USB

USB-C Just Got a Huge Upgrade – What You Need to Know

https://www.tomsguide.com/us/usb-c-authentication-program,news-28949.html The USB Implementers Forum has plan to make popular cables and ports more secure and safer for users – and give more control to equipment makers. USB-C products have been the cause of power-surge damage to devices when users plug in a non-compliant charger and bad USB-C cable. Most users know that USB gadgets

Microphone videos

Here is a collection of interesting videos on microphones and microphone technologies: Audio 101: Microphones Dynamic vs Condenser Microphones, What’s the Difference? Audio recording tutorial: The different microphone types | lynda.com XLR vs USB Microphones, Which Should You Buy? $22 MICROPHONE VS $3600 MICROPHONE | Andrew Huang Voice-over Microphone || DIY or Buy How a

USB to RJ45 adapter teardown

Here is tear-down of cheap USB 2.0 to CAT5E CAT6E RJ45 LAN Modem Extension Extender Adaptor for Webcam XBOX adapter. This adaptor is designed to allow your USB cameras, printers, webcams, keyboard, or any other USB device to be situated some longer than normal USB cable (few meters) distance away from PC. This converts USB

USB sound card repair

I ordered this cheap (around $10-15) 5.1 channel USB sound card from China few years ago. The device does not have markings on the box so hard to day which exact model it it was. It seems that there are several similar looking cards available at dx.com and banggood.com even today. CM6206-LX based USB Sound

Damaged USB type C cables

USB type C connector is becoming more and more common in many devices. It is now a very common charging interface for modern smart phones. Generally USB C is more convient and more robust than micro-USB connector. But in those rare cases when something goes wrong, effect can be more severe. Where microUSB chargers normally

USB endoscope repair

I have had this cheap USB endoscope for few years. Then it suddenly stopped working. So I opened it up to see what is inside and hopefully fix to work again. The problems seems to be loose green wire. A bit of soldering and it works again. Not much electronics. Just wiring from USB connector

The Tomu: An Arm Microcontroller That Fits in Your USB Port

https://blog.hackster.io/the-tomu-an-arm-microcontroller-that-fits-in-your-usb-port-31f60af97471 This looks interesting. There are a fair number of USB stick computers on the market. the Tomu is different because it id so small it fits entirely inside your computer’s USB port.  The board is based around Silicon Labs “Happy Gecko” EFM32HG309 Arm Cortex-M0+ microcontroller. It was inspired by the YubiKey 4 Nano. The project is entirely open source with the hardware under