AndyA

You can also get USB hubs with per port power switches (sometimes described as enabling / disabling the port but they do that by turning the power off). Handy in this situation with the added benefit that for usb powered devices it gives you a...

I tried running the example on a Teensy 4.1 with ethernet connected. Indeed it crashes. I noticed this in the console: sketch_aug09a: In function 'bool BasicSkills_Ethernet_INIT(uint8_t*, IPAddress)': sketch_aug09a:10: warning: no return...

Just to make sure I answered this question: Yes, as explained in msg #3, we updated many libraries in version 1.62 because of the change from gcc 11.3 to gcc 15.2. NativeEthernet was among them. However the crash problem appears to be not in...

A while ago I bought a $5 USB wifi/bluetooth adapter from aliexpress. They seem to be very plentiful, advertised under a few different brands but usually including a mention of AX900, Wifi6 and Bluetooth 5.3 or 5.4. I thought it would be a...

If you were using an unpowered hub then it can't feed 5V back into the teensy, the teensy is the only source of power. It could potentially feed 5V onto the USB data lines but any hub that did that isn't just breaking the spec, it's shredding...

It's a hardware limitation. Here's the info from the hardware reference manual. Only engineers at NXP who designed the hardware could give a definitive answer. But we can guess and speculate about some of the trade-offs and choices they...