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110 lines
4.1 KiB
C
110 lines
4.1 KiB
C
#ifndef INA260_H_
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#define INA260_H_
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#define INA260_I2CADDR_DEFAULT 0x40 ///< INA260 default i2c address
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#define INA260_REG_CONFIG 0x00 ///< Configuration register
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#define INA260_REG_CURRENT 0x01 ///< Current measurement register (signed) in mA
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#define INA260_REG_BUSVOLTAGE 0x02 ///< Bus voltage measurement register in mV
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#define INA260_REG_POWER 0x03 ///< Power calculation register in mW
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#define INA260_REG_MASK_ENABLE 0x06 ///< Interrupt/Alert setting and checking register
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#define INA260_REG_ALERT_LIMIT 0x07 ///< Alert limit value register
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#define INA260_REG_MFG_UID 0xFE ///< Manufacturer ID Register
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#define INA260_REG_DIE_UID 0xFF ///< Die ID and Revision Register
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/**
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* @brief Mode options.
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*
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* Allowed values for setMode.
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*/
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typedef enum _mode
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{
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INA260_MODE_SHUTDOWN = 0x00, /**< SHUTDOWN: Minimize quiescient current and
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turn off current into the device inputs. Set
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another mode to exit shutown mode **/
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INA260_MODE_TRIGGERED = 0x03, /**< TRIGGERED: Trigger a one-shot measurement
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of current and bus voltage. Set the TRIGGERED
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mode again to take a new measurement **/
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INA260_MODE_CONTINUOUS = 0x07, /**< CONTINUOUS: (Default) Continuously update
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the current, bus voltage and power
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registers with new measurements **/
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} INA260_MeasurementMode;
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/**
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* @brief Conversion Time options.
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*
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* Allowed values for setCurrentConversionTime and setVoltageConversionTime.
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*/
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typedef enum _conversion_time
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{
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INA260_TIME_140_us, ///< Measurement time: 140us
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INA260_TIME_204_us, ///< Measurement time: 204us
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INA260_TIME_332_us, ///< Measurement time: 332us
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INA260_TIME_558_us, ///< Measurement time: 558us
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INA260_TIME_1_1_ms, ///< Measurement time: 1.1ms (Default)
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INA260_TIME_2_116_ms, ///< Measurement time: 2.116ms
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INA260_TIME_4_156_ms, ///< Measurement time: 4.156ms
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INA260_TIME_8_244_ms, ///< Measurement time: 8.224ms
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} INA260_ConversionTime;
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/**
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* @brief Averaging Count options.
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*
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* Allowed values forsetAveragingCount.
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*/
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typedef enum _count
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{
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INA260_COUNT_1, ///< Window size: 1 sample (Default)
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INA260_COUNT_4, ///< Window size: 4 samples
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INA260_COUNT_16, ///< Window size: 16 samples
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INA260_COUNT_64, ///< Window size: 64 samples
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INA260_COUNT_128, ///< Window size: 128 samples
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INA260_COUNT_256, ///< Window size: 256 samples
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INA260_COUNT_512, ///< Window size: 512 samples
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INA260_COUNT_1024, ///< Window size: 1024 samples
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} INA260_AveragingCount;
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/**
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* @brief Alert trigger options.
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*
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* Allowed values for setAlertType.
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*/
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typedef enum _alert_type
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{
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INA260_ALERT_CONVERSION_READY = 0x1, ///< Trigger on conversion ready
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INA260_ALERT_OVERPOWER = 0x2, ///< Trigger on power over limit
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INA260_ALERT_UNDERVOLTAGE = 0x4, ///< Trigger on bus voltage under limit
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INA260_ALERT_OVERVOLTAGE = 0x8, ///< Trigger on bus voltage over limit
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INA260_ALERT_UNDERCURRENT = 0x10, ///< Trigger on current under limit
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INA260_ALERT_OVERCURRENT = 0x20, ///< Trigger on current over limit
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INA260_ALERT_NONE = 0x0, ///< Do not trigger alert pin (Default)
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} INA260_AlertType;
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/**
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* @brief Alert pin polarity options.
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*
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* Allowed values for setAlertPolarity.
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*/
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typedef enum _alert_polarity
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{
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INA260_ALERT_POLARITY_NORMAL = 0x0, ///< Active high open-collector (Default)
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INA260_ALERT_POLARITY_INVERTED = 0x1, ///< Active low open-collector
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} INA260_AlertPolarity;
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/**
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* @brief Alert pin latch options.
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*
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* Allowed values for setAlertLatch.
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*/
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typedef enum _alert_latch
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{
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INA260_ALERT_LATCH_ENABLED = 0x1, /**< Alert will latch until Mask/Enable
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register is read **/
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INA260_ALERT_LATCH_TRANSPARENT = 0x0, /**< Alert will reset when fault is
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cleared **/
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} INA260_AlertLatch;
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bool INA260_installed(void);
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float INA260_read_current(void);
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float INA260_read_voltage(void);
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float INA260_read_power(void);
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#endif /* INA260_H_ */ |