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Instrument Control (GPIB, Serial, VISA, IVI)

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NI-VISA driver wizard problem with USB 3.0 USBTMC device

NI-VISA driver wizard problem with USB 3.0 USBTMC device

‎02-06-2021 01:03 AM

For SS device, bMaxPacketSize0 = 09h (2^9 = 512B). However, NI-VISA failed to detect SS device and showed error that this value should be 8, 16, 32 or 64 bytes.

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Re: NI-VISA driver wizard problem with USB 3.0 USBTMC device

‎02-10-2021 09:02 AM

Hi,
I think this link can be useful for You. You can notice in Device Description table that Valid sizes for bMaxPacketSize are 8, 16, 32 or 64 .

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