Having a look at the Teensy 4.0 schematic, the VBUS line doesn't offer anything to the Teensy if the VUSB pads are cut, so I feel pretty confident it will work if I just leave it unconnected thru my adapter, and then it won't matter if the VUSB...
I'd like a sanity check on this.
My builds usually involve supplying external power and cutting the VUSB pads to continue programming the Teensy over the Micro USB connection.
Now I need to continue doing the same thing power-wise, but I want...
Yeah, it did take me a while to revisit looking at the USBHost library since there was so much success already with the code and other devices (for about the past year). I did look back into the installed Teensyduino examples at one point, but...
Found what I didn't know.
For USB MIDI Coms sent from one Teensy 4.0 to another, in the Host USB Teensy use:
Working fine now.
I feel like this is going to end up being something simple that I'm missing, but I'm stumped.
I have built 2 units that use Teensy 4.0.
Each unit is supplied power from a wall adapter, so each Teensy has the VUSB pads cut.
Unit A uses only the...