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US Digital
User Guides
PCI-3E Manual
This is the user manual for the PCI-3E-S / PCI-3E-D. PCI-3E Manual.pdf (505 KB) Read more »
PCI-4E Manual
This is the user manual for the PCI-4E-S / PCI-4E-D. PCI-4E Manual.pdf (358 KB) Read more »
SEI Absolute Encoder Communications Protocol
SEI Absolute Encoder Communications Protocol Data Sheet Each encoder on the bus is assigned a unique address between 0 and E. The host computer is the master of the bus, while the encoders are slaves. Encoders cannot initiate communication, rather the host sends commands and the encoders respond. The first byte of a command always includes the address of the encoder to be selected. Address F is used to communicate to all devices on the bus at once. An encoder responds by activating the... Read more »
SEI Serial Encoder Interface Bus
SEI Data Sheet US Digital's SEI bus is a simple, quick and convenient way of networking devices to an RS232 serial port. The AD2-B adapter is available to interface to a standard RS232 port (9-pin DSUB) such as those in PCs. A wall-mount power supply furnishes the power for all devices on the SEI bus. SEI Network Absolute Maximum Ratings Parameter Min. Max. Units Operating temperature 0 45 C Humidity... Read more »
USB1 Manual
This is the user manual for the USB1-S / USB1-D. USB1 Manual.pdf (157 KB) Read more »
USB1 to USB4 Upgrade Guide
This is the USB1 to USB4 Upgrade Guide. USB1 to USB4 Upgrade Guide.pdf (46 KB) Read more »
USB4 User Manual
This is the v1.2 user manual for the USB4-S / USB4-D. USB4 Manual.pdf (626 KB) Read more »
X3 DLL User Guide
This document describes how to install and use the X3 DLL on a PC running Windows using the RS232 port or the US Digital USB-232 USB interface. X3 DLL User Guide (742.99kb) Read more »
X3 RS232 Serial Communication User Guide
This document describes how to talk to the X3 using the RS232 serial interface. The serial interface allows the user to reconfigure the X3 output angle range, angle offset, damping time, output configuration, etc. The document details all low level serial commands. For PC applications, US Digital provides a DLL and PC software that allows the user to talk to the X3 using Windows function calls. X3 RS232 Communication User Guide (204.56kb) Read more »
Environmental Stewardship
US Digital is committed to environmental stewardship. We believe in practicing sustainability by reducing, reusing, and recycling. Learn more »
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