基于PIC单片机的自复式过欠压保护器的设计

摘要

介绍了一种基于PIC单片机的自复式过欠压保护器的设计方案。详细介绍了硬件设计方案和软件设计方案，重点介绍了关键模块的硬件设计原理框图，给出部分原理图。简明扼要介绍软件设计理念和算法设计，清晰分析了软件设计的优点。所设计的过欠压保护器可以实现过压和欠压保护功能，并且给用户提供直观查看当前电压显示值功能。%This paper introduces a design of resettable over-voltage protection based on PIC microcontrol er.This paper introduces the hardware design and software design solutions in a detailed way,focusing on the hardware design block dia-gram of the key modules,give part of the schematic.This paper introduces the software design and algorithm design con-cisely,analyze the advantages of software design clearly.This design can achieve overvoltage and undervoltage protection, and to provide users with an intuitive display to view the current voltage value.