USB keyboard mouse protocols system timing auxiliary device signal definitions
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What is the exact voltage of a standard USB data signal in either data wire? I'd assume they are the same. I know that the power wires are 5 volts. - Quora
![SOLVED] - USB data indicator on D+ D- bus from AVR | Forum for Electronics](https://lh6.googleusercontent.com/-B7r_aQHKm3E/UxlT75fx75I/AAAAAAAACZM/Kr2N9pXc5yc/s640/USB%2520connections.png "SOLVED] - USB data indicator on D+ D- bus from AVR | Forum for Electronics")
SOLVED] - USB data indicator on D+ D- bus from AVR | Forum for Electronics
USB Dedicated Charging Port Controller and Power Switch. datasheet (Rev. A)
voltage - Why does USB have Vcc=5V and high=3.3V? - Electrical Engineering Stack Exchange
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USB Back Voltage
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High-Speed USB 2.0 1:2 Multiplexer/Demultiplexer Switch With Single Enable* datasheet (Rev. F)
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signal eye voltage level too high USB 2.0 Upstream near end - Electrical Engineering Stack Exchange
USB hardware - Wikipedia
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How to measure usb current and voltage [Practical Solutions]
USB-IF Compliance Updates
USB-IF Compliance Updates
Designing In USB Type-C and Using Power Delivery | DigiKey
