Forum Rule: Always post complete source code & details to reproduce any issue!
Tab Content
  • Maziac's Avatar
    Yesterday, 06:28 PM
    I have read the specifications on timers (KL26 Sub-Family Reference Manual) and partially got it to work but I still have a problem with the prescaling. I would like to start a timer at a high resolution, e.g....
    1 replies | 20 view(s)
  • Maziac's Avatar
    Yesterday, 05:12 PM
    Thanks very much for the answers. @KurtE If I understand correct the send routine does not directly wait on a usb poll but writes into a queue. So as long as there are packets available it will not wait. But as...
    5 replies | 95 view(s)
  • Maziac's Avatar
    09-16-2019, 06:54 PM
    I now found that 'usb_joystick_send' does wait until the next poll. But I haven't yet understood how the wait does work. For me it seems that it waits at this location in usb_tx: b->desc = BDT_DESC(packet->len,...
    5 replies | 95 view(s)
  • Maziac's Avatar
    09-14-2019, 10:25 AM
    It seems that the problem is not the Teensy (LC) but the usblag. There seem to be lags when usblag is polling the USB. It tested on Linux without seeing this problem.
    1 replies | 50 view(s)
  • Maziac's Avatar
    09-13-2019, 05:09 PM
    Hi, I've done latency measurements for the Teensy LC by connecting it to an Arduino with an usb host shield to measure the lag with the usblag project, see https://gitlab.com/loic.petit/usblag As test program on...
    1 replies | 50 view(s)
  • Maziac's Avatar
    09-11-2019, 03:33 PM
    Hi, I would like to use a Teensy LC to check the polling rate of the USB Host (i.e. PC). Therefore I would like to toggle a digital out pin everytime that the PC polls the teensy device. Is this possible? What...
    5 replies | 95 view(s)
No More Results
About Maziac

Basic Information

Statistics


Total Posts
Total Posts
6
Posts Per Day
0.94
Last Post
Low level usage of timers Yesterday 06:28 PM
General Information
Last Activity
Yesterday 06:28 PM
Join Date
09-11-2019