This thread has been locked.
If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.
你好！
设计的1张板卡，cpu为am3352，操作系统:Vxworks7.0，AM3352通过GPMC连接一片FPGA，片选CSN0至片选CSN3全部连接到FPGA上，采用16bit的地址/数据非复用模式，用示波器测试在AM3352进行写操作时不管如何设置和修改代码片选CSN0无法输出波形，但在读操作时又能够输出波形，其他的片选信号CSN1、CSN2、CSN3正常，这是什么原因呢？
