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根据应用系统的要求 ,设计了用 16根地址线寻扯 96 K内存的扩展电路 ,解决了 ROM与RAM32 K地址空间的复用问题 .
According to the requirements of the application system, an extension circuit of 96K memory is designed by using 16 address lines, which solves the problem of multiplexing the address space of ROM and RAM32K.