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C6713与C6748的对比



将C6713的工程移植到C6748上,工程是裸机程序。现在我有以下两个问题请教:

1.c6713可以正常处理的4ms中断,为什么在C6748需要更长的时间(改为8ms给一次中断信号)才能正常处理呢?????现在将 C6748的主频为400M,按说应该快的,怎么会比C6713慢呢?????

2.中断中主要是通过dsp的EMIFA和FPGA的数据交互,现在EMIFA的主频为100M,我想问一下EMIFA的最大主频是多少?是否可以通过提高EMIFA主频来提高交互速度呢?