Download Siemens SIMATIC NET Specifications

Transcript
4. How Do I? ....................................................................................................................................... 23
Choosing Poll Rates ............................................................................................................... 24
Eliminating Excess Datablocks............................................................................................... 24
Setting up for Remote Configuration and Control................................................................... 26
Preventing the Driver from Writing to the Hardware ............................................................... 26
Creating Reports of my Driver Configuration Files ................................................................. 28
Saving Datablocks Created from Database Manager to the I/O Driver Configuration File..... 28
Opening the SI7 I/O Driver Power Tool from Database Manager .......................................... 28
Configuring a Driver for Demand Polling ................................................................................ 29
Polling the Device only when Data is Being Accessed........................................................... 30
Setting up Security to use the I/O Server Remotely ............................................................... 30
Setting up Security When the Driver Runs as a Service ........................................................ 32
Forcing a Switch Between Primary and Back-up Channels or Devices using FIX or iFIX .... 34
Enabling or Disabling Channels, Devices or Datablocks using FIX or iFIX ............................ 34
Sending Multiple Writes to a Datablock .................................................................................. 35
Running the Driver in Simulation Mode ................................................................................. 36
5. About the SI7 I/O Driver ................................................................................................................ 37
How the I/O Driver Works ....................................................................................................... 38
The SI7 I/O Driver Features ................................................................................................... 43
Feature: Using OLE for Process Control (OPC) ...................................................... 44
Feature: Creating Datablocks Automatically in Database Manager ....................... 46
Feature: Configuring the Driver from Custom COM/OLE Automation Applications . 47
Feature: Using the SI7 I/O Driver Graphical User Interface ..................................... 48
Feature: Remote Control and Configuration............................................................. 49
Feature: Using Exception-Based Processing ........................................................... 51
Feature: Using Secondary Poll Rates ...................................................................... 52
Feature: Phasing Poll Rates ..................................................................................... 52
Feature: Enabling or Disabling Individual Channels, Devices, and Datablocks ...... 52
Feature: QuickFail Logic........................................................................................... 53
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