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The  M542T driver used in this project is disassembled from the same 3D printer. Few words about this The good part was that I knew I could control the stepper motor with this driver. The bad part is that it was necessary to make adjustments to control the motor to reach the desired result. Theoretically, I would have to connect the stepper motor to the driver, the driver to the Arduino, and then control the stepper motor without any problems. Things work differently than my expectations. The fact that I use a Bluetooth connection make a change in the driver’s behavior for normal operation. The M542T driver is a cheap hardware resource (~ 1EUR / piece) and can control stepper motors powered by a voltage between 8V to 35V. Until I explain the settings from the driver, I will start with the beginning – with the power supply. Working with A4988 To work, the M542T needs a 5V voltage source. All the project is powered by a 12V – 3A power adapter and an adjustable LTC3780 DC bu

The driver receives step and direction signals from the indexer or stepper motor controller and converts them into electrical signals to run the stepper motor . One pulse is required for every step of the motor shaft. In full step mode, with a standard 200 stepper motor, 200 step pulses are required to complete one revolution. The speed of rotation is directly proportional to the pulse frequency. Some control systems have an on-board oscillator which allows the use of an external analog signal or joystick to set the motor speed. Speed and torque performance of the stepper motor driver for sale is based on the flow of current from the driver to the motor winding. The factor that inhibits the flow, or limits the time it takes for the current to energize the winding, is known as inductance. The effects of inductance, most types of control circuits are designed to supply a greater amount of voltage than the motor's rated voltage. The higher the output voltage from the contro