基于PIC单片机的晶闸管触发电路设计
首发时间:2011-08-10
摘要:本文设计了采用PIC单片机为核心组成的晶闸管触发电路,并以交流调压电路为例,讲述了单片机控制的晶闸管触发器的设计,主要包括同步电路的设计,脉冲隔离放大电路的设计及其和单片机的接口等软硬件设计。单片机根据输入同步信号,通过程序设计发出对应正确的触发脉冲,本文设计的触发脉冲为宽脉冲,触发角可以根据输入设定。通过PROTUSE软件仿真,实现了设计的功能,脉冲波形准确和稳定,证明了设计的可行性。
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Design Of Thyristor Trigger Circuit Based On PIC microcontroller
Abstract:In this paper designed a thyristor trigger circuit using PIC microcontroller and consisting of AC voltage regulator circuit for example, the design of a thyristor trigger, including synchronous circuit design, pulse isolation and amplification circuit design and microcontroller interface. According to sync signal, designed by programming the correct trigger pulse, and by PROTUSE simulation, to achieve the design functionality, more accurate and stable pulse to prove the feasibility of the design.
Keywords: PIC microcontroller thyristor trigger circuit AC voltage regulator circuit simulation
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