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你好，我现在用CAP4采集方波频率，可以进入捕获中断，但是对应的捕获堆栈的两极中 数是一样的 这是怎么回事啊？？谢谢
yutian,
贴出eCAP的初始化代码。还有检查一下你关于捕获极性的寄存器配置正确。
Eric
/***** CAP4 **********/
EvbRegs.CAPCONB.bit.CAPRES=0; EvbRegs.CAPCONB.bit.CAPQEPN=0;//先禁止CAP45，主程序中使能 EvbRegs.CAPCONB.bit.CAP45TSEL=0;//CAP4 5选择T4 EvbRegs.CAPCONB.bit.CAP6TOADC=0;//不动ADC EvbRegs.CAPCONB.bit.CAP4EDGE=1;//上升沿沿
EvbRegs.CAPFIFOB.all=0x0000;// EvbRegs.CAPFIFOB.bit.CAP4FIFO = 1;
EvbRegs.EVBIMRC.bit.CAP4INT=1;//CAP4中断使能 EvbRegs.EVBIFRC.bit.CAP4INT=1;// CAP4中断标志复位
