Project Hub /Basic Analog & Power Electronics/Power Supplies & Voltage Regulators/Wireless Stepper Motor Controller with ESP32 and TMC2240

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₹5,000 – ₹15,000

6 – 12 Hours

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Wireless Stepper Motor Controller with ESP32 and TMC2240

Build a compact wireless stepper motor controller featuring an ESP32-S3, TMC2240 driver, and AS5600 magnetic encoder with web-based control.

Originally published on CircuitDigest

View original tutorial

Parts You'll Need

This project is sourced from another site, not written by us — this list is our best match of their components against what we stock, not a verified bill of materials. Always check the original blog (linked above) for the actual parts list before buying.

ESP32-C3 Development Board with Berg Pins - Unsoldered Rs. 390.00
Cable for Arduino Nano (USB 2.0 A to USB 2.0 Mini B) 30cm Rs. 69.00
2-Slot 18650 Holder with Protective Cover and On/Off Switch – Case Rs. 109.00
10pcs 5mm RED Diffused Light Emitting Diodes - LEDs Set Rs. 39.00
400 Points Mini Solderless Prototype PCB Breadboard High Quality Rs. 89.00
MB102 Adjustable Breadboard Power Supply Module (3.3V & 5V) for Arduino & Raspberry Pi Rs. 139.00
Jumper Wire 10 Pin Male To Male 20cm Rs. 45.00
Jumper Wire 10 Pin Male To Female 20cm Rs. 45.00

Selected: Rs. 0.00

We don't carry yet: Voltage Regulator IC (7805 / LM317 / 1117)
Microcontroller IC (DIP) / Chip
Transistors (BC547 / 2N2222 / TIP / MOSFET)
Diodes (1N4007 / 1N4148 / Schottky / Zener)
Custom PCB / PCB Fab
Laser / LiDAR / ToF Sensor
TMC2240ATJ+T
AS5600-ASOM

Browse all components

How It Works

The Wireless Stepper Motor Controller with ESP32 and TMC2240 is an advanced mechatronic system designed for precise, untethered motion control. At its core, the ESP32-S3-WROOM-1 microcontroller acts as the central processing unit, leveraging its built-in wireless capabilities to host a web-based control interface. Power delivery is managed via a USB-C PD controller (FUSB302BMPX) paired with an ADPL44002AUJZ LDO regulator to provide stable logic voltages, while an AO3400A MOSFET and TVS diodes protect the input circuitry from power transients. When a movement command is received wirelessly, the ESP32 communicates step and direction parameters to the TMC2240ATJ+T stepper motor driver. The TMC2240 drives the stepper motor phases with high fidelity and low noise. Simultaneously, the AS5600-ASOM magnetic encoder tracks the rotor position via a diametric magnet, feeding real-time positional feedback back into the system to verify movement and prevent steps from being missed. System reliability is further reinforced by an ADM803SAKSZ reset IC that ensures clean startup behavior, complemented by status LEDs, tactile buttons for physical input, and a custom PCB housed in laser-cut enclosure parts.

Why Build This

Design high-performance, web-controlled mechatronic systems for undergraduate robotics and industrial automation research.

Implement closed-loop motor feedback using high-resolution magnetic encoders and advanced Trinamic stepper drivers.

Integrate modern USB-C Power Delivery and wireless microcontroller architectures onto a custom-designed PCB.

Real-World Application

Useful for robotics automation, CNC machines, home automation, and industrial prototyping.

Skills You'll Learn

Wireless microcontroller programming

stepper motor driver configuration

magnetic encoder feedback integration

USB-C Power Delivery implementation

custom PCB design in KiCad

power supply regulation and transient protection

Safety Precautions

Ensure proper power input handling and inspect TVS diodes and sense resistors for motor current monitoring.

Technology Tags

ESP32

TMC2240

AS5600

WI-FI

SPI

I2C

USB-C POWER DELIVERY

KICAD

PCB DESIGN

STEPPER MOTOR

Frequently Asked Questions

Why is an AS5600 magnetic encoder used alongside the TMC2240 driver?

The TMC2240 drives the stepper motor power phases, while the AS5600 provides independent absolute angular position feedback, allowing the system to verify actual rotor position and correct for any potential step loss in closed-loop configurations.

What development environment should I use to program the ESP32-S3?

You can use either the standard Arduino IDE with the ESP32 board package installed or the official ESP32 development toolchain (ESP-IDF) to build and flash the firmware.

How does the board handle power regulation from the USB-C port?

The FUSB302BMPX controller negotiates the power delivery profile with a compatible USB-C PD source, and the onboard ADPL44002AUJZ LDO regulator steps down the voltage to stable levels required by the digital logic and sensors.

Gallery

This page is part of Kitkraft's Project Hub — a curated collection of electronics & robotics projects gathered from the maker community to help students and hobbyists discover and learn to build. Kitkraft does not claim authorship of the original project, and makes no representation as to the accuracy, completeness or safety of third-party source material. The summary and "How It Works" explanation above are AI-generated, rewritten with reference to the original tutorial — not a reproduction of it. Full credit and a direct link to the original source are provided above. If you're the original creator and have a concern about how your work is represented here, please contact us and we'll address it promptly.

Kitkraft Project Hub — curated from the maker community, credited at the source.

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