单片机在牙科治疗机上的应用

The Application of SCM（Single- Chip Microcomputer） on Dentistry Therapeutical Instruments

本文描述了用单片机控制牙科综合治疗机的漱口水和冲盂水，定时接通和断开自动控制过程，系统采用了外部中断、状态的判断以及定时和计数等功能。并给出了以修改中断返回地址方式进入相应按钮功能模块的程序实例。

This paper describes the followings： using SCM to control the water for gargle and spittoon on dentistry therapeutically instruments, timing for switching on and breaking off the automatic control procedure. The system has the functions such as external interrupt, state estimation, as well as timing and counting. Moreover, this paper provides a program example, which can come into the specific button＇s function module through altering interrupt return address.