Author Topic: Controlling multiple servos  (Read 497 times)

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Offline YoukaiTopic starter

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Controlling multiple servos
« on: August 01, 2022, 03:18:16 am »
I'm working on a project where I anticipate needing to control 6 servos, in addition to a number of buttons, and some RGB LED's. My plan for the project is to use the smallest board with enough IO pins. Maybe a Sparkfun Pro Micro if that will work. I've heard that controlling servos from Arduino can be janky due to interrupts/timing/whatever.

So I'm wondering if I need to use a servo controller board similar to Pimoroni Servo 2040. If so does anybody have recommendations for boards? I think 6 is probably the number I'll need but it definitely won't go above 8 or 10 servos.

If I use a servo board in addition to my main micro-controller, I assume it's possible to send commands from the MC to the Servo board, correct? I.e. trigger moves of the servos from button presses detected on the MC.
 

Offline pcprogrammer

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Re: Controlling multiple servos
« Reply #1 on: August 01, 2022, 04:26:09 am »
You can try this board: https://nl.aliexpress.com/item/32710084048.html

Have such a board, but have not tried it myself yet. The same chip is used by Adafruit: https://www.adafruit.com/product/815 so plenty examples will be available.


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