ZYNQ-based multi-axis multifunctional motor position decoding system

Abstract

The invention discloses a ZYNQ-based multi-axis multifunctional motor position decoding system. The system comprises a processor system unit and a programmable logic unit which are arranged on a ZYNQchip and can carry out data interaction, wherein the processor system unit is provided with an ARM module used for realizing parameter configuration and data processing on the programmable logic unit,and the programmable logic unit is provided with a decoding module, an eight-bit parallel port module, a selector module and a man-machine interaction module; the decoding module is used for decodingvarious encoder signals input by an external motor; the eight-bit parallel port module is used for providing a corresponding interface when an external processor accesses an internal register; the selector module is used for selectively inputting motor encoder signals into the corresponding decoding modules for decoding; and the man-machine interaction module is used for realizing man-machine data interaction. According to the invention, various decoding modules are intensively arranged on the programmable logic unit for parallel decoding, so that the real-time performance and the synchronismof encoder signal decoding are effectively improved, the burden of a CPU (Central Processing Unit) is relieved to a great extent, and favorable conditions are provided for realizing a more complex algorithm.

Description

technical field [0001] The invention relates to the field, in particular to a ZYNQ-based multi-axis multifunctional motor position decoding system. Background technique [0002] With the increasing degree of modern industrial automation, the motor is the core component, and the performance includes speed accuracy, speed range, dynamic response, torque ripple, etc. Higher requirements are also put forward. The motor position encoder combines the current motor position and The speed is sent to the processor in real time, and the accuracy and speed of the position feedback directly affect the control performance of the motor. The development of multi-axis parallel and serial manipulators has further promoted the development of multi-axis drives. In order to ensure the real-time decoding of multiple motor position encoders, it is difficult to ensure the completion of multi-axis motor position decoding in the traditional way using CPU and DSP. Also implement complex control algo...

AI Technical Summary

Problems solved by technology

The development of multi-axis parallel and serial manipulators has further promoted the development of multi-axis drives. In order to ensure the real-time decoding of multiple motor position encoders, it is difficult to ensure the completion of multi-axis motor position decoding in the traditional way using CPU and DSP. Also implement complex control algorithms

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