![]() You could control room lighting, or any other device that you would like to turn ON or OFF from within a application, just think of the many possibilities. ![]() Our relay boards can now be controlled directly from a desktop shortcut using our. This eliminates having to deal with the mscomm32.ocx driver! For example, you can be in Access or Excel, start a macro that would power up an external data acquisition unit and receive data into the software utilizing VBA, serial control, and one of our. If you need to control our relay boards, but do not have any programming experience you now have an option. ![]() But many people don't realize that Visual Basic for Applications which is built into many MS software programs such as Word, Excel, Publisher, Access, and even the Front Page editor I'm using right now, can be used for control applications. Visual Basic for Applications Serial Port Software Example Visual Basic is used for many control applications, from simple communications, to elaborate test equipment with user control or automated.
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