Active bus termination device
First Claim
1. A device for terminating a bus comprising:
- a. first means for activating termination of the bus;
b. second means coupled to the first means for supplying power, the second means supplying power upon activation of the first means;
c. third means coupled to the second means for limiting voltage received from the second means; and
d. fourth means coupled to the third means for limiting transient voltages on the bus.
1 Assignment
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Accused Products
Abstract
A diagnostic apparatus for testing devices such as computer systems, and computer system components such as disk drives or printers. The device comprises a main unit, the main unit having a central processing unit for executing instructions, issuing commands, and receiving data from a first device. The apparatus also has a first peripheral unit coupled to the main unit, the first peripheral unit having ports for interfacing with the first device, the first peripheral unit being interchangeable with a second peripheral unit for interfacing with a second device. The apparatus also comprises a first non-volatile memory unit coupled to the main unit. The first non-volatile memory unit comprising a first set of tests for the first device, the first non-volatile memory unit being interchangeable with a second non-volatile memory unit comprising a second set of tests for a second device. These interchangeable parts are provided so that the user may test various types of hardware. The apparatus further comprises software means for providing termination on a bus and methods for simulating devices on a bus for remote entry into diagnostic programs.
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Citations
5 Claims
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1. A device for terminating a bus comprising:
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a. first means for activating termination of the bus; b. second means coupled to the first means for supplying power, the second means supplying power upon activation of the first means; c. third means coupled to the second means for limiting voltage received from the second means; and d. fourth means coupled to the third means for limiting transient voltages on the bus. - View Dependent Claims (2, 3, 4, 5)
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Specification