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6747的EMAC,中断怎么配置



EMAC control module 有四个中断(RETHRESHPULSE, RXPULSE, TXPULSE, MISCPULSE),但是现在看别人的程序只有一个中断响应函数,就是判断寄存器MACINVEXTOR,那么这四个中断中哪一个对应中断响应函数呢??怎么解决?