Waveform output method based on timer and DAC and waveform generator

Through the waveform output method based on timer and DAC, the problems of low waveform accuracy, poor real-time performance, and inflexible parameter adjustment in the prior art are solved, and high-precision and flexible waveform output are achieved, meeting the needs of industrial control and other fields.

CN119689054APending Publication Date: 2025-03-25SHANGHAI HONGLIDA INTERNATIONAL TRADING CO LTD
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Patent Information

Application Number
CN202411672787.6
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-11-21
Publication Date
2025-03-25

AI Technical Summary

Technical Problem

The prior art has problems in waveform generators with low waveform accuracy, poor real-time performance, and inflexible parameter adjustment, which limits its application in diverse application scenarios.

Method used

The waveform output method based on timer and DAC is adopted, and the waveform parameters are set through the human-computer interactive interface of the industrial control machine. The main control module processes and generates digital waveform data. The timer accurately controls the DAC output timing to achieve high-precision waveform output, and ensures the continuity and stability of the waveform output through the real-time parameter adjustment mechanism.

Benefits of technology

It realizes high-precision waveform output, improves real-time performance and flexibility in parameter adjustment, and meets the strict requirements for waveform generators in the fields of industrial control and other fields.

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Abstract

The invention discloses a waveform output method and a waveform generator based on a timer and a DAC, the output method comprises waveform parameter setting, waveform parameter processing and generation, timer configuration, DAC output, cyclic output and real-time parameter adjustment, and the waveform generator comprises an industrial personal computer, a main control module, a digital-to-analog conversion module, a first communication interface and a second communication interface. According to the waveform generator, waveform parameters are set through the man-machine interaction interface of the industrial personal computer, the main control module is used for generating real-time waveform data, and the timer is used for accurately controlling the output time sequence of the DAC, so that the problems of low waveform precision and poor real-time performance in the prior art are effectively solved, and the strict requirements of the fields of industrial control and the like on the waveform generator are met.
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