Forum Rule: Always post complete source code & details to reproduce any issue!
Tab Content
  • hoho's Avatar
    06-18-2019, 12:23 PM
    Thanks so much! I will let you know, but it might take some time. In order to not ruin the whole thing with my unskilled soldering I've ordered a bunch of these:...
    11 replies | 336 view(s)
  • hoho's Avatar
    06-18-2019, 01:35 AM
    Doesn't seem to help. It is a long shot as well, but my current hypothesis is that there might be an interference preventing from 480 Mbits capability... I have pretty short wires between the USB socket and Teensy...
    11 replies | 336 view(s)
  • hoho's Avatar
    06-17-2019, 11:02 PM
    My current finding: the async follow-up callbacks are not being called. And if I uncomment «USBHS_PORTSC1 |= USBHS_PORTSC_PFSC; // force 12 Mbit/sec» line in ehci.cpp, the device starts to be detected. But I need those...
    11 replies | 336 view(s)
  • hoho's Avatar
    06-17-2019, 05:14 PM
    As far as I know, Raspberry Pi 3 uses microUSB port for power only and doesn't have the data wires connected anywhere. Raspberry Pi Zero has it connected, but I don't have one yet to see if it's the same there. The...
    11 replies | 336 view(s)
  • hoho's Avatar
    06-16-2019, 10:42 PM
    lsusb -v -d 525:a4a7 Bus 001 Device 003: ID 0525:a4a7 Netchip Technology, Inc. Linux-USB Serial Gadget (CDC ACM mode) Couldn't open device, some information will be missing Device Descriptor: bLength ...
    11 replies | 336 view(s)
  • hoho's Avatar
    06-16-2019, 10:28 PM
    @KurtE, thanks for the suggestions! Something is definitely happening under the hood. Also there seems to be a bug somewhere (likely in the USBHost_t36)... Teensy is off, the Pi device is started and plugged in to...
    11 replies | 336 view(s)
  • hoho's Avatar
    06-16-2019, 12:45 AM
    Hi, I'm trying to get the second high speed USB port on Teensy 3.6 working for my scenario. To power the Pi-like device I have a separate 5v power supply, connected power and ground pins of the USB connector to...
    11 replies | 336 view(s)
  • hoho's Avatar
    06-09-2019, 09:36 PM
    Hi, I need to send the audio data from Teensy to a Raspberry Pi-like board and receive it back (ideally, I'm talking about realtime sending of all 6 channels from TDM input of CS42448 board to Pi and receiving of all...
    1 replies | 206 view(s)
No More Results
About hoho

Basic Information

Statistics


Total Posts
Total Posts
29
Posts Per Day
0.16
Last Post
USB Host Force Detection 06-18-2019 12:23 PM
General Information
Last Activity
06-21-2019 01:27 PM
Join Date
01-21-2019