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你好，目前采用AM4379裸机开发，GPMC和FPGA连接，NOR方式连接，异步通信，通过FPGA抓数据，发现地址a[0:7]一直为0，无论怎么修改地址都不变化，数据、片选、读写信号正常，地址的管脚已经分配好了，不知道哪里设置会导致地址位不变化？谢谢
