The L297 Stepper Motor Controller IC generates four phase drive signals for two phase bipolar and four phase unipolar step motors in microcomputer-controlled applications. The motor can be driven in half step, normal and wawe drive modes and on-chip PWM chopper circuits permit switch-mode control of the current in the windings. A feature of ...

The L297/A/D Stepper Motor Controller IC generates four phase drive signals for two phase bipolar and four phase unipolar step motors in microcomputer-controlled applications. NORMAL/WAWE DRIVE HALF/FULL STEP MODES

IC 297 — AAS Internship C: Career Exploration 3 credits; 3 lecture hours A 3 credit introductory internship course for AAS students with a focus on the internship experience and helping students identify suitable career paths and self-exploration.

The L297 stepper motor controller IC enhances precision in modern machinery across automation, manufacturing, and robotics. This article underlines its advanced features like phase chopper control and compatibility with both bipolar and unipolar motors, facilitating meticulous movement control.

The L297 Stepper Motor Controller IC generates four phase drive signals for two phase bipolar and four phase unipolar step motors in microcomputer controlled applications. The motor can be driven in half step, normal and wave drive modes and on-chip PWM chopper circuits permit switch-mode control of the current in the windings.

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Two versions of the device are available : the regular L297 and a special version called L297A. The L297A in- corporates a step pulse doubler and is designed specifically for floppy-disk head positioning applications.

The L297/1 stepper motor controller IC generates four phase drive signals for two phase bipolar and four phase unipolar step motors in microcomputer controlled applications. The motor can be driven in half step, normal and wawe drive modes and onchip PWM chopper circuits permit switch-mode control of the current in the windings.