S32K3的ADC启动时间

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S32K3的ADC启动时间

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WeiCh
Contributor III

我在使用S32K3的ADC,测试发现从上电初始化ADC,执行校准,开启转换,到首次完成采集,需要大约30ms左右,这是正常的吗?如何缩短这个时间?

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Robin_Shen
NXP TechSupport
NXP TechSupport

Hi

RTD Quality packages的ProfileReport.xlsx列了各个APIs的执行时间。 (比如...\SW32K3_S32M27x_RTD_R21-11_5.0.0 _D2410_QualityPackage\ADC\RTD_ADC_ProfileReport.xlsx)
建议检查一下具体是哪个函数的执行时间过长导致的。
另外请问Adc_Calibrate的返回结果是什么?如果超时了的话,建议修改超时设置:

ADC校准建议 超时时间设置.pngAdc Timeout Value.png


Best Regards,
Robin
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