Hi Xiangwen DU,
谢谢回复。
根据你的描述,首先,SCT的时钟源时钟为main_clk,并且无法更改,其次连分频器也失效了。
还有问题就是fro_hf源无法被使能。
针对这些个情况我的建议是,
1. 第一,我建议你参考SDK 软件包中的sctimer工程,对比例程中的sctimer时钟源是如何配置的,可以发现是否是自己的误操作还是SDK config tool生成的代码存在bug.
2. 第二,用示波器通过clkout引脚测试一下各时钟源配置代码是否真起作用以验证代码有效性。
Have a great day,
TIC
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