#ifndef LINUX_DEVICES_DEVICEDEFINITIONS_PAYLOADPCDUDEFINITIONS_H_ #define LINUX_DEVICES_DEVICEDEFINITIONS_PAYLOADPCDUDEFINITIONS_H_ #include "OBSWConfig.h" #include "mission/devices/max1227.h" #include "mission/memory/NVMParameterBase.h" #include #include #include #include #include namespace plpcdu { using namespace max1227; enum PlPcduAdcChannels : uint8_t { U_BAT_DIV_6 = 0, // According to schematic, will be 2.2158V for Vneg = +0V and 0.2446V for Vneg = -6V // Full Forumula: V_neg = V_post - (R1 + R2) / R1 * (V_pos - V_out) with R1 being 27.4k // and R2 being 49.9k. FB = Feedback U_NEG_V_FB = 1, I_HPA = 2, U_HPA_DIV_6 = 3, I_MPA = 4, U_MPA_DIV_6 = 5, I_TX = 6, U_TX_DIV_6 = 7, I_X8 = 8, U_X8_DIV_6 = 9, I_DRO = 10, U_DRO_DIV_6 = 11, NUM_CHANNELS = 12 }; enum PlPcduPoolIds : uint32_t { CHANNEL_VEC = 0, PROCESSED_VEC = 1, TEMP = 2 }; static constexpr size_t MAX_ADC_REPLY_SIZE = 64; static constexpr DeviceCommandId_t READ_CMD = 0; static constexpr DeviceCommandId_t SETUP_CMD = 1; static constexpr DeviceCommandId_t READ_TEMP_EXT = 2; static constexpr DeviceCommandId_t READ_WITH_TEMP_EXT = 3; static constexpr Submode_t NORMAL_ADC_ONLY = 0; static constexpr Submode_t NORMAL_ALL_ON = 1; // 12 ADC values * 2 + trailing zero static constexpr size_t ADC_REPLY_SIZE = 25; // Conversion byte + 24 * zero static constexpr size_t TEMP_REPLY_SIZE = 25; static constexpr uint8_t SETUP_BYTE = max1227::buildSetupByte(ClkSel::EXT_CONV_EXT_TIMED, RefSel::INT_REF_NO_WAKEUP, DiffSel::NONE_0); static constexpr uint32_t ADC_SET_ID = READ_CMD; static constexpr uint8_t CHANNELS_NUM = 12; static constexpr uint8_t CHANNEL_N = CHANNELS_NUM - 1; // Store temperature as well static constexpr size_t DATASET_ENTRIES = CHANNELS_NUM + 1; static constexpr uint8_t VOLTAGE_DIV = 6; // 12-bit ADC: 2 to the power of 12 minus 1 static constexpr uint16_t MAX122X_BIT = 4095; static constexpr float MAX122X_VREF = 2.5; static constexpr float GAIN_INA169 = 100.0; static constexpr float R_SHUNT_HPA = 0.008; static constexpr float R_SHUNT_MPA = 0.015; static constexpr float R_SHUNT_TX = 0.05; static constexpr float R_SHUNT_X8 = 0.015; static constexpr float R_SHUNT_DRO = 0.022; static constexpr float V_POS = 3.3; static constexpr float VOLTAGE_DIV_U_NEG = (49.9 + 27.4) / 27.4; static constexpr float MAX122X_SCALE = MAX122X_VREF / MAX122X_BIT; static constexpr float SCALE_VOLTAGE = MAX122X_SCALE * VOLTAGE_DIV; static constexpr float SCALE_CURRENT_HPA = MAX122X_SCALE / (GAIN_INA169 * R_SHUNT_HPA); static constexpr float SCALE_CURRENT_MPA = MAX122X_SCALE / (GAIN_INA169 * R_SHUNT_MPA); static constexpr float SCALE_CURRENT_TX = MAX122X_SCALE / (GAIN_INA169 * R_SHUNT_TX); static constexpr float SCALE_CURRENT_X8 = MAX122X_SCALE / (GAIN_INA169 * R_SHUNT_X8); static constexpr float SCALE_CURRENT_DRO = MAX122X_SCALE / (GAIN_INA169 * R_SHUNT_DRO); // TODO: Make these configurable parameters using a JSON file // Upper bound of currents in milliamperes [mA] static constexpr float NEG_V_LOWER_BOUND = -6.0; static constexpr float NEG_V_UPPER_BOUND = -3.3; static constexpr float DRO_U_LOWER_BOUND = 5.0; static constexpr float DRO_U_UPPER_BOUND = 7.0; static constexpr float DRO_I_UPPER_BOUND = 40.0; static constexpr float X8_U_LOWER_BOUND = 2.6; static constexpr float X8_U_UPPER_BOUND = 4.0; static constexpr float X8_I_UPPER_BOUND = 100.0; static constexpr float TX_U_LOWER_BOUND = 2.6; static constexpr float TX_U_UPPER_BOUND = 4.0; static constexpr float TX_I_UPPER_BOUND = 250.0; static constexpr float MPA_U_LOWER_BOUND = 2.6; static constexpr float MPA_U_UPPER_BOUND = 4.0; static constexpr float MPA_I_UPPER_BOUND = 650.0; static constexpr float HPA_U_LOWER_BOUND = 9.6; static constexpr float HPA_U_UPPER_BOUND = 11.0; static constexpr float HPA_I_UPPER_BOUND = 3000.0; // Wait time in floating point seconds static constexpr float SSR_TO_DRO_WAIT_TIME = 5.0; static constexpr float DRO_TO_X8_WAIT_TIME = 905.0; static constexpr float X8_TO_TX_WAIT_TIME = 5.0; static constexpr float TX_TO_MPA_WAIT_TIME = 5.0; static constexpr float MPA_TO_HPA_WAIT_TIME = 5.0; /** * The current of the processed values is calculated and stored as a milliamperes [mA]. * The voltages are stored as Volt values. */ class PlPcduAdcSet : public StaticLocalDataSet { public: PlPcduAdcSet(HasLocalDataPoolIF* owner) : StaticLocalDataSet(owner, ADC_SET_ID) {} PlPcduAdcSet(object_id_t objectId) : StaticLocalDataSet(sid_t(objectId, ADC_SET_ID)) {} lp_vec_t channels = lp_vec_t(sid.objectId, CHANNEL_VEC, this); lp_vec_t processed = lp_vec_t(sid.objectId, PROCESSED_VEC, this); lp_var_t tempC = lp_var_t(sid.objectId, TEMP, this); }; class PlPcduParameter : public NVMParameterBase { public: static constexpr char SSR_TO_DRO_WAIT_TIME_K[] = "ssrToDroWait"; static constexpr char DRO_TO_X8_WAIT_TIME_K[] = "droToX8Wait"; static constexpr char X8_TO_TX_WAIT_TIME_K[] = "X8ToTxWait"; static constexpr char TX_TO_MPA_WAIT_TIME_K[] = "txToMpaWait"; static constexpr char MPA_TO_HPA_WAIT_TIME_K[] = "mpaToHpaWait"; PlPcduParameter() : NVMParameterBase(""), mountPrefix("") { // Initialize with default values insertValue(SSR_TO_DRO_WAIT_TIME_K, SSR_TO_DRO_WAIT_TIME); insertValue(DRO_TO_X8_WAIT_TIME_K, DRO_TO_X8_WAIT_TIME); insertValue(X8_TO_TX_WAIT_TIME_K, X8_TO_TX_WAIT_TIME); insertValue(TX_TO_MPA_WAIT_TIME_K, TX_TO_MPA_WAIT_TIME); insertValue(MPA_TO_HPA_WAIT_TIME_K, MPA_TO_HPA_WAIT_TIME); } ReturnValue_t initialize(std::string mountPrefix) { setFullName(mountPrefix + "/conf/plpcdu.json"); ReturnValue_t result = readJsonFile(); if(result == HasReturnvaluesIF::RETURN_OK) { // File does not exist. Create it. Keys and appropriate init values were // specified in constructor #if OBSW_VERBOSE_LEVEL >= 1 sif::info << "Creating PL PCDU JSON file at " << getFullName() << std::endl; #endif writeJsonFile(); } return HasReturnvaluesIF::RETURN_OK; } private: std::string mountPrefix; }; } // namespace plpcdu #endif /* LINUX_DEVICES_DEVICEDEFINITIONS_PAYLOADPCDUDEFINITIONS_H_ */