Frequently Asked Questions
How do I force Windows to detect my PCI, PXI, or PCMCIA hardware?
How do I force Windows to detect my USB hardware?
How do I force Windows to detect my ExpressCard hardware?
How can I determine which type of serial hardware I have installed?
Why does my PCI/PXI serial card display the wrong serial number?
How can I determine which version of the NI-Serial software I have installed?
How do I troubleshoot problems?
How can I determine whether my hardware and software are installed properly?
How can I repair my NI-Serial software?
How can I determine which port is associated with COMx?
How can I change the COM numbers of my National Instruments serial ports?
Why can't I make changes to my settings in MAX on Windows Vista?
Why does my hardware keep reappearing after I delete it on Windows Vista?
How many serial ports can I have on my machine?
How many interrupts are required for my serial interface?
How do I resolve serial USB power conflicts?
Why isn't the Auto232 transceiver mode on my USB-232 working?
Why am I seeing poor performance on Windows XP when I use multiple USB serial interfaces?
Why did my USB serial ports enumerate backward?
How do I access my serial ENET interface using the hostname?
How do I communicate with serial ENET interfaces located on other subnets?
Why doesn't my serial ENET interface show up in the NI Ethernet Device Configuration utility?
Why did my application work with a plug-in interface but times out with a serial ENET interface?
What is the relationship between bits per second, throughput, and bus utilization?
What happens to data sent to a closed serial port?
Why do loopback tests of large data transfers sometimes have problems?
Does the serial hardware have built-in support for protocols such as SDLC and ModBus?
How do I use 9 data bit framing?