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TMS320F28388D: ADC两个通道互相干扰

Part Number: TMS320F28388D


你好:

使用了2个ADC通道进行电压采集,一个通道输入0.5v,采样值正确,但是悬空的第二个通道也出现了采样值,这是为什么?

基于例程修改:adc_ex2_soc_epwm

修改点如下,其他未做修改