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拿了几块板子，相同的电池测试2530测量电池电压，测了IO引脚输入电压是一致的，但不同板子转换出来的AD值有的大有的小，导致计算出来的电压差距能达到0.3V，参考电压为内部参考电压。请问有谁遇到这问题吗？
