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介绍了一种利用双口RAMIDT7132和PC机打印机接口实现单片机与PC机之间并行通讯的方法 ,该方法具有可节省硬件开销、通讯速度快和使用方便等优点。
A method of parallel communication between single chip computer and PC using dual - port RAMIDT7132 and PC printer interface is introduced. The method has the advantages of saving hardware overhead, fast communication and easy to use.