USB communications - Wikipedia
Logic Levels - SparkFun Learn
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Digital I/O - NI
RS-485 Serial Interface Explained | CUI Devices
Designing In USB Type-C and Using Power Delivery | DigiKey
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The Basics of USB-C and USB Power Delivery - ASME
USB Logic Analyzer
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Level shifter needed for USB input/host port? | Teensy Forum
USB in a NutShell - Chapter 2 - Hardware
Serial Communication - SparkFun Learn
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Guide to USB-C Pinout and Features - Technical Articles
All About USB-C: Power Delivery | Hackaday
USB Logic Analyzer - 24MHz/8-Channel - SparkFun | Mouser
Switching in USB Consumer Applications | Analog Devices
How does USB superspeed electrical signaling work? - Electrical Engineering Stack Exchange
