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.

C6657自制板 memory test例程



在C6657自制板上,上电后第一次运行 memory test例程,是成功的。Passed Times:       21 Failed Times:        0 

但是在不掉电的前提下重新debug运行该程序,就提示 Passed Times:       16 Failed Times:        5  DDR的读写就出现错误。 请问这可能是什么原因?