Adding more than three neopixels may require the addition of a voltage regulator, a transistor, and resistors. |
Using the Blue Bean app, I can control LEDs from an iPad. |
I've been experimenting with neopixels, using a Gemma, an ATtiny85, and most recently the Light Blue Bean. While I am most excited about the potential of the ATtiny85, because of its smaller size and cost, I am also intrigued by the idea of controlling a gadget wirelessly.
Using the code from the Smartphone Controlled Mood Light project, modified to accommodate fewer LEDs, I'm able to control the color of three neopixels soldered to wire. So far, I'm only able to change the color of all the neopixels at the same time, rather than being able to customize each one individually.
If I changed the code to accommodate two LEDs, I could use this to control two glowing eyes, which would be a much easier way to do this than the Evil LED Goat project. If I wanted to be able to remotely change the color of a hat or other wearable, this could also be useful, although doing so seems like a waste of a $30+ microcontroller.
My next step is to try to modify the code to make use of the accelerometer and or the buzzer. While I like the idea of being able to change the color of a project remotely, I'm interested in using the Bean for something a bit more useful. I have a lot more to learn first.
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