# Electronics ## Bill of Materials (BOM) | Name | Thumbnail | Required | | -------------- | ----------------------------------------------------------------------- | -------- | | Raspberry Pi Zero W or W 2 | raspberry pi | 1 | | PCA9685 motor driver | PCA9685 | 2 | | XL4005 DC-DC step down | XL4005 | 2 | | Mini 360 DC-DC step down | mini360 | 1 | | Toggle switch | toggle_switch | 1 | ## Connection Diagram diagram