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Getting Started with Raspberry Pi Zero by Richard Grimmett

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Using a servo controller to control the servos

To make your quadruped walk, you first need to connect the servo motor controller to the servos. The servo controller you are going to use for this project is a simple servo motor controller using USB from Pololu: Pololu item number 1354, available at https://www.pololu.com/, which can control 18 servo motors. Here is an image of the unit:

Using a servo controller to control the servos

Make sure you order the assembled version. This piece of hardware will turn the USB commands from the Raspberry Pi Zero into signals that control your servo motors. Pololu makes a number of different versions of this controller; each version can control a certain number ...

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