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ESP32-ADC-sense-battery-voltage
本示例芯片型号:ESP32C3(兼容ESP32其它型号芯片【ESP32S2不支持软件校准】,但需要根据idf编程指南ADC部分修改衰减值对应的输入电压范围) 可以通过设置电池最大与最小电压(最小电压需要大于保护板断电电压)换算电池电量百分比,还可以通过设置分压电阻阻值 ...
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