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This commit is contained in:
Theo Arends 2017-12-16 20:16:10 +01:00
parent ca643ab223
commit bd661fc263
1 changed files with 4 additions and 4 deletions
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8
sonoff/xsns_13_ina219.ino
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@ -77,7 +77,7 @@
#define INA219_CONFIG_MODE_SANDBVOLT_CONTINUOUS (0x0007)
#define INA219_REG_SHUNTVOLTAGE (0x01)
#define INA219_REG_BUenergy_voltage_chr (0x02)
#define INA219_REG_BUSVOLTAGE (0x02)
#define INA219_REG_POWER (0x03)
#define INA219_REG_CURRENT (0x04)
#define INA219_REG_CALIBRATION (0x05)
@ -129,11 +129,11 @@ float Ina219GetShuntVoltage_mV()
return value * 0.01;
}
float Ina219GetBuenergy_voltage_chr_V()
float Ina219GetBusVoltage_V()
{
// Shift to the right 3 to drop CNVR and OVF and multiply by LSB
// raw bus voltage (16-bit signed integer, so +-32767)
int16_t value = (int16_t)(((uint16_t)I2cReadS16(ina219_address, INA219_REG_BUenergy_voltage_chr) >> 3) * 4);
int16_t value = (int16_t)(((uint16_t)I2cReadS16(ina219_address, INA219_REG_BUSVOLTAGE) >> 3) * 4);
// bus voltage in volts
return value * 0.001;
}
@ -185,7 +185,7 @@ void Ina219Show(boolean json)
char current[10];
char power[10];
float fvoltage = Ina219GetBuenergy_voltage_chr_V() + (Ina219GetShuntVoltage_mV() / 1000);
float fvoltage = Ina219GetBusVoltage_V() + (Ina219GetShuntVoltage_mV() / 1000);
float fcurrent = Ina219GetCurrent_mA() / 1000;
float fpower = fvoltage * fcurrent;
dtostrfd(fvoltage, Settings.flag2.voltage_resolution, voltage);