UNDR PCB: The Heart of Your Automatic WDT Tool

Product Overview

The UNDR PCB is the central nervous system of the UNDR AUTO, our open-source automatic Weiss Distribution Technique (WDT) tool for espresso enthusiasts. This custom-designed printed circuit board streamlines the assembly process and enhances the functionality of your DIY coffee distribution tool.

Key Features

1. Compact Design: Engineered to reduce the overall size of your UNDR AUTO, allowing for a sleeker, more compact final product.
2. ESP32-S3 Integration: Seamlessly interfaces with the powerful ESP32-S3 microcontroller, enabling Wi-Fi connectivity and advanced control options.
3. Simplified Wiring: Dramatically reduces the number of components and connections needed, making assembly easier and reducing potential points of failure.
4. Motor Control: Includes integrated stepper motor drivers, optimized for precise control of the UNDR AUTO's movements.
5. Sensor Integration: Features built-in connections for the proximity sensor, enabling automatic operation of your WDT tool.
6. Open-Source Design: Full schematics and design files are available, allowing for community improvements and customizations.
7. Customizable Motor Settings: Includes jumper pins for easy configuration of stepper motor microstepping, allowing fine-tuning of motor performance.

Technical Specifications

• Motor Outputs: 2 x Stepper Motor Connections
• Sensor Input: 1 x Proximity Sensor Connection
• Microcontroller: ESP32-S3 (not included, socketable)
• Jumper Pins: For stepper motor microstepping configuration

Why Choose the UNDR PCB?

• Simplify Your Build: Reduce assembly time and complexity with our purpose-built PCB.
• Enhance Reliability: Fewer connections mean fewer potential issues in your finished WDT tool.
• Future-Proof Design: As an open-source product, the UNDR PCB can evolve with community input and innovations.
• Quality Assurance: Each PCB is tested to ensure it meets our high standards for performance and reliability.
• Flexible Configuration: Easily adjust motor performance with onboard jumper pins.

Compatibility

The UNDR PCB is designed specifically for the UNDR AUTO WDT tool. It's fully compatible with all current UNDR AUTO designs and can be easily integrated into future iterations.

What's Included

• 1 x UNDR PCB
• Jumpers for motor microstepping configuration
• Detailed documentation for installation and use

Note: ESP32-S3 microcontroller and other components are sold separately. Please refer to our full Bill of Materials for a complete list of required components.

Support

As part of the UNDR COFFEE community, you'll have access to our active forums, where you can get help with assembly, troubleshooting, and even share your own modifications and improvements.

Elevate your espresso game with the UNDR PCB - the foundation of a perfectly distributed coffee bed, every single time.