179 lines
6.7 KiB
C++
179 lines
6.7 KiB
C++
#ifndef MISSION_DEVICES_SYRLINKSHKHANDLER_H_
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#define MISSION_DEVICES_SYRLINKSHKHANDLER_H_
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#include <fsfw/devicehandlers/DeviceHandlerBase.h>
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#include <mission/devices/devicedefinitions/SyrlinksDefinitions.h>
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#include <string.h>
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/**
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* @brief This is the device handler for the syrlinks transceiver. It handles the command
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* transmission and reading of housekeeping data via the housekeeping interface. The
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* transmission of telemetry and the reception of telecommands is handled by an additional
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* class.
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*
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* @author J. Meier
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*/
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class SyrlinksHkHandler: public DeviceHandlerBase {
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public:
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SyrlinksHkHandler(object_id_t objectId, object_id_t comIF,
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CookieIF * comCookie);
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virtual ~SyrlinksHkHandler();
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/**
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* @brief Sets mode to MODE_NORMAL. Can be used for debugging.
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*/
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void setModeNormal();
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protected:
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void doStartUp() override;
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void doShutDown() override;
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ReturnValue_t buildNormalDeviceCommand(DeviceCommandId_t * id) override;
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ReturnValue_t buildTransitionDeviceCommand(DeviceCommandId_t * id) override;
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void fillCommandAndReplyMap() override;
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ReturnValue_t buildCommandFromCommand(DeviceCommandId_t deviceCommand,
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const uint8_t * commandData,size_t commandDataLen) override;
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ReturnValue_t scanForReply(const uint8_t *start, size_t remainingSize,
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DeviceCommandId_t *foundId, size_t *foundLen) override;
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ReturnValue_t interpretDeviceReply(DeviceCommandId_t id,
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const uint8_t *packet) override;
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void setNormalDatapoolEntriesInvalid() override;
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uint32_t getTransitionDelayMs(Mode_t modeFrom, Mode_t modeTo) override;
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ReturnValue_t initializeLocalDataPool(localpool::DataPool& localDataPoolMap,
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LocalDataPoolManager& poolManager) override;
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LocalPoolDataSetBase* getDataSetHandle(sid_t sid) override;
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private:
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static const uint8_t INTERFACE_ID = CLASS_ID::SYRLINKS_HANDLER;
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static const ReturnValue_t CRC_FAILURE = MAKE_RETURN_CODE(0xA0);
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static const ReturnValue_t UART_FRAMIN_OR_PARITY_ERROR_ACK = MAKE_RETURN_CODE(0xA1);
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static const ReturnValue_t BAD_CHARACTER_ACK = MAKE_RETURN_CODE(0xA2);
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static const ReturnValue_t BAD_PARAMETER_VALUE_ACK = MAKE_RETURN_CODE(0xA3);
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static const ReturnValue_t BAD_END_OF_FRAME_ACK = MAKE_RETURN_CODE(0xA4);
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static const ReturnValue_t UNKNOWN_COMMAND_ID_ACK = MAKE_RETURN_CODE(0xA5);
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static const ReturnValue_t BAD_CRC_ACK = MAKE_RETURN_CODE(0xA6);
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static const ReturnValue_t REPLY_WRONG_SIZE = MAKE_RETURN_CODE(0xA7);
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static const ReturnValue_t MISSING_START_FRAME_CHARACTER = MAKE_RETURN_CODE(0xA8);
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static const uint8_t CRC_INITIAL_VALUE = 0x0;
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std::string resetCommand = "<C04:5A5A:FF41>";
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std::string readRxStatusRegCommand = "<E00::825B>";
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std::string setTxModeStandby = "<W04:0040:2B9E>";
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/** W - write, 04 - 4 bytes in data field, 01 - value, 40 register to write value */
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std::string setTxModeModulation = "<W04:0140:5D2A>";
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std::string setTxModeCw = "<W04:1040:81CF>";
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std::string readTxStatus = "<R02:40:7555>";
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std::string readTxWaveform = "<R02:44:B991>";
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std::string readTxAgcValueHighByte = "<R02:46:DFF3>";
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std::string readTxAgcValueLowByte = "<R02:47:ECC2>";
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/**
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* In some cases it is not possible to extract from the received reply the information about
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* the associated command. This variable is thus used to remember the command id.
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*/
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DeviceCommandId_t rememberCommandId = SYRLINKS::NONE;
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SYRLINKS::RxDataset rxDataset;
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SYRLINKS::TxDataset txDataset;
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uint8_t agcValueHighByte;
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uint8_t commandBuffer[SYRLINKS::MAX_COMMAND_SIZE];
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/**
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* This object is used to store the id of the next command to execute. This controls the
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* read out of multiple registers which can not be fetched with one single command.
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*/
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DeviceCommandId_t nextCommand = SYRLINKS::READ_RX_STATUS_REGISTERS;
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/**
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* @brief This function converts an uint16_t into its hexadecimal string representation.
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*
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* @param intValue The value to convert.
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*
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* @return An std::string object containing the hex representation of intValue.
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*/
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std::string convertUint16ToHexString(uint16_t intValue);
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/**
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* @brief This function converts a hex number represented by to chars to an 8-bit integer.
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*
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* @param twoChars Pointer to the two characters representing the hex value.
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*
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* @details E.g. when twoChars points to an array with the two characters "A5" then the function
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* will return 0xA5.
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* @return The converted integer.
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*/
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uint8_t convertHexStringToUint8(const char* twoChars);
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/**
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* @brief This function converts a hex number represented by 4 chars to an uint16_t.
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*
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* @param Pointer to the fourCharacters representing the 16-bit integer.
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*
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* @return The uint16_t result.
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*/
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uint16_t convertHexStringToUint16(const char* fourChars);
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/**
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* @brief Function converts a hex number represented by 6 or 8 characters to an uint32_t.
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*
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* @param characters Pointer to the hex characters array.
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* @param numberOfChars Number of characters representing the hex value. Must be 6 or 8.
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*
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* @return The uint32_t value.
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*/
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uint32_t convertHexStringToUint32(const char* characters, uint8_t numberOfChars);
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/**
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* @brief This function parses the status reply
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* @param status Pointer to the status information.
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*
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* @details Some commands reply with a status message giving information about the preceding
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* command transmission and/or execution was successful.
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*/
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ReturnValue_t parseReplyStatus(const char* status);
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/**
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* @brief Function verifies the received reply from the syrlinks by recalculating and
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* comparing the crc.
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*
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* @param packet Pointer to the received reply.
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* @param size Size of the whole packet including the crc and the packet termination
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* character '>'.
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*
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* @return RETURN_OK if successful, otherwise RETURN_FAILED.
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*/
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ReturnValue_t verifyReply(const uint8_t* packet, uint8_t size);
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/**
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* @brief This function extracts the data from a rx status registers reply and writes the
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* information to the status registers dataset.
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* @param packet Pointer to the reply packet.
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*/
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void parseRxStatusRegistersReply(const uint8_t* packet);
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/**
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* @brief This function writes the read tx status register to the txStatusDataset.
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* @param packet Pointer to the received packet.
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*/
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void parseTxStatusReply(const uint8_t* packet);
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/**
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* @brief This function writes the received waveform configuration to the txDataset.
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*/
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void parseTxWaveformReply(const uint8_t* packet);
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/**
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* @brief The agc value is split over two registers. The parse agc functions are used to get
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* the values from the received reply and write them into the txDataset.
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*/
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void parseAgcLowByte(const uint8_t* packet);
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void parseAgcHighByte(const uint8_t* packet);
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};
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#endif /* MISSION_DEVICES_SYRLINKSHKHANDLER_H_ */
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