Finding USB Bugs The Hard Way | Hackaday
Optimize USB 3 by Understanding How it Works | Electronic Design
Low speed device is recognised as full speed (USB tiny-like AVR isp programmer) - Electrical Engineering Stack Exchange
A Gentle Practical Introduction to USB: Basics and Terms Explained! - Atadiat
USB Isolator - Fiso-UA USB Isolator - Portable instrument - Shenzhen Zhongyun Wulian Technology Co., Ltd.
USB Background - Total Phase
4 Port LP PCI Express USB Card - USB 2.0 Cards | StarTech.com
Adafruit USB Isolator - 100mA Isolated Low/Full Speed USB : ID 2107 : $34.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Muxlab USB 2.0 4-Port Extender Kit
Amazon.com: EC buying ADUM3160 Isolation Module, USB to USB Isolator Board Support 12Mbps 1.5Mbps, Icoupler technology is compatible with usb2.0,No external power supply or drive for USB shield, USB hub, AVR-JTAG :
Enhanced E8051 Mcu Ch559, Dual Low/full-speed Usb Host/device, 10/11-bit Adc, 4 Timers/pwm, 2 Uarts, 2 Spis, 10pcs/lot - Integrated Circuits - AliExpress
USB Made Simple - Part 3
USB Made Simple - Part 3
USB 2.0 Full High Speed Solution | NXP Semiconductors
USB Made Simple - Part 3
Configuring a micro-controller for low-speed USB communication
Amazon.com: Cablemax USB 2.0 Isolator 5000 Vrms Dongle : Electronics
USB in a NutShell - Chapter 2 - Hardware
Minimal USB Device Connects With Just A Couple Of Resistors | Hackaday
Amazon.com: KGUSS Topping HS01 USB 2.0 High Speed Audio Isolator Compatible with PCM32bit 768kHz DSD512 withstands up to 1kVRMS : Electronics
A brief introduction to the USB protocol - AVR
USB Made Simple - Part 3
