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.
USB circuit design for STM32
Why "drive USB pull-up resistor to '0' to disable USB"? - Troubleshooting Help - TinyFPGA
STM32F103 USB circuit
Upgrading USB chargers from Type-A to Type-C - Power management - Technical articles - TI E2E support forums
schematics - USB C for supply + data - Electrical Engineering Stack Exchange
Using USB Type-C on hobyist projects – The blog of Tyler Ward (aka scorpia)
USB charging without fear
15w Dc 3v-21v Electronic Test Load Resistor Usb Interface Battery Discharge Capacity Tester With Fan Adjustable Current Module - Integrated Circuits - AliExpress
AN11392 Guidelines for full-speed USB on NXP's LPC microcontrollers
microcontroller - USB resistor locations - Electrical Engineering Stack Exchange
Resolved] Resistors on USB - necessary? - Other Hardware Development - Arduino Forum
Wrong USB line termination in official LPC11U24 mbed schematic (TGT D+ D- lines) | Mbed
ON Semiconductor Is Now
Simple way to use USB Type-C to get 5V at up to 3A (15W) - Power - Engineering and Component Solution Forum - TechForum │ Digi-Key
Do I need a pull-up resistor for this USB ? : r/AskElectronics
ON Semiconductor Is Now
USB ESD protection problem and improved USB detect circuit for battery powered devices – PICONOMIX
Simple way to use USB Type-C to get 5V at up to 3A (15W) - Power - Engineering and Component Solution Forum - TechForum │ Digi-Key
All About USB-C: Resistors And Emarkers | Hackaday
Are these USB series resistors important?
USB charging without fear
usb charging circuit - CircuitLab
ftdi - USB hub and slave on same pcb - are serial resistors and capacitors needed? - Electrical Engineering Stack Exchange