afe_plausibility.c

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/**
 * @file    afe_plausibility.c
 * @author  foxBMS Team
 * @date    2019-01-24 (date of creation)
 * @updated 2023-02-03 (date of last update)
 * @version v1.5.0
 * @ingroup MODULES
 * @prefix  AFE
 *
 * @brief   AFE plausibility checks for cell voltage and cell temperatures
 *
 */
 
/*========== Includes =======================================================*/
#include "afe_plausibility.h"
 
#include "tsi.h"
 
#include <stdint.h>
 
/*========== Macros and Definitions =========================================*/
 
/*========== Static Constant and Variable Definitions =======================*/
 
/*========== Extern Constant and Variable Definitions =======================*/
 
/*========== Static Function Prototypes =====================================*/
 
/*========== Static Function Implementations ================================*/
 
/*========== Extern Function Implementations ================================*/
extern STD_RETURN_TYPE_e AFE_PlausibilityCheckVoltageMeasurementRange(
    const int16_t cellVoltage_mV,
    const AFE_PLAUSIBILITY_VALUES_s plausibleValues) {
    STD_RETURN_TYPE_e retval = STD_OK;
 
    /* sanity-check: limits have to be ascending and not equal */
    FAS_ASSERT(plausibleValues.maximumPlausibleVoltage_mV > plausibleValues.minimumPlausibleVoltage_mV);
 
    if ((cellVoltage_mV > plausibleValues.maximumPlausibleVoltage_mV) ||
        (cellVoltage_mV < plausibleValues.minimumPlausibleVoltage_mV)) {
        /* Cell voltage measurement value out of measurement range */
        retval = STD_NOT_OK;
    }
    return retval;
}
 
extern STD_RETURN_TYPE_e AFE_PlausibilityCheckTempMinMax(const int16_t celltemperature_ddegC) {
    STD_RETURN_TYPE_e retval = STD_OK;
 
    const int16_t plausibleMaximumTemperature_ddegC = TSI_GetMaximumPlausibleTemperature();
    const int16_t plausibleMinimumTemperature_ddegC = TSI_GetMinimumPlausibleTemperature();
 
    /* General plausibility check: Maximum temperature may not be smaller than minimum */
    FAS_ASSERT(plausibleMaximumTemperature_ddegC >= plausibleMinimumTemperature_ddegC);
 
    if ((celltemperature_ddegC > plausibleMaximumTemperature_ddegC) ||
        (celltemperature_ddegC < plausibleMinimumTemperature_ddegC)) {
        /* Cell voltage measurement value out of measurement range */
        retval = STD_NOT_OK;
    }
    return retval;
}
 
/*========== Extern Function Prototypes =====================================*/
 
/*========== Externalized Static Function Implementations (Unit Test) =======*/
#ifdef UNITY_UNIT_TEST
#endif