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Excel Com port communication
Thanks for response, I realized I may be able to pull this off by installing a generic text only printer using lpt1: and then using VBA to make it the active printer. I may then be able to check printer status and thus get a read of the input bits. Not sure if it will work or the overhead...- Hypnofrog
- Post #78
- Forum: VBA Visual Basic for Applications (Microsoft)
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Communicating with USB devices
I don't have any USB specific routines, but I did use a USB to RS232 converter successfully to allow two excel programs to communicate successfully using MSCOMM32 over a null modem. COM1 was the normal serial port and COM3 was the USB to RS232 device. Rob- Hypnofrog
- Post #2
- Forum: VBA Visual Basic for Applications (Microsoft)
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Excel Com port communication
To everone, thanks for all the information in this thread, I have been able to successfully create an application using mscomm as instructed so I simultaneously run 2 Excel files each pointing to a different port and exchange data on command through a null modem. What I really want to do is...- Hypnofrog
- Post #76
- Forum: VBA Visual Basic for Applications (Microsoft)
