Features
- Integrated Design: Combines ESP32, USB-C PD controller, and A4988 stepper driver on a single PCBA.
- USB-C Power Delivery: Harness the flexibility of USB-C PD to supply variable voltages up to 20V, optimizing your stepper motor's performance.
- ESP32-Powered: Utilize the powerful ESP32 microcontroller for advanced control and connectivity options.
- Wireless Control: Built-in WiFi and Bluetooth capabilities for remote operation and monitoring.
- A4988 Stepper Driver: Embedded A4988 driver for reliable stepper motor control.
- Spring Terminals: Easy 4-wire connection to your stepper motor.
- Open-Source Firmware: Leverage existing ESP32 stepper motor libraries for ultimate customization.
- Compact All-in-One Design: Easily integrate into projects with minimal additional components.
- elektroThing Ecosystem: Part of the elektroThing family, designed for makers and professionals alike.
Detailed Description
PD Stepper revolutionizes stepper motor control by integrating USB-C Power Delivery, an ESP32 microcontroller, and an A4988 stepper driver into a single, compact PCBA. This unique combination allows for dynamic voltage adjustment up to 20V, providing the flexibility needed for a wide range of stepper motor applications.
Integrated A4988 Stepper Driver
The onboard A4988 stepper driver eliminates the need for external driver modules. This integration reduces complexity, improves reliability, and makes PD Stepper a true all-in-one solution for stepper motor control.
Variable Voltage Control
PD Stepper's USB-C PD capability allows for on-the-fly voltage adjustments up to 20V. This feature optimizes your stepper motor's performance across various scenarios, all managed through the USB-C PD protocol.
ESP Stepper Motor Server Integration
The onboard ESP32 microcontroller opens up a world of possibilities. Take advantage of its processing power, wireless capabilities, and extensive library support to create sophisticated control systems. The PD Stepper comes pre-loaded with the ESP Stepper Motor Server, turning it into a standalone stepper motor control server. This powerful software allows for easy configuration and control of one or more stepper motors via a web interface, without the need for additional coding. Whether you need wireless control, integration with other sensors, or complex motion algorithms, the ESP32 and ESP Stepper Motor Server combination has you covered.
Easy Connectivity
With built-in spring terminals for 4-wire stepper motor connections, PD Stepper makes it simple to set up and swap out motors as needed. This design choice enhances the board's versatility and user-friendliness.
Technical Specifications
- Microcontroller: ESP32-C3FH4
- Wireless Connectivity: WiFi (802.11b/g/n) and Bluetooth (BLE 4.2)
- USB-C PD Output: Variable voltage up to 20V
- Stepper Driver: Integrated A4988
- Motor Connection: 4-wire spring terminals
- Programming Interface: USB-C with integrated JTAG
- Flash Memory: 4 MB
- GPIO Availability: Multiple GPIOs for additional sensors or controls
Applications
- 3D Printers
- CNC Machines
- Robotics
- Camera Sliders
- Automated Blinds/Curtains
- Lab Automation Equipment
- Precision Positioning Systems
Open Source
PD Stepper is built on open-source principles. We encourage users to explore, modify, and improve upon our design. The firmware is compatible with popular ESP32 stepper motor libraries, allowing for easy customization and expansion of functionality.
About elektroThing
PD Stepper is proudly part of the elektroThing ecosystem. At elektroThing, we're committed to creating innovative, open-source tools that empower makers, engineers, and hobbyists to bring their ideas to life.
FAQs
Q: What makes PD Stepper different from other stepper motor controllers?
A: PD Stepper integrates USB-C Power Delivery, an ESP32, and an A4988 stepper driver into a single PCBA, offering a compact, all-in-one solution with wireless capabilities and flexible voltage control.
Q: Do I need any additional components...
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