The TMC4331 is a stepper motor servo controller with S-shaped ramps for laboratory automation, 3D-Printing, Scanners and other automated equipment applications. The device is usable as a trapezoidal and advanced SixPoint™ ramp generator and it is powered by Trinamic DcStep™ technology. The TMC4331 is designed for an operating voltage of 3.3V. The device provides a SPI controller and SPI, S/D driver interface. APPLICATIONS * Textile, sewing machines * CCTV, security * Printers, scanners * ATM, cash recycler * Office automation * POS * Factory automation * Lab automation * Pumps and valves * Heliostat controllers * CNC machines * Robotics * SPI Interfaces for µC with easy-to-use protocol. * SPI Interfaces for SPI motor stepper drivers. * Integrated ChopSync™ and dcStep™ support. * Internal ramp generator generating S-shaped ramps or sixPoint™ ramps supporting on-the-fly changes