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Type: Posts; User: Andy

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    Hi Paul Thanks for the reply, I did manage to...

    Hi Paul

    Thanks for the reply, I did manage to get absolute working on the arduino using a library. I have a pretty niche use so its not usually a problem for most people it appearing as 2...
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    I'm talking about a camera module like this: ...

    I'm talking about a camera module like this:

    http://embeddedprogrammer.blogspot.com/2012/07/hacking-ov7670-camera-module-sccb-cheat.html
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    Stream camera module input via Teensy

    Hi All

    I have a project that combines a USB camera with a Teensy (serial and mouse). They both separately connect to the PC via USB. Can anyone suggest a way I can get a setup that works with...
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    Teensy appears as 2 mice

    Hi All

    I'm working on a Teensy mouse application that uses RawInput on the PC. In a test utility (plus other programs) I'm seeing the Teensy (LC and 3.2) report as 2 different HID mouse devices. ...
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    Hi Paul Connecting the ground was the missing...

    Hi Paul

    Connecting the ground was the missing link! I didn't need to connect the VCC.

    Thank you and keep up the great work as always.

    Andy
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    Hi Paul You are a legend as always. I was...

    Hi Paul

    You are a legend as always. I was aware of the Linux mouse issue but it's not even flashing the LED when I'm not connected to the Linux machine. In fact the mouse movement in the start...
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    Strange Serial1 issue

    Hi Everyone

    I have an unexplained issue where my Serial1 only seems to work when the Teensy is connected via USB to my computer.

    I'm trying to control a Linux computer as a mouse from a Windows...
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    Thanks Jon, that's great input. You've given me...

    Thanks Jon, that's great input. You've given me some good clues to experiment with. It's very difficult when you get nothing back at all from a chip or add-on to work out where it is falling over. ...
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    Just to clarify a mistake in my original post,...

    Just to clarify a mistake in my original post, this actually uses a one wire interface called Single-Wire interface not I2C. There is an I2C version of the chip but this is not the one being used on...
  10. Thanks everyone for your input. I will...

    Thanks everyone for your input. I will definately take it on board. I would create a test production first of about 50 and doing some testing and analysis before commiting to the full quota. I...
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    I should add I'm using a Teensy 3.0 and I...

    I should add I'm using a Teensy 3.0 and I connected the ATSHA204 Power and GND to Vin and GND on the Teensy. The main signal chip I connected to one of the standard inputs. I've realised I didn't...
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    ATSHA204 Authentication Chip plus Teensy

    Hi Everyone

    I'm trying to get one of these excellent little chips to work with the Teensy:

    https://www.sparkfun.com/products/11551

    Has anyone else managed this? Someone has written an...
  13. Hi Chaps Thanks for the replies. I should...

    Hi Chaps

    Thanks for the replies. I should have said in my original post that this is to provide a solution to an internal problem for the company I work for. Obviously we would get a proper...
  14. Attach a Teensy onto a PCB vs raw chips - production?

    Hi Everyone

    I've built a prototype device using a Teensy 3.0 that I would now like to take to the next stage.

    I potentially might need 2000 small PCB boards about 20mm by 60mm so a little big...
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    Teensy 3.0 and PS/2 keyboard voltage

    Hi

    I want to connect a PS/2 keypad to my teensy 3.0, however the PS/2 keyboards require 5v and as far as my understanding goes Teensy 3.0 is 3.3v.

    Has anybody managed to connect a keyboard and...
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    Hi Ex I'm in the UK too. This device you...

    Hi Ex

    I'm in the UK too. This device you mention, is my understanding correct that you are using that because it makes it easier to work with the Teensy 3.0 than connecting the micro USB cable? ...
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    Hi Ex I've had a quick look at the library and...

    Hi Ex

    I've had a quick look at the library and it certainly looks like it should do the trick. What was the performance of the library like? How long did encryption and decryption take?
    ...
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    Hi Ex Thank you very much for taking the time...

    Hi Ex

    Thank you very much for taking the time to package your work. I'm very keen to have a look and see it working unfortunately I'm still waiting for my Teensy in the post so I have to be...
  19. Thread: RSA encryption

    by Andy
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    I'm actually validating the data later. I don't...

    I'm actually validating the data later. I don't want the device to contain the private key if it were to be compromised. I just want to to encrypt and pass on and I'll decrypt later. I'm not...
  20. Thread: RSA encryption

    by Andy
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    Excellent, this looks like it should do the...

    Excellent, this looks like it should do the trick, have you actually managed to get the Arduino version to work on the Teensy at all?

    Thank you for your post

    Andy
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    Hi there I'm very interested in encryption for...

    Hi there

    I'm very interested in encryption for Teensy devices but also very much a novice.

    Please could post more details about your AES implementation that you managed to get working?

    I'm...
  22. Thread: RSA encryption

    by Andy
    Replies
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    RSA encryption

    Hi Everybody

    I have a really cool project I'm working on where I want to encrypt some input into my teensy 3.0 before passing it on. It's needs to be public key encryption so that if the device...
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