/* * File: INA260.c * * Created: Created: Sunday August 2025 21:52:23 * Author: Chris */ #include "INA260.h" // ============================================================================================ // Includes // ============================================================================================ // Defines #define INA260_I2CADDR_DEFAULT 0x40 ///< INA260 default i2c address #define INA260_REG_CONFIG 0x00 ///< Configuration register #define INA260_REG_CURRENT 0x01 ///< Current measurement register (signed) in mA #define INA260_REG_BUSVOLTAGE 0x02 ///< Bus voltage measurement register in mV #define INA260_REG_POWER 0x03 ///< Power calculation register in mW #define INA260_REG_MASK_ENABLE 0x06 ///< Interrupt/Alert setting and checking register #define INA260_REG_ALERT_LIMIT 0x00 ///< Alert limit value register #define INA260_REG_MFG_UID 0xFE ///< Manufacturer ID Register #define INA260_REG_DIE_UID 0xFF ///< Die ID and Revision Register // ============================================================================================ // Typedefs typedef enum _INA260_Mode { INA260_MODE_SHUTDOWN = 0x00, ///< SHUTDOWN: Minimize quiescient current and turn off current into the device inputs. Set another mode to exit shutown mode INA260_MODE_TRIGGERED = 0x03, ///< TRIGGERED: Trigger a one-shot measurement of current and bus voltage. Set the TRIGGERED mode again to take a new measurement INA260_MODE_CONTINUOUS = 0x07, ///< CONTINUOUS: (Default) Continuously update the current, bus voltage and power registers with new measurements } INA260_MeasurementMode; typedef enum _INA260_ConversionTime { INA260_TIME_140_us, ///< Measurement time: 140us INA260_TIME_204_us, ///< Measurement time: 204us INA260_TIME_332_us, ///< Measurement time: 332us INA260_TIME_588_us, ///< Measurement time: 588us INA260_TIME_1_1_ms, ///< Measurement time: 1.1ms (Default) INA260_TIME_2_116_ms, ///< Measurement time: 2.116ms INA260_TIME_4_156_ms, ///< Measurement time: 4.156ms INA260_TIME_8_244_ms, ///< Measurement time: 8.224ms } INA260_ConversionTime; typedef enum _count { INA260_COUNT_1, ///< Window size: 1 sample (Default) INA260_COUNT_4, ///< Window size: 4 samples INA260_COUNT_16, ///< Window size: 16 samples INA260_COUNT_64, ///< Window size: 64 samples INA260_COUNT_128, ///< Window size: 128 samples INA260_COUNT_256, ///< Window size: 256 samples INA260_COUNT_512, ///< Window size: 512 samples INA260_COUNT_1024, ///< Window size: 1024 samples } INA260_AveragingCount; typedef enum _INA260_AlertType { INA260_ALERT_CONVERSION_READY = 0x01, ///< Trigger on conversion ready INA260_ALERT_OVERPOWER = 0x02, ///< Trigger on power over limit INA260_ALERT_UNDERVOLTAGE = 0x04, ///< Trigger on bus voltage under limit INA260_ALERT_OVERVOLTAGE = 0x08 , ///< Trigger on bus voltage over limit INA260_ALERT_UNDERCURRENT = 0x10, ///< Trigger on current under limit INA260_ALERT_OVERCURRENT = 0x20, ///< Trigger on current over limit INA260_ALERT_NONE = 0x00 ///< Do not trigger alert pin (Default) } INA260_AlertType; typedef enum _INA260_AlertPolarity { INA260_ALERT_POLARITY_NORMAL = 0x0, ///< Active high open-collector (Default) INA260_ALERT_POLARITY_INVERTED = 0x1 ///< Active low open-collector } INA260_AlertPolarity; typedef enum _INA260_AlertLatch { INA260_ALERT_LATCH_ENABLED = 0x1, ///< Alert will latch until Mask/Enable register is read INA260_ALERT_LATCH_TRANSPARENT = 0x0 ///< Alert will reset when fault is cleared } INA260_AlertLatch; // ============================================================================================ // Variables // ============================================================================================ // Function Declarations /******************************************************************* Functions *******************************************************************/ void INA260_Init() { } /******************************************************************* Internal Functions *******************************************************************/