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  1. madthug

    RBG LED how to?

    Audioguru, Thanks for your reply. My initial idea was to use a unique PWM for each channel. This should work but to get white each channel will require a different duty cycle. I looked in to driver chips but haven’t found something simple enough yet. The problem is that I only have so many pins...
  2. madthug

    RBG LED how to?

    Greetings, I am searching for methods of driving RGB LEDs with a microcontroller such as a basic stamp. I’d like to fashion the LEDs in an array capable of displaying a range of colors. Do any of you have experience with these things? Can RGB LEDs be controlled using PWM for each channel? Do...
  3. madthug

    3-Axis Stepper Controller

    I just wanted to thank GreekPIC and MP for supporting this project for free. I'm excited to get started on my own gantry mill. -MadThug ;D
  4. madthug

    3-Axis Stepper Controller

    Uhh... at the risk of sounding stupid, what program can be used to open the "___.ps" file exention? Thanks, MadThug ???
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