采用MSP430FR2311研发一款烟感设备，前端为光电检测方案，发现设备在强光照射下ADC的数值有明显的增大，如正常情况下为50，强光照射下会增大到200，采用其他品牌MCU就没有这种跳变，请问是不是在采用2311内部运放的时候，外部需要进行阻容匹配，是否有参考电路，多谢！
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