The INA219 is a high-side current shunt and power monitor with an I2C interface. The INA219 monitors both shunt drop and supply voltage, with programmable conversion times and filtering. A programmable calibration value, combined with an internal multiplier, enables direct readouts in amperes. An additional multiplying register calculates power in watts. The I2C interface features 16 programmable addresses.
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Diff: INA219.h
- Revision:
- 3:c4a937ab46bf
- Parent:
- 2:a123ae7c1e4b
--- a/INA219.h Fri Nov 22 08:36:36 2013 +0000 +++ b/INA219.h Mon Jun 30 08:27:27 2014 +0000 @@ -16,13 +16,16 @@ class INA219 { public: - INA219(PinName sda, PinName scl, - unsigned char adr /* range 0x80(1000000)-0x9E(1001111) */); + INA219(PinName sda, PinName scl, + unsigned char adr /* range 0x80(1000000)-0x9E(1001111) */, + int hz); bool detect(void); + I2C getI2C(void); double getCurrent(void); double getVoltage(void); + unsigned short getRegister(unsigned char reg); + bool getRegister(unsigned char reg, unsigned short *data); + unsigned char Address; protected: - bool _det; - unsigned char _adr; I2C _i2c; };