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    More speed, more memory, more capabilities, etc....

    More speed, more memory, more capabilities, etc. = MORE FUN!!
  2. Thank you for the information and the fast reply.

    Thank you for the information and the fast reply.
  3. @KurtE...I hope this is not off subject but I'm...

    @KurtE...I hope this is not off subject but I'm wondering if the following is possible with your ILI9341_t3n library using a T3.1??
    Print two separate floating point numbers that are changing...
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    Thank You Sir...:)

    Thank You Sir...:)
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    Anyone...??

    Anyone...??
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    Teensyduino 1.20 ??

    Is a copy of teensyduino 1.20 for Windows available anywhere ??
  7. Just wondering if anyone has ported this library...

    Just wondering if anyone has ported this library to the raspberry pi ?
  8. I don't see anything that can replace my teensy's...

    I don't see anything that can replace my teensy's anytime soon. They are just too good for realtime processing. However an RPI can be a very nice complement to the teensy. I have been using a tool...
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    That's good news Paul. When I get an RPI 2 I'll...

    That's good news Paul. When I get an RPI 2 I'll sure give it a whirl. Maybe when stevech gets his he
    might become a hero :) and get it all working?
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    @stevech I certainly respect your expert...

    @stevech

    I certainly respect your expert opinion sir, but since I only work with teensy's for
    hobby fun a dev system that's a bit slow would not be a problem. :)
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    I have not ordered one yet but hopefully, in the...

    I have not ordered one yet but hopefully, in the future, running arduino 1.0.6 with teensyduino 1.2x should be
    easily doable with this new pi. I'm setting my sights on a lightweight portable teensy...
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    This would be great and would open the door for...

    This would be great and would open the door for many more T3.x/LC applications.
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    It sure would be cool if this new Raspberry Pi 2...

    It sure would be cool if this new Raspberry Pi 2 could run Teensyduino with no problems.
    If that becomes a reality I will probably give one a try.
  14. using teensy 3.1, teensyduino 1.20, arduino 1.0.6...

    using teensy 3.1, teensyduino 1.20, arduino 1.0.6

    When the horizontal scroll area is exceeded sometimes a character is lost.
    Check out my convoluted test code below. However I have tried many...
  15. @vitormhenrique Thanks for the modified lib. I...

    @vitormhenrique

    Thanks for the modified lib. I thought it had a couple of bugs
    but I was coding badly......so far it works great. I'm using the
    whole 320 x 240 for a scroll area with a black...
  16. Thread: coin cell

    by pxgator
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    The first thing you would need is the total...

    The first thing you would need is the total current usage of the circuitry you are going to use.
    Coin cells have a mah (milliamp hour) rating which is available on the maker's data sheet.
    I like...
  17. A good place to start would be to double check...

    A good place to start would be to double check your connections outlined here: http://www.pjrc.com/store/display_ili9341.html
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    Take a look at this:...

    Take a look at this:
    http://www.pjrc.com/teensy/td_libs_TinyGPS.html
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    Glad to hear that did the trick. If you want to...

    Glad to hear that did the trick. If you want to try the other end of the 'speed' scale, look in the
    \Arduino\hardware\teensy\boards file and uncomment the lines:

    #teensy31.menu.speed.168.name=168...
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    Well, you might try a clean install of Arduino...

    Well, you might try a clean install of Arduino 1.0.6 and Teensyduino 1.20 ??
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    I can't reproduce your problem. Using a Teensy...

    I can't reproduce your problem. Using a Teensy 3.1 with Win7, Arduino 1.0.6, and Teensyduino 1.20 I just compiled the
    'blink' sketch at all of the lower frequencies (16, 8, 4, and 2 mhz) and...
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    Your code will compile just fine at the lower...

    Your code will compile just fine at the lower clock frequencies. When the teensy loader pops up just push
    the program button on your teensy. This activates the usb just for the upload.
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    I just tested it again using Arduino 1.0.6 and...

    I just tested it again using Arduino 1.0.6 and Teensyduino 1.20 and it works just fine.
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    Maybe a conflict with the Audioshield ? The...

    Maybe a conflict with the Audioshield ?
    The example code ("graphictest") definitely works with the Optimized ILI9341 library.
    I've ran it many times on a T3.1 with the PJRC color display but...
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    Before setup() do you have a class declaration...

    Before setup() do you have a class declaration like: ILI9341_t3 mytft = ILI9341_t3(TFT_CS, TFT_DC); ??

    Then in setup() after your SPI.set###() statements do you have a mytft.begin(); ??
  26. The Teensy 3.1 uses a micro usb connector, so...

    The Teensy 3.1 uses a micro usb connector, so make sure you have the right cable. As for the software,
    you will need Arduino 1.0.6 and Teensyduino 1.20. Really that's all you need to get started....
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    Hey Paul.......how about an update to the...

    Hey Paul.......how about an update to the ILI9341_t3 library that would include larger and
    smoother looking fonts for TD 1.21 ?
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    Right now I have one running from a T3.1's 3.3...

    Right now I have one running from a T3.1's 3.3 volt output and without a backlight resistor.
    Just using a pwm output to drive the backlight.......analogWrite(x,175).......and the display
    is very...
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    Yes, it will work from 3 to 5 volts.

    Yes, it will work from 3 to 5 volts.
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    @Paul........will this commit fix the 'printf'...

    @Paul........will this commit fix the 'printf' problem ?

    https://bugs.launchpad.net/gcc-arm-embedded/+bug/1385829
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    Using Arduino 1.0.6 and Win 7 The simple...

    Using Arduino 1.0.6 and Win 7
    The simple 'ILI9341 flicker test' sketch below worked in 1.20 but now it now it prints garbage below the first line.
    It appears to be a problem with 'printf'....
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    Nice work Paul....thanks for the quick linker fix.

    Nice work Paul....thanks for the quick linker fix.
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    Thanks guys.....that seems to have done the...

    Thanks guys.....that seems to have done the trick. I found 'larm_cortexM4l_math.a' in this folder:
    C:\Arduino\hardware\tools\arm-none-eabi\arm-none-eabi\lib. Copied it to the same in the new...
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    I could not get the new toolchain to work on Win...

    I could not get the new toolchain to work on Win 7. Tried both the zipped and exec versions. When I try to compile Paul's
    test program above I get the following errors:
    ...
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    How to do this on Win 7.....??

    How to do this on Win 7.....??
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    Thank you so much cartere, this works perfectly...

    Thank you so much cartere, this works perfectly and there is no flicker. :)
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    Neither of those statements work. It prints...

    Neither of those statements work. It prints trailing 5's. The
    printf syntax is correct but it does not work like it should.
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    Thank you cartere. That does eliminate the...

    Thank you cartere. That does eliminate the flicker but when the count rolls
    over it leaves trailing zeros. How to correct that ?? This would be needed with
    a tachometer, frequency counter, etc....
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    ILI9341 Flicker

    Hi all,

    Using Teensy 3.1, teensyduino 1.20, Arduino 1.0.6.
    I've been trying to conquer a tiny bit of flicker in a rapidly sequencing number, such as
    a stopwatch, tachometer, etc., in the PJRC...
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    You're quite welcome......glad to hear about...

    You're quite welcome......glad to hear about another successful T3.x project. :)
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    Are you using pull up resistors on SCL and SDA ?...

    Are you using pull up resistors on SCL and SDA ? I'm using 4.7K pull ups on my T3/TEA5767 setups.
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    You might consider using this T3.x function to...

    You might consider using this T3.x function to compensate your 6pf xtal.

    Teensy3Clock.compensate(-x);

    With Teensy3Clock.compensate(int), a positive number speeds the clock up
    and a negative...
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    Glad you find the info useful amazingrolo. I'm...

    Glad you find the info useful amazingrolo. I'm anxious to hear about your progress. I forgot to mention that I did build one of these for my father and put it in an enclosure. It uses the exact...
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    T3 shop clock/radio

    The TEA5767 works just fine with the Teensy3.x. Here is the complete program for a shop clock/radio that I developed using a Teensy 3.0. It uses a Nokia 5110 display and a mechanical encoder from...
  45. Good news......thanks KurtE......it works now.

    Good news......thanks KurtE......it works now.
  46. Please post complete source code & details to...

    Please post complete source code & details to reproduce these issues.
  47. Take a look here:...

    Take a look here: //forum.pjrc.com/threads/25907-Multiple-HCSR-04-Ultrasonic-sensors-on-teensy-3
    and here: http: https://github.com/PaulStoffregen/NewPing
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    You might try: int led = 7; void setup()...

    You might try:

    int led = 7;


    void setup() {

    pinMode (led, OUTPUT);

    }
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    To shorten your second section of code you could...

    To shorten your second section of code you could do something like:

    int led1 = 7;
    int led2 = 8;
    int led3 = 9;
    int led4 = 10;
    int led5 = 11;
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    In your first section of code pin 7 is correctly...

    In your first section of code pin 7 is correctly configured as an output but pin 8 is not, so it remains a default input.
    When you set pin 8 to high it is still an input and you are just activating...
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