STM32F303RCT6 ADC读�?�异常

您好：

我使用STM32F303RBT6的ADC2_IN3时，�?�现�?��?将PC4脚输出高电平时，ADC2_IN3采样的数�?�就会有异常。

譬如ADC2_IN3脚接GND，PC4输出高电平，ADC采样�?�回的值为0x70;而将PC4输出低电平�?�，ADC采样就正常为0了。

请问这是什么问题？

谢谢�?

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ST Technical Moderator

Hi @lYong.1 ,

Commonly used languages in this community is English. Could you please translate your post?

Thanks,

Amel

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