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在用TMS320F2802电压采样时，采样值一直为4095，外部输入为零，但是DSP ADCIN口电压却为3.8V，不知道什么原因，请大侠告知，谢谢！
估计可能是你的硬件电路有问题，请仔细检查下
我现在找到问题了，确实是硬件问题，谢谢！
