一种新的串口软件狗的设计与实现

An Introduction on the Design and the Realization of a New Kind of the Serial Port SoftDog

介绍一种新的基于单片机的串口软件狗的实现方法,并给出了其电路原理图、单片机源程序及检测软件狗的VB参考程序.该设计具有电路简单、成本低廉特点.

This article introduces a new method of the realization of the Serial Port SoftDog based on MCU. And its electric circuit diagram, MCU source program and VB source program have been given out at the same time. Characteristics： the electric circuit is simple, while the cost is cheap.