example data.
Details the technical specifications of available SIMATIC Micro Memory Cards.
Lists the available SIMATIC Micro Memory Card types.
Specifies the maximum number of blocks that can be stored on the MMC.
Lists technical specs including CPU version, memory, and execution times.
Lists technical specs including CPU version, memory, and execution times.
Lists technical specs including CPU version, memory, and execution times.
Lists technical specs including CPU version, memory, and execution times.
Lists technical specs including CPU version, memory, and execution times.
Lists technical specs including CPU version, memory, and execution times.
Lists dimensions, voltages, and currents for CPU 319-3 PN/DP.
Explains changes in SFC behavior, especially regarding asynchronous processing.
Outlines considerations for transferring I/O areas with "Total length" consistency.
