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DM6446的GPIO中断无法响应



DM6446的ARM端运行vxworks操作系统,对GPIO进行配置:设置为输入;设置中断触发方式;使能对应的中断号;挂载中断服务程序。

但有中断信号时一直无法响应服务程序,不知道是不是在BSP里有地方没有配置?