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INA219功率监测+OLED显示
INA219是一款由Texas Instruments(TI)生产的高精度电流/ 电压/ 功率监测芯片,采用I2C接口通信,广泛应用于电池管理、电源监控、太阳能系统、电机控制等领域。 电压测量(总线电压):0 V~26 V(可配置)电流测量(分流电阻电压):±40 mV(可调增益)功率计算 ...
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