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  1. Thread: SVD files?

    by DaQue
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    SVD files?

    Does NXP make SVD files available for the Kinets chips used on the Teensy 3.x boards?
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    It's all good, after T4 if nothing protrudes from...

    It's all good, after T4 if nothing protrudes from the back I may even suggest the hated castellatede edges. A lay out with a thru hole and a castellated edge like this on the outside edge.

    OC
    OC...
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    I'm sorry I broke the rules from post one but...

    I'm sorry I broke the rules from post one but assumed that they were for the outside pins. You can't have everything and that being the case having a clear idea of what the goal is like Paul has is...
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    SPI will be doable on the flexio I take it? I...

    SPI will be doable on the flexio I take it? I canít beleave how fast this thing will be running code.
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    I use a tiny 0.050Ē castlelated board daily with...

    I use a tiny 0.050Ē castlelated board daily with out much trouble we replace a so-8 thatís no longer available with a ssot-5 mounted on a tiny PCB. Get used to drag soldering and use lots of...
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    Thatís why I was asking about the inside pins. I...

    Thatís why I was asking about the inside pins. I would truly love if a new 0.050Ē or 1-2 mm pitch breadboards would flood the market but I donít see that happening. I guess you want .1 pitch so...
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    Paul have you ever considered using tighter pitch...

    Paul have you ever considered using tighter pitch bottom pad layout? I work with boards that stack on 0.05 pitch headers. You could pack in twice as many extra pins maybe. Itís not like they will...
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    I made a typo and as was suggested I meant to say...

    I made a typo and as was suggested I meant to say MKR1000. It's been to long I can.t fix the post. I never expected another version of the LC or 3.x boards but as something to consider fora future...
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    My wish list teensy

    Teensy 3.2 like board in a MKT1000 type configuration. WiFi and lipo support stuck on one end. Barring that a board that stacks with both on it.
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    Thanks all. I ended up using another pin and hot...

    Thanks all. I ended up using another pin and hot glued another LED in. It rewired a few mod wires but I can live with it. All the audio board stuff is kind of intimidating to me still and I wan't to...
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    Teensy pin 13 use and the audio board.

    I would like to use pin 13 (the LED on the teensy) in my sketch that will use the audio board. Will that be a problem? I see it and another pin go to tx/rx inputs on the audio chip but the paths...
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    Thanks Paul. I will try and pick up another card.

    Thanks Paul. I will try and pick up another card.
  13. Suggestion AudioPlaySerialflashRaw KEYWORD2 add to Audio library keywords.txt

    Minor nitpick but AudioPlaySerialflashRaw KEYWORD2 could be added to the Audio library keywords.txt file. Stands out black in a pack of orange keywords.

    Are these minor nitpicks encouraged or do...
  14. Request for working example of recording audio to onboard audio board serialflash.

    Would someone who has gotten it to work post a quick example of using the audio tool to record line in a few times to the files on the serial flash on the back of the audio adaptor? There is a good...
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    Newbie SD card questions

    I have an audio adaptor and teensy 3.2 hooked up and get the following output when running the cardinfo example.



    Initializing SD card...initialization failed. Things to check:
    * is a card...
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    I'll give that a try. Thanks

    I'll give that a try. Thanks
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    I took the recorder example and commented out the...

    I took the recorder example and commented out the #include <Wire.H> and added #include <i2c_t3.h> and get this.


    Arduino: 1.8.3 (Windows 10), TD: 1.37, Board: "Teensy 3.2 / 3.1, Serial +...
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    I got an answer from the Arduino forum ...

    I got an answer from the Arduino forum

    basically I needed in the .h file

    extern TestCL SVM;

    and in the .cpp file i needed:


    TestCL SVM = TestCL();
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    How do you make a class instance itself?

    I am trying to convert some code to a class and it mostly works except for one thing I want to add. Let me explain what I am trying to do by example. When you #include <Wire.h> it creates a Wire...
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    Is there a way to get this library to work with...

    Is there a way to get this library to work with the Audiol ibrary?
  21. Wire.Wire.setClock not passed on to TwoWire::setClock?

    I have managed to slow down the I2C bus but only by editing setClock(100000); to setClock(20000) in TwoWire::begin and hacking

    part of TwoWire::setClock as follows:

    #elif F_BUS == 36000000...
  22. Thanks! I can't believe how you can remember all...

    Thanks! I can't believe how you can remember all of these details. #impressed
  23. PS My plan on dealing with the slow module is to...

    PS My plan on dealing with the slow module is to init the Audio Adaptor at normal speed before I attach the module with its 10 nf caps using an adaptor board I am making then change the I2C to slow...
  24. class TWBRemulation in WireKinetis.h when is it called?

    I'm trying to modify a copy of the Wire library I copied into my Sketches folder but I'm confused on how / when class TWBRemulation is used. I wan't to add a 20 Khz (or close) I2C clock speed for a...
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    Bus speed of Teensy 3.2 at 72 Mhz?

    I can't seem to locate the thread I saw listing bus speeds for various clock speeds and overclocks. I did find 96 Mhz is 48 Mhz bus, but what is it at 72?

    I am going to try and edit my local copy...
  26. Paul can you verify this has changed to be lines...

    Paul can you verify this has changed to be lines in WireKinetis.cpp now?
  27. minor typo in comment in WireKinetis.h (800 Mhz I2C bus freq)

    I was trying to figure out how to go slower and found a typo, either that or the world's fastest I2C bus!

    #elif F_BUS == 16000000
    if (frequency < 400000) {
    port().F = 0x20; // 100 kHz
    }...
  28. I'm interested in this too. I have a project I...

    I'm interested in this too. I have a project I must run I2C really slow due to an old chip on another board and I got it to work at 40 Khz with the i2c_t3 library but having got a chance to look...
  29. Thanks. I want to try and stick with Ubuntu...

    Thanks. I want to try and stick with Ubuntu mostly because its supported by Paul and I like the choices he makes in most things and he supports Teensy on it. I got my MC84LL/A in November of 2010. I...
  30. 17" Macbook Pro is obsolete this month, so no more OSX upgrades. which linux to use?

    After the next OSX ships I need to switch to linux, which one would you all suggest? Anyone done it?
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    I should have googled first....

    I should have googled first. https://forum.pjrc.com/threads/33993-Audio-library-adaptor-compatible-w-i2c_t3?p=101745&viewfull=1#post101745

    The answer is right here if you know where to look.
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    Audio board and I2C-t3 library

    I laid out a simple circuit with the online tool and pastedtge generated code into a sketch using the I2C_t3 library and comment out the include of the wire library but still got linker errors...
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    I did not mean to imply a USB serial device was...

    I did not mean to imply a USB serial device was used to program, if I did that's my error. I just wanted to offered something to try if your teensy is missing the serial com port in the port menu and...
  34. I tried the while loop to check/retry the...

    I tried the while loop to check/retry the wakeupSV() and that seems for the moment to have made it pretty repeatable now. It usually only retries once. I think I will add that to all the functions....
  35. I only have to send a few bytes and I wait a...

    I only have to send a few bytes and I wait a fairly long time between them. If i understand you right if it returns 4 (and/or 2 possibly) you retry again later. I think I got it then I'm back to...
  36. i2c_t3 Wire.endTransmission() return values 2 and 4?

    I think if Wire.endTransmission() returns 2 that's just a nak but what does it mean if it returns 4?
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    Lost Mac Serial Port: Found it

    I have a buggy sketch/hardware that sometimes makes my Mac loose the serial port but Arduino still reports uploads work. Unplugging replugging the USB cable, exiting Arduino, etc doesn't fix it. If...
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    1.37 beta 1 changes list included gnu11, I...

    1.37 beta 1 changes list included gnu11, I thought that was already done in 1.36. Did I misunderstand ?
  39. Thanks Paul. Good to know. I think once I find...

    Thanks Paul. Good to know. I think once I find the proper settings I won't need to set them on the fly. I just need record at a level so that the playback from pageris the same volume as it was...
  40. Thanks for the reply. I was thinking I might try...

    Thanks for the reply. I was thinking I might try the bit banging library I found.I seem to be having modest luck with the standard Wire and i2c_t3 libraries if I add external 470 pull ups in parallel...
  41. I found Pauls example sketch to r/w to the sd...

    I found Pauls example sketch to r/w to the sd card here:https://github.com/PaulStoffregen/Audio/blob/master/examples/Recorder/Recorder.ino
  42. Would slowing down the I2C bus cause any issues with the Audio Adaptor board?

    I need to try some very slow speeds to talk to another chip on the I2C bus or would I be better off using the alt I2C pins to talk to the slow chip and let the audio adaptor have the other bus for...
  43. Minimum recommended pull up resistor value for I2C with a Teensy 3.2?

    I would link to the chip I want to talk to but I can't find an online datasheet for the ISD5116 chip. It dates back to 2000 and I only have a printout I managed to pull from a now dead link.

    I...
  44. Where is the sketch to do get RAW audio to the...

    Where is the sketch to do get RAW audio to the W25Q128 from a SD card? I need to read/write 7 small 2 second sound clips to the W25Q128, each are only about 2 seconds long. I see the audio tool has a...
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    It just seems awefully slow. Data sheet says it...

    It just seems awefully slow. Data sheet says it supports 400k. I guess the old micro in pager could just be bit banging it.
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    I2C clock speed 40 kHz valid?

    I'm working on reverse engineering talking to a very old chip (2000) and when I measure valid command sent to it in a working circuit the clock pulses are 25 us leading edge o leading edge. The 1st...
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    I think Paul even said the parallel connection...

    I think Paul even said the parallel connection wouldn't be that much faster so I was just going to do a serial connection. I like the header idea but I may do like Paul did for the 5v in and put a...
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    I use Kicad but have a old free copy of eagle. I...

    I use Kicad but have a old free copy of eagle. I think its the last one before they got bought. I am no expert at doing PCBs. I will share whatever I come up with but while it will work it will be...
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    Any suggested pin connections for the Buydisplay...

    Any suggested pin connections for the Buydisplay display with cap touch listed above?http://www.buydisplay.com/default/serial-spi-3-5-inch-tft-lcd-module-in-320x480-optl-touchscreen-ili9488 I may...
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    All digital pins are 5 volt tolerant.

    All digital pins are 5 volt tolerant.
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