[PD] electro-mechanical piano (player piano) - Arduino, Solenoid Issue

[Charles Z Henry]

Are you sure you need PWM pins?  You'll definitely be paying for more
*duinos if you are just using those.  If I were you, I'd think of another
way to deliver a variable impulse to the hammers.

Chuck


On Tue, Jun 25, 2013 at 3:43 PM, Epic Jefferson <jeffreyconcepcion at gmail.com
> wrote:

> Hey guys,
>
> I've had progress building an Arduino-powered solenoid system for a
> controlling a piano's hammer mechanism (removing the keys) via pd.
> So far I've found the solenoid I want to use. [image: Inline image 1]
> Does any one have experience daisy-chaining arduinos (or arduino mega's)
> to get more pwm pins, while using just one usb connection for controlling
> via pd?
>
> --
> www.epicjefferson.com
>
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