新型多用途电话芯片──ＡＳ２５３１周永平随着电话的发展，人们对话机的要求比以往更高了。用户不但要求话机的功能多，而且要求操作简便，价格便宜。为此，一些通信器件公司不断地开发功能多、操作简便、线路简单、价格低廉的电话机专用芯片，以期满足市场需求。本文介... New multi-purpose phone chip ─ ─ AS2531 Zhou Yongping With the development of the phone, people’s phone requirements higher than ever before. Users not only require more phone features, but also requires easy operation, the price is cheap. To this end, a number of communications device companies continue to develop more features, easy to operate, simple lines, low-cost phone special chips to meet market demand. This article describes ...