OPTOCONTROL USER'S GUIDE - Opto 22

Interrupt Chart ......................................................................................................3-23
Optimizing PC ↔ Controller Throughput ....................................................................3-23
Increasing Host Task Priority................................................................................3-24
Increasing Host Task Frequency...........................................................................3-25
Increasing Efficiencies in Your Strategy ..............................................................3-25
Ensuring Data Freshness for OptoDisplay............................................................3-27
Optimizing Controller ↔ I/O Throughput ...................................................................3-27
Using I/O Unit Commands....................................................................................3-27
Stopping the Host Task ........................................................................................3-27
Using Multiple Ports to Communicate with I/O...................................................3-27
Handling I/O Errors Efficiently..............................................................................3-28
Chapter 4: Working with Controllers .......................................................4-1
Introduction ..........................................................................................................................4-1
In This Chapter ..............................................................................................................4-1
Configuring Controllers ........................................................................................................4-1
Defining a Controller on Your PC ..................................................................................4-2
Configuring a Direct Connection ...................................................................................4-4
Configuring an ARCNET Port..................................................................................4-6
Configuring an AC37, G4LC32ISA, or G4LC32ISA-LT Port .....................................4-7
Configuring a Contemporary Controls PCI20 ARCNET Port ...................................4-8
Configuring a COM Port .........................................................................................4-9
Configuring a Modem Port (Windows NT Only)...................................................4-10
Configuring an ARCNET PCMCIA Port (Windows NT Only).................................4-11
Finishing a Direct Connection ..............................................................................4-12
Configuring an Ethernet Connection ...........................................................................4-13
Configuring a Server Connection ................................................................................4-14
Associating the Controller with Your Strategy ...........................................................4-15
Setting Up Controller Ports ................................................................................................4-15
Changing or Deleting a Controller......................................................................................4-17
Changing a Controller’s Configuration........................................................................4-17
Changing the Controller that Receives the Downloaded Strategy.............................4-18
Removing a Controller’s Association with a Strategy ................................................4-18
Deleting a Controller from Your PC.............................................................................4-18
Using Redundant Communication......................................................................................4-19
Inspecting Controllers and Errors.......................................................................................4-19
Inspecting Controllers in Debug Mode .......................................................................4-19
Viewing the Error Queue .............................................................................................4-21
Inspecting Controllers from the OptoTerm Utility.......................................................4-21
Downloading Files to the Controller ..................................................................................4-22
Archiving Strategies....................................................................................................4-22
Archiving to the Controller ...................................................................................4-22
Restoring Archived Strategies from the Controller..............................................4-23
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OptoControl User’s Guide