Instrument Control (GPIB, Serial, VISA, IVI)

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controlling stepper motor driver through parallel port

I would like to send the pulse train and direction to stepper motor driver (INS50 from mycom) through parallel port using labview 8.0
can anyone help me? I m the beginner for the labview software.
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Hello green_July,
If I understand you post correctly, you are trying to drive a stepper motor through your parallel port? With that being said I have attached a VI that will allow the control of your stepper motor through a parallel port. The code was written in 7.1, but the copy I am attaching is for 8.0 as you specified. Hope this helps and have a great day!
Regards,

Nicholas K
National Instruments
Applications Engineer
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I looked at your stepper motor vi, but it wasnt working for me. Im not sure about what to put in port address, and I also am not directly connecting to the parallel port, but im using a usb to parallel port connection. (you might have seen this message in another thread, but im not sure if it went through so im sending it again)
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I don't believe you can use the low level port access function with a USB->Parallel Port device. Try using VISA to read/write. There is an example.
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