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.

AM3359与FPGA通过GPMC交互同步读数据始终为0

Other Parts Discussed in Thread: AM3359

 在VxWorks6.7系统测试AM3359与FPGA(EP3C120)通过GPMC进行数据传输速度,片选CS3,已完成在异步方式下的读写测试,正常。

配置参数不变,修改config1寄存器,为同步读写方式,写数据FPGA可以收到,读数据时,所有总线信号包括GPMC_CLK均已给出,FPGA也把数据放到

了总线上,但是AM3359读的数据始终为0,调整READACCESSTIME,没用。

请大牛指点!!!!!!