Archive for the ‘Microcontrollers’ Category

Progress on the cat feeder 101310

I may have decided NOT to hack my servo.  After doing more reading, I’ve learned that when you hack it, you can’t specify how many degrees it turns. You can only change the rate with which it turns and in what direction.  I’m not sure if that will work well. I can imagine getting it [...]

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Tonight’s cat feeder progress.

So, I started out the night trying to figure out how to install DateTime into the Arduino library and then into my Teensy.  What this really means is that there’s some special programing that someone else went to the trouble to write which I could concievable use to keep track of time on the Teensy [...]

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So excited!

I just hooked my servo up to my teensy board and loaded a 180 degree sweep program and it worked!  My heart actually started beating hard and fast in excitement!!  Now I have to figure out how to get it to sweep the servo once at prescribed times and then figure out the mechanics of [...]

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Silk painting 092810

I fixed the dyes this evening and they are now drying in preparation for the final ironing before wearing. Or something. Still not sure what to do with them. But it’s interesting how the color intensity decreased a bit upon drying. And I may I have waited too long to use the salt – I [...]

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Cat Feeder 091110

I have gotten tired of my cats scratching and meowing at me before I want to wake up to be fed.  I have also seen how powerful frequent, portion controled meals can be in reducing and maintaining weight and would like to try to share that with my cats. Having a job makes it impossible [...]

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Microcontrollers: finis

Ok, so where was I?  Reviewing my microcontroller class… I talked about RGB and PWM… Next we explored output – how to see information from the teensy about what it is doing.  You can choose “serial monitor” which will output information to a screen on your pc if the teensy is hooked to it.  Further in the code, [...]

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MICROCONTROLLERS: my introduction 100509

I have been wanting to build lots of things: an automated cat feeder, a watering system, a computer-turn-er-on-er, and various art stuff.  These things all require some knowledge of microcontrollers.  Which I don’t have. So, I’ve been paying attention to a local group, Open Tech Space, and saw that they were having two workshops: microswitches [...]

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