LED BYPASS AND CONTROL CIRCUIT FOR FAULT TOLERANT LED SYSTEMS
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Abstract
A light system (
9 Citations
28 Claims
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1-14. -14. (canceled)
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15. A register circuit, comprising:
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a first set of addressable registers comprising a first subset and a second subset; a logic circuit arranged to select only the first subset in response to a first sequence of K address signals, where K is a positive integer; and the logic circuit arranged to select a first part of the first subset and a first part of the second subset in response to a second sequence of K address signals. - View Dependent Claims (16, 17, 18, 19, 20)
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21. A method of operating a light emitting diode (LED) light system, comprising:
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writing data in a first set of registers, each register of the first set arranged to operate a respective LED of a first plurality of series connected LEDs; writing data in a second set of registers, each register of the second set arranged to operate the respective LED of the first plurality of series connected LEDs; incrementing a count in a first counter in response to a clock signal; turning on each respective LED when a register of the first set matches a respective count of the first counter; and turning off each respective LED when a register of the second set matches a respective count of the first counter. - View Dependent Claims (22, 23, 24, 25, 26, 27, 28)
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Specification