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?
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你好,
GPIO是否有pinmux复用?如果有,是否正确配置?
TI没有vxworks的驱动。你看看下面的论坛信息是否有用:
https://e2e.ti.com/support/dsp/davinci_digital_media_processors/f/99/t/316819