Added INA233

lib/INA233/INA233.h

@@ -0,0 +1,26 @@
+#pragma once
+
+#include "Arduino.h"
+#include "Wire.h"
+
+
+#define REGISTER_READ_VIN 0x88
+#define REGISTER_READ_VSHUNT 0xd1
+
+class INA233{
+ public:
+  INA233(uint8_t addr, TwoWire *wire = &Wire);
+  bool begin(const uint8_t sda, const uint8_t scl);
+  float getBusVoltage(void);
+  float getShuntVoltage_mV(void);
+  float getShuntVoltage(void);
+  bool isConnected(void);
+
+ private:
+  float    _current_LSB;
+  float    _shunt;
+  float    _maxCurrent;
+
+  uint8_t   _address;
+  TwoWire * _wire;
+};