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  1. Ok looking at the setRtcTimer function in Snooze...

    Ok looking at the setRtcTimer function in Snooze the hours, minutes and seconds are defined uint8_t so the maximum value can only be 255 for each, so 14 days would be 336 hours! Since I'm doing a...
  2. This is very interesting, so the first RTC alarm...

    This is very interesting, so the first RTC alarm wakeup always works even if it's say three weeks away but after going back to sleep (for like a two weeks or longer), does it fail every time? Can you...
  3. It looks like you got it working but do you want...

    It looks like you got it working but do you want to add 100 msec to the timer each time you wake up? If not then you don't have to update the "TimerLength" or reset the timer it will keep that value...
  4. I've never used a gps module but it seems that...

    I've never used a gps module but it seems that you are reading the gps data then going to sleep, shouldn't you read the gps receiver after waking? Does this module toggle a pin when new data has...
  5. That time is from the gps module as far as I can...

    That time is from the gps module as far as I can see: "gps.time.minute()"
  6. Not sure why you are getting stale data, is this...

    Not sure why you are getting stale data, is this data coming from the GPS or from millis on the Teensy? Is this stale data what you are printing after waking, i.e.


    if (who == 16) {// pin wakeup...
  7. Can you try this: SnoozeBlock config(usb,...

    Can you try this:


    SnoozeBlock config(usb, digital);
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    Hi All, I've been pretty quite on the T4 as of...

    Hi All, I've been pretty quite on the T4 as of late but have made some progress with the low power features of this chip. I'm decoupling Snooze from the each of the teensy chips and putting all the...
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    I would just use one file and you can use...

    I would just use one file and you can use elapsedMillis for the timing.
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    That should work, how much more does it play...

    That should work, how much more does it play after that?
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    This script should take care of those 'USB...

    This script should take care of those 'USB Serial# #' devices.


    #!/bin/sh
    #https://www.jamf.com/jamf-nation/discussions/24815/deleting-usb-network-interfaces


    IFS=$'\n'...
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    Even with sleeping the Teensy you should look...

    Even with sleeping the Teensy you should look into shutting down all the external components when you want the Teensy to sleep. In my audio applications the Teensy 3.2 actually is the least power...
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    has anyone noticed that USB Serial doesn't work...

    has anyone noticed that USB Serial doesn't work if compile and upload a blank sketch?
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    Oh thanks I didn't look at the commit time I...

    Oh thanks I didn't look at the commit time I thought that Teensy GitHub mirrored the teensyduino installer.
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    Weird, just downloaded a fresh Arduino IDE and...

    Weird, just downloaded a fresh Arduino IDE and installed 1.46 and noticed that the githubs core_pins.h does not match the core_pins.h I just installed. Mine has no mention of #if...
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    Since putting the beta1 board on hold for awhile...

    Since putting the beta1 board on hold for awhile I've started looking at the low power features again and was wondering if the new beta2 boards will have the bootloader go into lower power mode....
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    Those are the wakeup pins for deepSleep and...

    Those are the wakeup pins for deepSleep and hibernate only so if you want every pin to be able wake the teensy up those are your choices.

    If I where you I would work one step at a time, having a...
  18. https://github.com/duff2013/Zilch/releases/tag/v0....

    https://github.com/duff2013/Zilch/releases/tag/v0.3
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    Can you please put your code between code...

    Can you please put your code between code brackets in this forum, it makes reading your code much easier. Just to be sure you are using the Arduino Serial Monitor and what OS?

    I don't know why you...
  20. The latest version dose not currently work with...

    The latest version dose not currently work with the LC, it did before I rewrote it. It's on my todo list so you bringing it up might help me speed up that. I'm currently got a lot of irons in the...
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    Can you try the "deepSleep_usb_serial" example...

    Can you try the "deepSleep_usb_serial" example and make sure your "USB_Type:" in Arduino is "Serial".
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    Also in the bigger picture this library uses...

    Also in the bigger picture this library uses double buffering so when one buffer is filling up the other is being worked on, this helps with latency. This algorithm has a high cpu load so I had to...
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    Yes, it was done for performance issues. You also...

    Yes, it was done for performance issues. You also should lowpass filter the data stream before feeding it to notefreq. If you look at my GitHub version I do that for you when decimating the audio...
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    Where is the 3.3V regulator located on the board?

    Where is the 3.3V regulator located on the board?
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    I've been working on a phase vocoder off and on...

    I've been working on a phase vocoder off and on for awhile now and I can tell you its not easy, well not easy for realtime pitch shifting using Audio library.

    First off the q15 data type for CMSIS...
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    Ok so DMAMEM is OCRAM which is 256k makes sense...

    Ok so DMAMEM is OCRAM which is 256k makes sense now. I saw this comment on this thread just now that explains that Paul is using fixed memory sections in the linker script and will fix later. Ok I'm...
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    With beta9 I get the cryptic memory error...

    With beta9 I get the cryptic memory error (section `.bss' is not within region `DTCM') with this sketch:


    #define BUF_SIZE 30066
    uint32_t buffer[BUF_SIZE];


    void setup() {
    memset(buffer,...
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    Thanks I did not see this before it definitely...

    Thanks I did not see this before it definitely helps.

    I know what was wrong with my optimized fft issue, had to change define about using Kinetis K chips. Even with dsp v1.5.1 it still beats the...
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    Just got my T4 and expansion board yesterday,...

    Just got my T4 and expansion board yesterday, just been poking around for now. Going to work on the low power stuff soon but it looks like I will have to mess with the cpu speeds, voltages and...
  30. Using deepSleep or hibernate will put the...

    Using deepSleep or hibernate will put the boot-loader chip into a low power state that only wakes with the program button push to get it into boot loader mode again. You don't have to use Snooze and...
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    No thats fine I think, thanks.

    No thats fine I think, thanks.
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    Is the ON/OFF Pin located on the end or bottom of...

    Is the ON/OFF Pin located on the end or bottom of the board? I can't tell from this pinout post.
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    I second that if you find a bug flag me on...

    I second that if you find a bug flag me on GitHub, if you have an account, that way I will know. I try to follow these forums the best I can but usually miss a few things here and there. I don't...
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    I didn't see any lockups but maybe there is...

    I didn't see any lockups but maybe there is something I missed, I'll take look at this after the holidays.
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    You can play around with those parameters in...

    You can play around with those parameters in Touch.cpp under "HAS_KINETIS_TSI" section. Those settings where similar to what Teensyduino has at the time I wrote it. I can take a look at this but not...
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    I uploaded a fix to my GitHub page...

    I uploaded a fix to my GitHub page, try it out and let me know if you still have problems.
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    Thanks for letting me know about this, I have fix...

    Thanks for letting me know about this, I have fix for the 3.2 need to test the others then I'll update my GitHub account.
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    I'll keep that in mind. Yep, that is planned.

    I'll keep that in mind.


    Yep, that is planned.
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    That would be awesome, "pluggable". I have...

    That would be awesome, "pluggable". I have another idea for making a LED simulator too. Probably more geared toward LED panels though. But java is pretty heavy handed so thats still pipe dream.
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    I would but I don't think the Arduino devs would...

    I would but I don't think the Arduino devs would even consider it then because it would be to geared toward Teensy stuff. I wish there was a plugin system for Arduino instead personally. My gut...
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    I'll be looking at this tomorrow.

    I'll be looking at this tomorrow.
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    If you haven't already done so can you go to my...

    If you haven't already done so can you go to my GitHub page and download and install the latest Snooze version, https://github.com/duff2013/Snooze? I'm currently busy with family now but will test...
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    So your talking about being able to see the raw...

    So your talking about being able to see the raw data being sent to the Serial Plotter? I thought about that but I use json formatted messages from the Teensy to the Serial Plotter so I decided it...
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    I just saw that TelemeteryViewer uses OpenGL,...

    I just saw that TelemeteryViewer uses OpenGL, that is something that I looked at and maybe will go that way in the future for performance reasons. This is more of a proof of concept now.


    I...
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    I'm not sure what you mean by text messages?...

    I'm not sure what you mean by text messages? Maybe with a add-on board? All data has to come from the micro just like the current Serial Plotter.


    This uses JFreeChart Java Library, makes really...
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    Arduino Serial Plotter 2.0 (update)

    Been working on this for awhile now but its to point I feel comfortable sharing now. I'm going to post on a few other forums to get idea if this is something people would like to see? The code is...
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    If you take the compare out does it work then, it...

    If you take the compare out does it work then, it could be that the compare pin is floating around the trip voltage. Or you can ground it.
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    Try Serial 2 I haven't used this library in a...

    Try Serial 2 I haven't used this library in a while but it's on my list of things to look at over the holidays:)
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    The K66/K20 manuals says: Configures receiver...

    The K66/K20 manuals says: Configures receiver operation in Stop mode. This bit is ignored and the receiver is disabled in all low- leakage stop modes


    and also from the manuals:
    61.1.3.2...
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    Oh I guess I didn't read your post carefully!

    Oh I guess I didn't read your post carefully!
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