现在读flash的id为ffff,读cfi也为ffff,如何确定是芯片烧坏,但供电也正常,能够直接读,所以现在不好确定是哪的原因
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现在读flash的id为ffff,读cfi也为ffff,如何确定是芯片烧坏,但供电也正常,能够直接读,所以现在不好确定是哪的原因
我现在用的是ti官网提供的emif例程,改了一下命令,就用了,开始是读cfi的一些信息都是ffff,不知道怎么个情况。例程不能有错吧