利用PIC16C54设计多种报警音源

Utilize PIC16C54 to design many kinds of alarm audio source

利用廉价的PIC16C54微处理器以编程序的方法产生各种报警声音,而且频率很准确.该音源的特点是更新快,可产生用户要求的各种报警声音,音源选择方便且廉价,非常适合于各种报警器生产厂家使用.

This thesis mainly discusses how to utilize cheap microprocessor of PIC16C54 to come into being some different alarm audio sound by means of programming. Moreover, its frequency is very exact. The feature of this audio source is: update quickly, it may come into being all kinds of different alarm audio sound according to the demands of customers ,and the scheme of audio source is chosen conveniently and cheaply, so it is quite fit for those manufacturers of alarm device to use.