eive-obsw/mission/devices/StarTrackerHandler.h
2021-07-07 12:12:01 +02:00

102 lines
3.4 KiB
C++

#ifndef MISSION_DEVICES_STARTRACKERHANDLER_H_
#define MISSION_DEVICES_STARTRACKERHANDLER_H_
#include <fsfw/devicehandlers/DeviceHandlerBase.h>
#include <mission/devices/devicedefinitions/StarTrackerDefinitions.h>
/**
* @brief This is the device handler for the star tracker from arcsec.
*
* @details Datasheet: https://eive-cloud.irs.uni-stuttgart.de/index.php/apps/files/?dir=/EIVE_IRS/
* Arbeitsdaten/08_Used%20Components/ArcSec_KULeuven_Startracker/
* Sagitta%201.0%20Datapack&fileid=659181
*
* @author J. Meier
*/
class StarTrackerHandler: public DeviceHandlerBase {
public:
/**
* @brief Constructor
*
* @param objectId
* @param comIF
* @param comCookie
* @param gpioComIF Pointer to gpio communication interface
* @param enablePin GPIO connected to the enable pin of the reaction wheels. Must be pulled
* to high to enable the device.
*/
StarTrackerHandler(object_id_t objectId, object_id_t comIF, CookieIF * comCookie);
virtual ~StarTrackerHandler();
protected:
void doStartUp() override;
void doShutDown() override;
ReturnValue_t buildNormalDeviceCommand(DeviceCommandId_t * id) override;
ReturnValue_t buildTransitionDeviceCommand(DeviceCommandId_t * id) override;
void fillCommandAndReplyMap() override;
ReturnValue_t buildCommandFromCommand(DeviceCommandId_t deviceCommand,
const uint8_t * commandData,size_t commandDataLen) override;
ReturnValue_t scanForReply(const uint8_t *start, size_t remainingSize,
DeviceCommandId_t *foundId, size_t *foundLen) override;
ReturnValue_t interpretDeviceReply(DeviceCommandId_t id,
const uint8_t *packet) override;
void setNormalDatapoolEntriesInvalid() override;
uint32_t getTransitionDelayMs(Mode_t modeFrom, Mode_t modeTo) override;
ReturnValue_t initializeLocalDataPool(localpool::DataPool& localDataPoolMap,
LocalDataPoolManager& poolManager) override;
/**
* @brief Overwritten here to always read all available data from the UartComIF.
*/
virtual size_t getNextReplyLength(DeviceCommandId_t deviceCommand) override;
private:
static const uint8_t INTERFACE_ID = CLASS_ID::STR_HANDLER;
//! [EXPORT] : [COMMENT] Received reply is too short
static const ReturnValue_t REPLY_TOO_SHORT = MAKE_RETURN_CODE(0xB0);
//! [EXPORT] : [COMMENT] Received reply with invalid CRC
static const uint8_t SUBSYSTEM_ID = SUBSYSTEM_ID::STR_HANDLER;
//! [EXPORT] : [COMMENT] Result code of tm reply indicates an error
static const ReturnValue_t TM_REPLY_ERROR = MAKE_RETURN_CODE(0xA0);
//! P1: TM id
LinuxLibgpioIF* gpioComIF = nullptr;
gpioId_t enableGpio = gpio::NO_GPIO;
StarTracker::TemperatureSet temperatureSet;
uint8_t commandBuffer[StartTracker::MAX_FRAME_SIZE];
uint8_t rxBuffer[StartTracker::MAX_FRAME_SIZE];
uint8_t decodedFrame[StartTracker::MAX_FRAME_SIZE];
/** Size of buffer derived from the egse source code */
uint8_t encBuffer[StartTracker::MAX_FRAME_SIZE * 2 + 2];
static slip_decode_state slipInfo = {0};
enum class InternalState {
TEMPERATURE_REQUEST
};
InternalState internalState = InternalState::TEMPERATURE_REQUEST;
/**
* @brief This function initializes the serial link ip protocol struct slipInfo.
*/
void slipInit();
void prepareTemperatureRequest(DeviceCommandId_t id);
/**
* @brief This function handles the telemetry reply of a temperature request.
*/
void handleTemperatureTm();
};
#endif /* MISSION_DEVICES_STARTRACKERHANDLER_H_ */