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Eric Bylenga :: Welcome
![Resolved] Resistors on USB - necessary? - Other Hardware Development - Arduino Forum](https://aws1.discourse-cdn.com/arduino/original/4X/5/e/0/5e0a71f891b87d1427afe8e022a3144604fe47a4.png "Resolved] Resistors on USB - necessary? - Other Hardware Development - Arduino Forum")
Resolved] Resistors on USB - necessary? - Other Hardware Development - Arduino Forum
To what voltage should the D+ line be pulled up when designing USB connection in STM32? +5V or +3.3V? All documentation and dev board scematics says it's 3.3V, but it didn't work.
Why "drive USB pull-up resistor to '0' to disable USB"? - Troubleshooting Help - TinyFPGA
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What is the ideal way to handle data pins D+ and D- on a USB power adapter to be compatible with fast charging on devices? - Electrical Engineering Stack Exchange
Resistor on USB D+ and D-
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Missing external USB D+ pullup on STM32 powered PCB | Details | Hackaday.io
USB Made Simple - Part 3
