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| Number | Title | Issue Date |
| 5752080 | Cable terminal unit using bit set for selectively enabling a plurality of hardware functions with some functions having a plurality of selectively enabled hardware functions A terminal unit for use within a digital cable system having a head end control unit and a cable and related method for upgrading hardware functions. According to a preferred embodiment, the terminal unit is provided and comprises a processor and an optio... | 05/12/1998 |
| 5740464 | Architecture for providing input/output operations in a computer system Hardware input/output address translation apparatus adapted for use in a multitasking computer system including hardware responsive to commands from an unprivileged application program addressed to an input/output address for translating the input/output ... | 04/14/1998 |
| 5737543 | High performance communications path A computer system, memory, and computer-implemented method for generating at least one high performance communication path is provided. The communication path has a plurality of linked components, including a negotiator and a controller. The method includ... | 04/07/1998 |
| 5724614 | Circuits provide input/output module connections having the input receptacle being connected to neutral wiring terminal and the output receptacle being connected to hot wiring terminal A digital input/output circuit board includes a plurality of circuits each having an input module and an output module for mounting either an input module or an output module, wiring terminals for attaching field wires to electrically connect the circuit ... | 03/03/1998 |
| 5640591 | Method and apparatus for naming input/output devices in a computer system Hardware input/output address translation apparatus adapted for use in a multitasking computer system including a circuit which responds to commands from an unprivileged application program addressed to an input/output address for translating the input/ou... | 06/17/1997 |
| 5634079 | System for providing for a parallel port with standard signals and a flash recovery mode with second predetermined signals redefining parallel port with alternate functions A computer system as provided with an internal flash ROM which includes the BIOS. In the event the flash ROM becomes corrupt, a special purpose interface allows for mode switching of a standard parallel port from a standard peripheral interface, such as a... | 05/27/1997 |
| 5630170 | System and method for determining peripheral's communication mode over row of pins disposed in a socket connector A peripheral device for use with a data processing apparatus. The apparatus has a peripheral port with a set of terminal pins consisting of first to ninth pins disposed in a row. The first pin is assigned for one of a power source and the ground potential... | 05/13/1997 |
| 5623692 | Architecture for providing input/output operations in a computer system Hardware input/output address translation apparatus adapted for use in a multitasking computer system including hardware responsive to commands from an unprivileged application program addressed to an input/output address for translating the input/output ... | 04/22/1997 |
| 5577257 | Information processing apparatus An information processing apparatus having two or more functions, in which one of the functions is automatically selected according to the state of an external memory device, or according to the actuated one of plural input devices, without an instruction... | 11/19/1996 |
| 5504866 | Lan control system A LAN control system including an information processing device and a plurality of LAN control sections. Each of the control sections stores a self-address, an other party address, and an other party address mask value. The source address in a received da... | 04/02/1996 |
| 5488736 | Bidirectional programmable I/O driver array Disclosed is a current driver that includes an array of current buffers and a program control circuit. The program control circuit responds to an externally generated programming signal to generate buffer direction control, daisy chain configuration contr... | 01/30/1996 |
| 5430845 | Peripheral device interface for dynamically selecting boot disk device driver A common peripheral device interface module is disclosed for use with the Unix (Unix is a trademark of AT&T) operating system which is flexible enough to support many types of disk or tape device drivers. A common disk module (CDM) is included. The CDM co... | 07/04/1995 |
| 5247657 | Serial data transmission including idle bits A serial data interface communicates data between a control processor (1) and one or more slave processors (2) via a serial bus (3). Typically the control processor (1) may be formed in a hand held or lap top computer and the slave processor (2) in a peri... | 09/21/1993 |
| 5218679 | Programmable controller with input/output signal converting circuit for variably setting a number of inputs and/or outputs A programmable controller with an I/O signal converting circuit having an input element and an output element, comprises a signal I/O unit having a plurality of element sockets capable of replaceably accommodating both the input element and the output ele... | 06/08/1993 |
| 5038320 | Computer system with automatic initialization of pluggable option cards A data processing system includes a planar board having a central processing unit (CPU), a main memory unit, and input/output (I/O) sockets or slots, each adapted to receive a selected one of a plurality of different and/or similar option cards. each card... | 08/06/1991 |
| 4951250 | Combined input/output circuit for a programmable controller A combined input/output circuit is provided which is configurable either as in input circuit or an output circuit for use in a programmable controller. The input/output circuit includes apparatus which detects undesired overcurrent and overvoltage externa... | 08/21/1990 |
| 4870564 | Distributed input/output system The invention disclosed provides an intelligent input/output system for a programmable controller and includes a plurality of input/output (I/O) modules, each of which may be located in proximity to the process being controlled. Each module is interconnec... | 09/26/1989 |
| 4825402 | Multiconfigurable interface driver/receiver circuit for a computer printer peripheral adaptor A single interface circuit for use with a computer peripheral having drivers and receivers which may be configured to be compatible with either short line input/output cables or long line input/output cables. Jumpers are provided to configure the interfac... | 04/25/1989 |
| 4764868 | Distributed input/output system An intelligent input/output system for a programmable controller includes a plurality of input/output (I/O) modules, each of which may be located in proximity to the process being controlled. Each module is interconnected, via a communications link, to a ... | 08/16/1988 |
