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介绍了一种使用公用电话网进行远程拨号预警的系统。该系统用Altera公司的EPM7128SLC84_15可编程逻辑器件作控制核心,实现了对远程系统的拨号预警功能。
Introduced a system using the public telephone network for remote dial-up warning. The system uses Altera’s EPM7128SLC84_15 programmable logic device for control of the core, to achieve a dial-up remote system alarm function.