问题是这样的,ADC选择4路级联同步采样,设定Adcregs.ADCTRL1.bit.SEQ_PS=0x05 (0x04、0x06、0x07、均试过了) 都不行)采集直流,一路2V不变,调节另外一路0-3V之间变化,不动的那一路或有0.04V波动,这个怎么解决?
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