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Type: Posts; User: jkoffman

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  1. Replies
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    Gotcha. Well, should you decide you'd like...

    Gotcha. Well, should you decide you'd like someone to take a look, I'd be happy to.

    I will check out Chris's library. I remember looking at it awhile back and I think I remember that he had an...
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    Hey Shawn, Congratulations on another major...

    Hey Shawn,

    Congratulations on another major release!

    I'm curious if you have any examples of a project that implements an RDM responder and uses the data to say, change the DMX receive address....
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    Hi there, Sadly I never really went anywhere...

    Hi there,

    Sadly I never really went anywhere with this project. I was waiting for the other gent to make more headway with libltc, then it all kind of fell off my radar. It looks like he may have...
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    Hi Shawn, Keep me posted, I'd be happy to help...

    Hi Shawn,

    Keep me posted, I'd be happy to help test RDM if that's useful.

    Here's a snippet of code I'm running in my main loop:



    int read = dmxRx.readPacket(DMXRX_Buff, 1, 512);
    if...
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    Hey Shawn, Just wanted to say thank you. I'm...

    Hey Shawn,

    Just wanted to say thank you. I'm testing a new board, my first that will be transmitting and receiving at the same time (different ports, don't worry). I tried switching to Chris's (et...
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    Hi Paul, Thanks for the reply! I am already...

    Hi Paul,

    Thanks for the reply! I am already using NathanaŽl's excellent library for Artnet receive. Unless I'm missing something though, it doesn't transmit. I have been looking at Stephan's...
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    Thinking this out a bit further, if I wanted to...

    Thinking this out a bit further, if I wanted to send and receive Artnet data on the same Ethernet connection, would the best practice be to create a single library that does both? I'm unclear if I...
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    Thanks Paul! I believe I have it working. I...

    Thanks Paul! I believe I have it working. I called Ethernet.init(), then I called artnet.begin() which calls Ethernet.begin.

    It was acting a bit weird yesterday but now seems working, I am working...
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    Care to share the link? I'm considering some...

    Care to share the link? I'm considering some Artnet send work myself and there are way fewer examples than receiving.

    Thanks!
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    Gotcha. Thank you for the explanation!

    Gotcha. Thank you for the explanation!
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    Ah, found it in Ethernet.h. Perfect, thank you!...

    Ah, found it in Ethernet.h. Perfect, thank you! Based on this info, this should mean I can issue the .init before I start Artnet and it should work. I think.

    As an extended question, would the...
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    Further to my question, I've been trying to...

    Further to my question, I've been trying to unravel how the Artnet library uses the Ethernet library. What I haven't figured out is how the Ethernet instance is created. I can see in Artnet.cpp where...
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    Correct usage of ethernet.init(SS_PIN)

    Hi all,

    I'm planning on using an alternate CS pin for my Ethernet module for the first time, and I just want to make sure I'm doing this correctly. The test I'm trying to do with this board will...
  14. So interestingly, I have basically the same story...

    So interestingly, I have basically the same story as the original post. Decided to upgrade my tools, now Arduino won't start. This is on macOS 10.12.1. I started the Teensy app that's in my...
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    Thanks all! And thank you Paul! That little blurb...

    Thanks all! And thank you Paul! That little blurb would definitely have helped me, that's for sure.

    On the PIC I wrote a library to allow me to transmit and receive two separate DMX streams out...
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    Thank you both for the replies! I had kind of...

    Thank you both for the replies!

    I had kind of figured it would be 1 and 2, but good to know. I was hoping it would be 1 and 3, I am using the chip select pin that conflicts with 2. I'll have to...
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    Serial Port FIFOs?

    Hi all,

    I know this is stupid, but I'm having some trouble. I'm using a 3.2 on a new project, and if I can I'd like to use the two serial ports that have FIFOs on them. According to the docs 2 of...
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    For those who are curious, I've decided to try a...

    For those who are curious, I've decided to try a prototype with the TPA3111D1 from TI. It's a 10W mono amp, seems not too bad, and the package is something I can handle. There's even a 25W mono...
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    Audio Library for Linear Timecode (LTC)?

    Hi all,

    I'm wondering if anyone has tried using the audio library to read and/or generate linear timecode (LTC). More info about LTC here: https://en.wikipedia.org/wiki/Linear_timecode but the...
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    Audio Amp Suggestions?

    Hi all,

    I'm working on a new project that uses the audio library to play some sound effects. Nothing too fancy, so I'm planning on using the DAC output so I don't need the full audio board. I...
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    Hello, I was only using the Teensy module's...

    Hello,

    I was only using the Teensy module's built in LED, nothing to do with the Octo.
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    Hm, interesting, thank you for that information....

    Hm, interesting, thank you for that information. I will have to try that at some point. What's weird (at least for me) is that the problem went away when I switched the MOSI pin. Not sure how this...
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    Just wanted to post a follow up to this. I...

    Just wanted to post a follow up to this. I finally have it working, though I'm not entirely sure why.

    I had time to mess with this again today, and I repeated the above findings. With MISO as 12,...
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    WIZ820io on different pins?

    Hi all,

    I'm progressing slowly on my project (not much time to work), and I've hit a roadblock. I'm trying to move the WIZ820io's SCLK pin from 13 (as used in the adapter board) to pin 14 (as used...
  25. Thread: On Board LED?

    by jkoffman
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    Ah, that makes sense. I didn't realize it could...

    Ah, that makes sense. I didn't realize it could be otherwise used without messing up the operations of the chip.

    Thanks for the reply!

    Josh
  26. Thread: On Board LED?

    by jkoffman
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    1,965

    On Board LED?

    Hi all,

    I'm sure this question has an easy answer, but I'm missing it.

    In the audio library tutorials, the on board pin 13 LED is used as an example of something to be done while playing a...
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    Aha, I just fixed it. It turns out there's a...

    Aha, I just fixed it. It turns out there's a definition for the W5100 SS pin and the W5200 SS pin separately. In different files.

    In W5100.cpp line 30 there is a definition for the W5200 SS pin....
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    Makes total sense. Makes sense to...

    Makes total sense.



    Makes sense to me...sadly I just failed at it. I copied the Teensy Ethernet library (/hardware/teensy/avr/libraries/Ethernet), modified w5100.h (line 325 through 327), and...
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    Ok, good to know I'm on the right track. That's...

    Ok, good to know I'm on the right track. That's exactly what I was going to do. Are you clearing the screen when a selection is made or just scrolling up? I am thinking about screen clearing, seems a...
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    Hi all, Fresh batch of questions here. Please...

    Hi all,

    Fresh batch of questions here. Please let me know if I should be creating a new thread for this. I wasn't sure since I'm already asking Ethernet library questions, plus there's another...
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    Do you use a state machine to manage submenus? I...

    Do you use a state machine to manage submenus? I found this library (https://github.com/jeroendoggen/Arduino-serial-menu) which looks interesting. Since I'm new to proper object oriented programming...
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    Sorry, what I meant by this was that I may have...

    Sorry, what I meant by this was that I may have to change IPs more often than usual, so coming up with a semi-easy way to do it would be nice.



    The nice thing about a menu system is that it...
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    Many of the networks I use don't have DHCP...

    Many of the networks I use don't have DHCP servers on them. I'll have to think about this more. Since I'm using Artnet there should be a way to detect and configure using that, but that's probably...
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    Ethernet Library Questions

    Hi all,

    I'd like to start adding Ethernet based control for some of my projects. I have the WIZ820io+SD board connected to a Teensy 3.2 for testing. Nothing else has been connected at this point,...
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    Hi Pete, Aha, I believe you are correct. I...

    Hi Pete,

    Aha, I believe you are correct. I just tried 001_TRO.WAV and it worked!

    Now to figure out how I can use wildcards...

    Thank you!

    Josh
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    Hi Michael, Thank you for the reply. I should...

    Hi Michael,

    Thank you for the reply. I should have stated I'm looking at standard character LCDs, in this particular case a 16x2 module. I like the little OLED displays, but for this purpose they...
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    WAV File Names?

    Hi all,

    I'm playing around with a Teensy on the Audio board. I downloaded the SDTEST1.WAV file and it plays just fine. When I substitute my own file (a sad trombone noise) I hear nothing. I am...
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    I2C LCD Suggestions?

    Hi all,

    I'm looking to experiment with an I2C LCD display using the the PCF8574 I/O expander and a Teensy 3.2. Basically I'm out of pins and this would let me experiment with adding a display...
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    One note on the above code. The left shift needs...

    One note on the above code. The left shift needs to come before pin is read, not after.
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    Point taken. It would probably help if I...

    Point taken. It would probably help if I explained that I've spent all my time programming in assembly on processors far more limited than what you've put into the Teensy. On those micros reading...
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    Hi Constantin, Hm, I'm already doing something...

    Hi Constantin,

    Hm, I'm already doing something similar to update my PWM output pins in a loop. Makes sense to me, though I find it a bit weird there's no way to read more than a single bit at a...
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    Reading Full Ports and Combining

    Hi all,

    I'm still fairly new to the Teensy and to C in general, so I apologize if this question is a bit rudimentary.

    Here's the situation. I have a Teensy 3.2 and an 8 position DIP switch....
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    Perfect. Nice to see I'm not totally in the...

    Perfect. Nice to see I'm not totally in the woods. Thanks Paul and JBeale!
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    Couple of Quick Hardware Questions

    Hi all,

    Working through designing my first project using the Teensy 3.2 and wanted to verify a couple of things.

    1. Do I need to do anything with AREF and AGND if I'm happy just using the on...
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    Awesome, thank you for the info. I'm trying...

    Awesome, thank you for the info.

    I'm trying to do this first project using libraries that already work since I am so unfamiliar with the hardware. I grew up an assembly programmer, so switching...
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    Hi Paul, Thanks for the reply (and the cool...

    Hi Paul,

    Thanks for the reply (and the cool products!).

    Ok, gotcha. On my other micro I managed the break by putting the transmitter into standby, which then let me manipulate the line...
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    DMX512 Transmit and Receive?

    Hi all,

    I am new to the Teensy, so please excuse my ignorance.

    I am considering a application where I want to both transmit and receive DMX at the same time. Not the same data though. In a...
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