LTC_scp_command.c File Reference

Functions for spacecraft side to command LAT LTC. More...

#include <LTC/LTC_msgs.h>
#include <LTC/LTC_cmddefs.h>
#include <LTC/LTC_dump.h>
#include <ITC/ITC_dump.h>
#include <ITC/ITC_pubdefs.h>
#include <MSG/MSG_pubdefs.h>
#include <CCSDS/CCSDS_pkt.h>
#include <PBS/MBA.h>
#include <PBS/BSWP.h>
#include <PBI/Endianness.h>

Defines
#define	LTC_EXTERNAL_CMD_APID   0x658
#define	TSCL   256
Functions
static void	cmdFree (ITC_QueueItem *qitem, unsigned int status, void *prm0, void *prm1, void *prm2)
unsigned int	LTC_sendRestart (unsigned short fidType, unsigned cnfgFid)
	Send telecommand to restart LTC.
unsigned int	LTC_sendStart (unsigned ActvPssv)
	Send telecommand to restart LTC.
unsigned int	LTC_sendStop (void)
	Send telecommand to stop LTC.
unsigned int	LTC_sendSetMode (unsigned ActvPssv)
	Send telecommand to set active or passive mode in LTC.
unsigned int	LTC_sendHtrOnOffCtl (unsigned int htrNum, unsigned int onOffCtl)
	Send telecommand to turn HP reservoir heater on, off or controlled.
unsigned int	LTC_sendSetParam (int hpS, int rtL, int rtH, int rsL, int rsH, int rtDb)
	Send telecommand to set LTC control parameters.
unsigned int	LTC_sendSetTlmFreq (unsigned int tlmFrq)
	Send telecommand to set LTC telemetry frequency.
unsigned int	LTC_sendNoop (void)
	Send telecommand for LTC no-op.

---

Detailed Description

Functions for spacecraft side to command LAT LTC.

---

Define Documentation

#define LTC_EXTERNAL_CMD_APID   0x658

APID for LTC external telecommands.

Referenced by LTC_sendHtrOnOffCtl(), LTC_sendNoop(), LTC_sendRestart(), LTC_sendSetMode(), LTC_sendSetParam(), LTC_sendSetTlmFreq(), LTC_sendStart(), and LTC_sendStop().

#define TSCL   256

Temperature scaling within signed int.

Referenced by LTC_sendSetParam().

---

Function Documentation

static void cmdFree	(	ITC_QueueItem *	qitem,
		unsigned int	status,
		void *	prm0,
		void *	prm1,
		void *	prm2
	)			[static]

Free memory after sending ITC commands.

Parameters:

	qitem	The memory buffer.
	status	Status of command.
	prm0	Completion callback paramter 0.
	prm1	Completion callback paramter 1.
	prm2	Completion callback paramter 2.

Referenced by LTC_sendHtrOnOffCtl(), LTC_sendNoop(), LTC_sendRestart(), LTC_sendSetMode(), LTC_sendSetParam(), LTC_sendSetTlmFreq(), LTC_sendStart(), and LTC_sendStop().

unsigned LTC_sendHtrOnOffCtl	(	unsigned int	htrNum,
		unsigned int	onOffCtl
	)

Send telecommand to turn HP reservoir heater on, off or controlled.

Parameters:

	htrNum	- Heater number (0- 11).
	onOffCtl	- Value designating on, off or ctl: 0 = auto control 1 = always on 2 = always off

Return values:

LTC_SUCCESS

Success

References cmdFree(), LTC_dumpHtrOnOffCmd(), and LTC_EXTERNAL_CMD_APID.

unsigned LTC_sendNoop

(

void

)

Send telecommand for LTC no-op.

Return values:

LTC_SUCCESS

Success

References cmdFree(), and LTC_EXTERNAL_CMD_APID.

unsigned LTC_sendRestart	(	unsigned short	fidType,
		unsigned	cnfgFid
	)

Send telecommand to restart LTC.

Parameters:

	fidType	- File id type, internal or file id
	cnfgFid	- HP Configuration File ID.

Return values:

LTC_SUCCESS

Success

References cmdFree(), LTC_dumpRestartCmd(), and LTC_EXTERNAL_CMD_APID.

unsigned LTC_sendSetMode

(

unsigned

ActvPssv

)

Send telecommand to set active or passive mode in LTC.

Parameters:

ActvPssv

Active or Passive indicator: 0 = passive 1 = active

Return values:

LTC_SUCCESS

Success

References cmdFree(), LTC_dumpSetModeCmd(), and LTC_EXTERNAL_CMD_APID.

unsigned int LTC_sendSetParam	(	int	hpS,
		int	rtH,
		int	rtL,
		int	rsH,
		int	rsL,
		int	rtDb
	)

Send telecommand to set LTC control parameters.

Parameters:

	hpS	- Selects heat pipes to get new parameters.
	rtL	- Low limit for RIT temperature.
	rtH	- High limit for RIT temperature.
	rsL	- Low limit for reservoir temperature.
	rsH	- High limit for reservoir temperature.
	rtDb	- RIT deadband delta.

Return values:

LTC_SUCCESS

Success

References cmdFree(), LTC_dumpSetParamCmd(), LTC_EXTERNAL_CMD_APID, and TSCL.

unsigned LTC_sendSetTlmFreq

(

unsigned int

tlmFrq

)

Send telecommand to set LTC telemetry frequency.

Parameters:

tlmFrq

- Telemetry frequency in LTC cycles.

Return values:

LTC_SUCCESS

Success

References cmdFree(), LTC_dumpSetTlmFreqCmd(), and LTC_EXTERNAL_CMD_APID.

unsigned LTC_sendStart

(

unsigned

ActvPssv

)

Send telecommand to restart LTC.

Parameters:

ActvPssv

Active or Passive indicator.

Return values:

LTC_SUCCESS

Success

References cmdFree(), LTC_dumpStartCmd(), and LTC_EXTERNAL_CMD_APID.

unsigned LTC_sendStop

(

void

)

Send telecommand to stop LTC.

Return values:

LTC_SUCCESS

Success

References cmdFree(), LTC_dumpStopCmd(), and LTC_EXTERNAL_CMD_APID.