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大家好，我使用F28335的APWM模块，在程序的初始化阶段就禁止了APWM模块对应GPIO引脚的输出上拉，但是在芯片上电的时刻仍然会出现500ms的高电平。请问该现象是否是由于程序的不正确配置导致的？是否由其他软、硬件上的解决方案？
