NI USB6501的data sheet

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Last Revised: 2014-11-06 07:14:35.0

Overview

The NI USB-6501 is a portable digital I/O device that provides reliable data acquisition and control at a low price. With plug-and-play USB connectivity, the USB-6501 is simple

enough for home/academic applications but robust and versatile enough for laboratory/industrial applications. The board-only version is ideal for embedded OEM applications.

Requirements and Compatibility

OS Information

Linux®

Mac OS X

Windows 2000/XP

Windows 7

Driver Information

Application and Technology

Hardware

The USB-6501 is a full-speed USB device that provides 24 DIO lines and a 32-bit counter. The 24 digital lines are arranged in three ports: P0.<0..7>, P1.<0..7>, and P2.<0..7>.

P2.7 can also function as a 32-bit counter. You can individually program each of the USB-6501 DIO lines as a DI or DO line and use the DIO lines to monitor or control digital

signals. All samples of the DI lines and updates of the DO lines are software-timed. The default configuration of the USB-6501 DIO ports is open-drain for 5 V operation with an