ArduinoINA219
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busVoltageRaw() overflow
on input voltages above ~+12V, the returned value for raw voltage is negative. In the files INA219.h and INA219.cpp you have to change int16_t busVoltageRaw(); to int32_t busVoltageRaw();
accepted pull request. new version 1.0.5. let me know it it is ok