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  • TheKPAXian's Avatar
    09-11-2020, 06:18 AM
    Hi, Can I power the Teensy 4.1 through the 3.3 pin from an external VREG? I would like to bypass (remove) the onboard 3.3V regulator and directly apply 3.3V to the 3.3V pins and also 5V to the 5V pin to power the...
    1 replies | 206 view(s)
  • TheKPAXian's Avatar
    09-09-2020, 08:07 PM
    I just looked at the library, and it still seems to rely on software for the reset. I don't want to do that. I confess I have little experience with Teensy, and this seems like premature optimization as I have not...
    6 replies | 350 view(s)
  • TheKPAXian's Avatar
    09-09-2020, 03:46 PM
    Thanks for the reply, indeed I forgot that I won't be able to program the Teensy when the external watchdog is working, as it might reset while uploading. I will have to disable the watchdog when uploading firmware. If...
    6 replies | 350 view(s)
  • TheKPAXian's Avatar
    09-09-2020, 10:59 AM
    Thank you very much. So if there is no RESET pin, then I figure I can HARD restart the Teensy some other way: 1. The TPL5000 would send a pulse (15ms) to the PROG pin(this would leave the Teensy is some OFF mode...
    6 replies | 350 view(s)
  • TheKPAXian's Avatar
    09-09-2020, 08:48 AM
    Hi, I have a project that is using a Teensy 4.31 board. What I need is to implement an external watchdog (I finally found TPL5000 that suits my needs) and I want this watchdog to do a hard reset on the Teensy. I know...
    6 replies | 350 view(s)
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Teensy 4.1 External 3.3V Power 09-11-2020 06:18 AM
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