Benchtop Measurement and Test
Distributed Measurement and Control
Systems Engineering Software
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Provides support for NI data acquisition and signal conditioning devices.
Provides support for Ethernet, GPIB, serial, USB, and other types of instruments.
Provides support for NI GPIB controllers and NI embedded controllers with GPIB ports.
When an I/O on the NI USB-6501 is configured as an input, is the 4.7k pull-up to the internal 5V present on the I/O or is the pull-up only there if configured as an open-drain output?
Go to Solution.
That pull-up is in hardware... doesn't change when you reconfigure the port. It's just inside the output terminals.
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