snap ethernet-based i/o units protocols and programming guide

Non-velocity Algorithms.........................................................................................41
Formatting and Interpreting Data.........................................................................................41
Mask Data .....................................................................................................................41
Unsigned 32-bit Integer Data........................................................................................42
Digital Point Data ..........................................................................................................43
IEEE Float Data ..............................................................................................................43
Two-Channel Analog Modules...............................................................................44
Chapter 3: Using the SNAP Ethernet I/O Driver Toolkit ........................ 45
Introduction ..........................................................................................................................45
A Note on Multithreading .............................................................................................46
Installing the Driver Toolkit..................................................................................................46
Overview of the ActiveX Components .................................................................................46
ActiveX Names and IDs.................................................................................................47
Important ActiveX Client Issues....................................................................................47
OptoSnapIoMemMapX General Instructions................................................................48
OptoSnapIoStreamX General Instructions ....................................................................48
Using Visual Basic 6.0 or Higher...................................................................................49
Using VBA and Microsoft Office ...................................................................................49
Using VBScript...............................................................................................................49
Using Borland Delphi 5..................................................................................................50
Using the ActiveX Components without the Driver Toolkit ..........................................50
Building the ActiveX Component with Visual C++ 6.0..................................................50
Overview of the C++ Classes ...............................................................................................50
OptoSnapIoMemMap Procedures.................................................................................51
O22SnapIoStream Procedures ......................................................................................51
Using Visual C++ with the Core C++ Code....................................................................52
Using Linux g++ with the Core C++ Code......................................................................52
Examples Included................................................................................................................52
O22SnapIoMemMapX ActiveX Examples.....................................................................52
O22SnapIoStreamX ActiveX Example...........................................................................53
O22SnapIoMemMap C++ Class Examples....................................................................54
O22SnapIoStream C++ Class Examples........................................................................54
MemMap Example Code......................................................................................................55
Create the OptoSnapIoMemMapX Component ............................................................55
Open a Connection to the Brain ....................................................................................55
Close the Connection to the Brain ................................................................................55
Configure Points ............................................................................................................56
Set an Output Based on an Input ..................................................................................57
Streaming Example Code .....................................................................................................57
Create the OptoSnapIoStreamX Component ................................................................58
Open a Connection to the Brain ....................................................................................58
Start Listening to a Brain ..............................................................................................58
SNAP Ethernet-Based I/O Units Protocols and Programming Guide v