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