Invention Grant
- Patent Title: Digital identification of devices attached to serial communication cables
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Application No.: US15955307Application Date: 2018-04-17
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Publication No.: US10409545B1Publication Date: 2019-09-10
- Inventor: Kyle Olson
- Applicant: Starkey Laboratories, Inc.
- Applicant Address: US MN Eden Prairie
- Assignee: Starkey Laboratories, Inc.
- Current Assignee: Starkey Laboratories, Inc.
- Current Assignee Address: US MN Eden Prairie
- Agency: Shumaker & Sieffert, P.A.
- Main IPC: G06F3/16
- IPC: G06F3/16 ; G06F13/42 ; H04R25/00 ; H04B3/02

Abstract:
A first device receives a bit sequence from a second device via a serial communication cable having one or more wires that connect the first device to a first set of one or more pins of a first chip of the second device. The first chip has a second set of pins. For each respective pin of the second set of pins, the bit sequence includes a set of one or more bits for the respective pin that are based at least in part on whether a first voltage or a second voltage is applied to the respective pin. The first device determines, based on the bit sequence, a type of the second device.
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