SmartElex AT89S52 Microcontroller Development Board – 40-Pin DIP MCU with L298P Motor Driver

SmartElex 5S 6V-30V DC Motor Driver The SmartElex 5S 6V–30V DC Motor Driver is a robust and efficient DC motor driver built specifically for brushed DC motors, combining simplicity with high power performance. Operating on a wide input voltage range of 6V to 30V DC, it supports 5S battery configurations, making it ideal for robotics, automation, and DIY mechatronics systems. This brushed DC motor driver is easy to interface with microcontrollers, allowing smooth motor speed and direction control with minimal setup. Designed for reliability and versatility, it serves as a dependable high-power DC motor driver for applications that demand stable and efficient motor operation. Features: The motor can operate at voltages ranging from 6 to 30 V. Without a heat sink, the maximum current is 5A, with a peak current of 10A for 10 seconds. One brushed DC motor with bidirectional control. Current limiting at 5 amps. Overvoltage lockout. PWM frequency is up to 32 kHz. Supports TTL PWM from the microcontroller. Internal thermal shutdown. Undervoltage lockout. Drive four externally powered NMOS transistors using PWM and direction control. 3.3V and 5V logic level inputs

7Semi Vikram-1101 DRV8837 11V DC Motor Driver Breakout The 7Semi Vikram-1101 brings reliable motor control to compact robotics and automation builds, thanks to its efficient DRV8837 driver and wide 1.8V–11V motor voltage support. Designed for smooth brushed DC motor management, it features a stable 1A continuous output and a powerful 3A peak capability, making it ideal for hobby projects, mechatronics, and lightweight robotics systems. With PWM support and simple H-bridge control, achieving variable speed and direction becomes effortless. Engineers and makers appreciate its built-in safeguards, including thermal shutdown, undervoltage lockout, and overcurrent protection ensuring long-term durability even in demanding environments. The Vikram-1101 also offers resistor-set current limiting, eliminating the need for complex setups. Whether you're designing compact robots, automation rigs, or DIY motorized mechanisms, this versatile DC motor driver delivers dependable performance with ease. Features: Supports a motor power voltage range of 1.8V to 11V, making it suitable for a wide variety of small robotics and mechatronics projects. Provides 1A continuous output and 3A peak current, ensuring stable handling of brushed DC motors. Accepts up to 5.5V logic levels on IN pins, allowing easy interfacing with microcontrollers. Enables smooth motor operation through PWM-based speed control for precise performance tuning. Built with current limiting/regulation that works without requiring an inline sense resistor. Equipped with essential protection features including undervoltage lockout, overcurrent protection, and thermal shutdown.

7Semi Vikram-3015 High-Power 30V 15A Single-Channel DC Motor Driver Module The 7Semi Vikram-3015 is a powerful and reliable high-current motor driver designed to handle demanding brushed DC motor applications with ease. Built for makers, robotics engineers, and automation projects, it supports a wide operating voltage range of 6V to 30V and delivers a continuous 15A output without requiring a heat sink. Its fully NMOS H-Bridge architecture ensures excellent efficiency, making it ideal for high-load motor control setups that require consistency and stable performance. With support for 3.3V and 5V logic levels, the Vikram-3015 easily integrates with popular development platforms such as Arduino, Raspberry Pi, and PLC systems. The on-board test buttons, motor output LEDs, and robust protection circuitry, such as overcurrent, overheating, and undervoltage protection, simplify debugging and ensure long-term reliability. Whether you're building robotics systems, automation hardware, or DIY mechatronics, this motor driver provides a dependable foundation for high-torque motor control. Features: Provides smooth bidirectional control for single-channel brushed DC motors, enabling forward and reverse operation with high responsiveness. Operates efficiently across a wide 6V–30V voltage range while delivering a strong and stable 15A continuous current output. Supports both 3.3V and 5V logic inputs, ensuring seamless compatibility with microcontrollers and SBCs like Arduino and Raspberry Pi. Includes onboard testing features such as dedicated buttons and motor output LEDs for quick diagnostics and validation. Offers robust safety mechanisms including overcurrent protection, over-temperature shutdown, and undervoltage lockout for long-term durability. Uses a fully NMOS H-Bridge, improving efficiency and eliminating the need for bulky heat sinks.

7Semi Vikram-3025 High-Power 25A DC Motor Driver for 6–30V Motors The 7Semi Vikram-3025 is a heavy-duty single-channel DC motor driver built for demanding robotics, automation, and mechatronics projects. Designed to handle 25A continuous load with a 6V–30V operating range, it uses a high-efficiency discrete NMOS H-Bridge that eliminates the need for bulky heat sinks. Whether you're powering high-torque DC motors or creating reliable industrial controls, this driver ensures stable, smooth, and responsive performance. With built-in safety features like overcurrent protection, temperature protection, and undervoltage shutdown, your system stays secure even under heavy loads. This motor driver goes beyond basic control, it includes onboard test buttons, motor output LEDs, and a regulated 5V output for powering microcontrollers, making prototyping extremely convenient. It supports PWM/DIR control signals from a wide range of logic voltages (1.8V to 30V), ensuring compatibility with Arduino, Raspberry Pi, PLCs, and other controllers. It also offers manual control options using a potentiometer and switch, giving both beginners and advanced users flexible control in real-world applications. This makes it a dependable choice for custom robotics, high-power motor control, and automation systems. Features: Provides smooth and reliable bidirectional control for single brushed DC motors. Supports a wide operating voltage range from 6V to 30V for flexible motor compatibility. Handles a continuous motor current of 25A, ideal for high-load or high-torque applications. Includes an onboard 5V regulated output (250mA) to power a microcontroller without an external supply. Onboard test buttons and motor state LEDs allow quick, controller-free testing during prototyping. Offers dual input modes: PWM/DIR for digital control or potentiometer/switch for manual operation. Compatible with 1.8V, 3.3V, 5V, 12V, and 24V logic, making it suitable for Arduino, Raspberry Pi, PLCs, and more. Supports PWM input frequency up to 40kHz with a fixed 16kHz output for quiet motor operation. Built-in protections include active current limiting, overcurrent protection, temperature protection, and undervoltage shutdown.

7Semi 3Phase TMC6300 BLDC PMSM Brushless Motor Driver Breakout The 7Semi 3Phase TMC6300 BLDC PMSM Brushless Motor Driver Breakout is a compact, efficient brushless motor driver built for controlling 3-phase brushless motors with ease. It integrates the TMC6300 IC to simplify motor driving, reduce external components, and enable smooth, reliable operation. Designed for practicality and reliability, the board offers easy microcontroller compatibility, stable performance, and built-in protections for safe use. It is well suited for students, hobbyists, and professionals working on robotics, automation, drones, and motor-driven DIY applications. Features: Powered by the TMC6300 motor driver IC with high-side and low-side MOSFET control for each phase Supports 6-PWM input signals for precise and complete motor control Diagnostic output for easy detection of system faults Wide 2–11V operating voltage, ideal for low-power applications Breadboard-compatible design with optimized header alignment Built-in thermal and short-circuit protection for safe operation Breakout Board Pinouts – TMC6300 Motor Driver IC Power & Control Inputs VM / GND – Motor power supply (2–11V) VIO – I/O logic level supply / standby control PWM Control Inputs (High-side & Low-side MOSFETs) UH / UL – Phase U PWM inputs VH / VL – Phase V PWM inputs WH / WL – Phase W PWM inputs Outputs SENSE – Current sense output DIAG – Diagnostic and fault indication output U / V / W – Motor phase outputs from the three half-bridges

SmartElex 10D DC Motor Driver HAT for Raspberry Pi | PWM Driver HAT with PWM Speed Control The SmartElex 10D DC Motor Driver HAT is a compact and reliable expansion board designed specifically for Raspberry Pi to control DC motors with precise speed control. It helps users drive motors directly from the Raspberry Pi without complex wiring or external driver circuits, making motor control simpler and safer. This HAT is ideal for students, makers, educators, and engineers who are building robotics or motion-based projects and want a clean, plug-and-play solution. This motor driver HAT is widely used in robotics, automation systems, and prototyping projects where smooth and controlled motor operation is required. With PWM-based speed control and seamless Raspberry Pi compatibility, it allows easy integration into existing projects and code setups. The stable performance and straightforward design make it suitable for classroom learning, DIY robotics, and early-stage product development where reliable motor control is essential. Hardware Overview Features: Designed specifically as a motor driver HAT for Raspberry Pi PWM-based speed control for smooth motor operation Supports both single-signal and dual-signal motor control modes Simple plug-and-play installation on Raspberry Pi GPIO header Ideal for robotics, automation, and motion control projects Reliable performance suitable for education, prototyping, and DIY builds How to Use The SmartElex 10D DC Motor Driver HAT can be controlled in two different ways depending on your project requirements. Using Two Control Signals (Speed and Direction) In this mode, two separate control signals are used. The PWM signal is applied to the PWM pin to control the motor speed, while the DIR pin is used to control the motor direction. This method offers straightforward and precise control, making it ideal for most robotics and automation applications. Using One Control Signal (Combined Speed and Direction) In this mode, only one control signal is required. The PWM pin is connected to a logic high level, and the DIR pin receives the PWM signal. When the PWM duty cycle is 50%, the motor stops. If the duty cycle is below 50%, the motor rotates in one direction, and if it is above 50%, the motor rotates in the opposite direction. The actual rotation direction depends on the motor wiring

SmartElex 8V to 35V A4988 Stepper Motor Driver Module The SmartElex 8V to 35V A4988 Stepper Motor Driver Module is a high-performance Stepper Motor Driver Module built for accurate and efficient motor control. Operating within an exact voltage range of 8V to 35V, it can supply up to 2A per coil when adequate cooling is provided. This microstepping stepper motor driver features internal synchronous rectification, mixed decay current control, and thermal shutdown protection, ensuring smooth motion, reduced motor noise, and reliable operation. With its built-in current converter, the A4988 minimizes processing load on microcontrollers, making it an excellent choice for applications like 3D printers, CNC machines, robotics, and other precision motion control systems. Features: Automatic detection and selection of the current decay mode. Mixed with the slow current decay mode. The low power dissipation of synchronous rectifiers. Internal UVLO (ultra-voltage lockout). Crossover current protection. Thermal shut-down circuit. Ground-fault protection. Load and short circuit protection. The optional five-step mode includes full, 1/2, 1/4, 1/8, and 1/16.

SmartElex DRV2605L Haptic Motor Driver The SmartElex DRV2605L Haptic Motor Driver is a high-performance haptic motor driver module based on Texas Instruments’ DRV2605L IC, built to deliver precise and immersive vibration feedback. Unlike basic motor control, this haptic driver enables advanced effects such as vibration ramp-up and ramp-down, sharp click sensations, varied buzzer intensities, and even audio-reactive haptics. Controlled via I2C, the DRV2605L allows multiple haptic effects to be stored and triggered sequentially, creating smooth and realistic tactile feedback. With built-in waveform libraries and support for ERM and LRA motors, it significantly enhances user experience in human–machine interfaces, wearables, and interactive electronics projects. Features: Advanced control for haptic motors with various effects. Supports ramping, clicks, and different buzzer levels. Allows audio-responsive vibration for unique feedback. The I2C interface facilitates integration with controllers. Built-in memory saves sequences for smooth actuation. Improves user experience with precise haptic feedback.

YS-DIV268N-5A Hybrid Stepper Motor Driver 5A | Single Axis TB6600 0.2-5A Two Phase Hybrid Stepper Motor Driver Controller TB6600 Stepper Motor Driver is an easy-to-use professional stepper motor driver , which can control a two-phase hybrid stepper motor. It is compatible with Arduino and other microcontrollers that can output a 5V digital pulse signal. YS-DIV268N-5A subdivision-type two-phase hybrid stepping motor drive using DC 12 ~ 48V power supply, suitable for drive Two-phase hybrid stepping motor dynamic voltage 12 to 48V, the current is less than 5A outer diameter of 35 to 86 mm. This drive using the drive's current loop subdivision control, the motor torque ripple is very small, low-speed running is very smooth, almost no vibration and noise. High-speed torque is much higher than other two-phase drive, high positioning accuracy. Widely used in the engraving machine, CNC machine tools, packaging machinery, and other high-resolution requirements on the device You can set its output current with a 6 DIP switch. There are 8 kinds of current control (0.2A, 0.6A, 1.2A, 1.8A, 2.5A, 3.3A, 4.2A, 5A) in all. And all signal terminals adopt high-speed optocoupler isolation, enhancing it's anti-high-frequency interference ability. As a professional device, it is able to drive 57, 42-type two-phase,  hybrid stepper motor. Control signal interface: PUL +: step pulse signal is input side or the positive pulse signal input positive terminal PUL-: the negative input of the negative input pulse signal or a positive pulse signal DIR +: stepping direction signal input to the positive terminal or negative pulse signal input to the positive terminal DIR -: stepping direction signal input of the negative side or reverse step pulse signal input negative terminal EN +: offline can reset signal input EN-: offline can reset signal input negative terminal Note: VCC is 5V, R short VCC value of 12V, R 1K, more than 1 / 8W resistor VCC value of 24V, R 2K, more than 1 / 8W resistor Features: H bridge bipolar constant current drive. Input signal high-speed photoelectric isolation. A total of standard single pulse interface. Offline retention function. The semi-enclosed casing can adapt to a more stringent environment. Provide energy saving half-automatic current lock function. Applications: CNC Machines: Provides precise control for CNC milling, drilling, and cutting machines. Engraving Machines: Used in laser and mechanical engraving machines for accurate positioning. Packaging Machinery: Ensures precise movement and control in automated packaging systems. 3D Printers: Controls the stepper motors for accurate layer deposition and movement. Robotics: Used in robotic arms and other automated systems requiring precise motor control. Textile Machinery: Controls the movement of components in textile manufacturing equipment. Medical Devices: Provides precise control in medical equipment like automated dispensers and diagnostic machines

MACH3 Interface Board CNC 5 Axis with Optocoupler for Stepper Motor Driver with male to male USB Cable MACH3 Interface Board CNC 5 Axis with Optocoupler latest upgrade 5 axis breakout board is specially designed for the CNC single-axis 2-phase stepper driver controller, such as TB6560, M542, M542H, MA860H, 2M542, 2M982, DM542(A), DM860(A), etc. single-axis stepper driver controller series. With this 5-axis breakout board, any 1-5 single-axis stepper driver controllers can be directly controlled by the PC via the MACH3, EMC2, KCAM4, etc. All the way to the relay output port, control spindle switch. Output port P17 mouth. All the way through the optocoupler isolated 0-10V analog voltage output can be controlled with the corresponding analog interface converter to control the spindle speed. Output port P1 port Open all 17 ports, which can be accessed with the optocoupler drive, 5-axis stepper motor can be controlled. P1 as PWM outputs can be controlled with an optocoupler input spindle governor. This can access by a common cathode or common anode input level to a 5V drive. Key Features: Maximum support 5-axis stepper motor driver controllers Compatible with MACH3, Linux CNC (EMC2) etc. parallel-control CNC software. USB power supply and peripherals power phase are separate to protect computer security. All the signals are to-isolate which can protect your computer security. 5-input interface to define the Limit, Emergence-Stop, Cutter alignment, etc. Wide input voltage range: 12-24V, and with anti-reverse function. One relay output control interface, accessed by the spindle motor or the air pump, water pump, etc. Output 0-10V analog voltage for the inverter to control the spindle speed. All the way to the relay output port, control spindle switch. Output port P17 mouth. Open all 17 ports, which can be accessed with the optocoupler drive, 5-axis stepper motor can be controlled. Pin P1 as PWM outputs can be controlled with optocoupler input spindle governor. Applications : Home switches Drilling or boring With the CNC controller suitable for all kinds of small and medium-sized automation equipment and instruments.

SmartElex 30D Dual Channel Motor Driver Powered by Raspberry Pi The SmartElex 30D is a powerful and intelligent dual channel motor driver engineered for demanding robotics and automation applications. Designed to deliver 30A continuous and up to 85A peak current per channel, this smart motor driver offers impressive performance and versatility. It supports multiple input modes including RC, analog, PWM, and TTL serial communication, allowing you to integrate it effortlessly into a wide range of control systems. The 30D also includes mixed and independent operating modes, making it ideal for applications like differential drive robots, motorized vehicles, and mechatronic systems. What truly sets the SmartElex 30D apart is its smart control and protection features. With onboard microcontroller intelligence, it actively monitors temperature and current to prevent damage. If the board temperature exceeds 80°C, motor speed is automatically reduced until it cools down, ensuring safe and consistent operation. Its MOSFETs operate at a 16kHz switching frequency for quiet, efficient performance. Designed for durability, flexibility, and ease of use, this Raspberry Pi-powered driver is the perfect choice for anyone looking to build reliable, high-power robotic systems. Features: High Power Output: 30A continuous and up to 85A peak current per channel (2 seconds) Wide Voltage Range: Supports motor voltage from 7V to 28V Smart Control System: Built-in microcontroller for intelligent temperature and current monitoring Multiple Input Modes: Compatible with RC, Analog, PWM, and Serial Packetized control Thermal Protection: Reduces speed at 80°C, resumes normal at 70°C, and shuts down at 100°C Overcurrent Protection: Prevents damage during high-load conditions Quiet Operation : 16kHz MOSFET switching ensures silent motor performance Manual Operation: Onboard push buttons for testing and manual control

SmartElex BTS7960 High-Power Dual Channel 43A DC Motor Driver Module The SmartElex BTS7960 DC Motor Driver Module is a powerful and efficient solution for controlling high-current DC and stepper motors. Designed around the BTS7960 IC, this dual-channel H-bridge driver supports up to 43A of continuous current, making it ideal for demanding robotic, automation, and motor control applications. With its compact design and built-in safety features, it’s perfect for hobbyists and engineers working on high-torque motor projects. This Stepper Motor Driver Module ensures smooth operation with PWM control up to 25 kHz, offering stable and noise-free performance. It comes equipped with advanced protection features such as overcurrent, short-circuit, overvoltage, and thermal shutdown, ensuring long-term durability. The easy-to-interface logic inputs make it compatible with popular microcontrollers like Arduino and Raspberry Pi, simplifying the motor control experience. Input port: RPWM: forward level or PWM signal input, active high. LPWM: Reverse level or PWM signal input, active high. R_EN: forward drive enable input, high-level enable, low-level off. L_EN: Reverse drive enable input, high-level enable, low-level off. R_IS: forward drive current alarm output. L_IS: Reverse drive current alarm output. VCC: +5 V power output, 5V power supply connection with the microcontroller. GND: signal the common low end. Features: High-power 43A H-Bridge DC Motor Driver based on the BTS7960 IC. Supports both DC and stepper motor control with PWM up to 25 kHz. Integrated overcurrent, overvoltage, and thermal protection for reliable performance. Includes logic-level inputs for simple interfacing with controllers like Arduino or Raspberry Pi. Features active freewheeling and adjustable slew rate for efficient operation. Compact design with low power dissipation and enhanced EMI performance. Equipped with status flag diagnostics and current sense outputs for monitoring.

ULN2003 12V Stepper Motor Driver This 12V DC 28BYJ-48 Stepper Motor is a low-cost, high-quality geared stepper motor. Because of the system's stability and reliability, the 28BYJ-48 Stepper Motor and ULN2003 Stepper Motor Driver is a popular combination of stepper motor and stepper driver. The pack includes the ULN2003 Stepper Motor Driver, which is a Mini Stepper Motor Driver. The main function of the ULN2003 is to amplify the control signals from the Arduino so that they can be used to drive the 28BYJ-48 Stepper Motor. If you want to control the stepper motor with the stepper motor driver, for that you will need a few essential components like Arduino jumper wires batteries or power supply Features: Stepper motor with a standard interface, when used directly pluggable. A, B, C, D four-phase LED indicator which indicates the status of the stepper motor work. Compact-size stepper motor perfect for small robotics applications. Also, read our blog What is Motor Driver detailing an overview of motor drivers, including the different types available and how they work.

SmartElex 10D Dual Channel Motor Driver Powered by Raspberry Pi The SmartElex 10D Smart Motor Driver is a powerful dual-channel motor driver designed to control brushed DC motors with precision and efficiency. It supports both PWM and RC control modes, making it ideal for robotics, RC vehicles, and automation projects. With a built-in 5V 3A buck converter and wide input voltage range (7V–22V), this motor driver ensures stable performance even under demanding loads. Capable of handling continuous currents up to 10A and peak currents up to 30A, it’s perfect for high-torque motors used in racing robots, combat bots, and mobile platforms. Built-in current limiting, over-temperature protection, and plug-and-play compatibility with Raspberry Pi make it a dependable choice for makers and engineers alike. Pinout Diagram: Features: Supports wide motor operating voltage range of 7V to 22V. Includes onboard 5V 3A buck converter for powering external devices. Provides continuous 10A and peak 30A motor current handling capability. Allows bidirectional control of two brushed DC motors. Supports both PWM and RC control signals for versatile applications. Built-in current limiting at 35A and thermal shutdown protection. Fully compatible with Raspberry Pi for easy integration.

Ultra-silent 4-layer Substrate MKS-LV8729 Stepper Motor Driver with Heat Sink The Ultra quiet LV8729  4-layer Substrate Stepper Motor Driver Module with 128 subdivisions is used in 3d printers and is a Best suited Moter Driver for Nema stepper motor whose current is less than 1.5A, which makes the motor steady, quiet, and precise. The LV8729 is a PWM current-controlled micro step bipolar stepping motor driver. This driver can perform eight times of excitation of the second phase to 32W1-second phase and can drive simply by the CLK input. It has a wide range of Operating voltage range i.e. 6V-36V, the proposed voltage is 12V Support subdivisions of 1, 1/2, 1/4, 1/8, 1/16, 1/32, 1/64, 1/128 with product Process of four-layer PCB board. In the 64 subdivision or 128 subdivision controller, it has a better ultra-quiet effect. Note: Please make sure the connecting direction is right, or it will probably burn the driver chip and controller board. Recommend doing a good job of cooling the module Driver current algorithm and its adjustment : Driver current algorithm: i=Vref/0.5, the default Vref about 0.4V, so the default current 0.8A, and maximum current 1.5A Please DO NOT connect the motors when measuring the voltage, or it’s easy to burn the drive. Please connect both the power supply and the USB for power when measuring the voltage. Minor adjustment for potentiometer driver. Adjust it again after measurement to avoid burning the driver by excessive current. To increase the current by rotating the potentiometer clockwise slowly, and anticlockwise to reduce. MKS-LV8729 Stepper Motor Driver Pinout: