"Starts a Physics Run" (APP/LPA)

ITOS Mnemonic:  LPASTART

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Focus:	Maintenance / Operation
Structures:	Abstract / Concrete

Context:

Description:

Starts a physics run using the specifed LATC instrument configuration file(s), observation run ID, operational mode, and event handler configuration.

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Starts a Physics Run (Start) Telecommand Packet Format
0x	0	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15
000	Version=0			T=1	SH	APID=0x674:1
002	SF=3		Sequence Count
004	Packet Length=31
006	0	Function Code=1
008	LATC_ID latc
00C	LATC_ID ignore
010	RUN_ID run
014	DB_ID db
018	MODE_ID mode
01C	CNS_FLG consign
020	CPU_MSK cpus
024	Packet Checksum

Start (pkt)
|  LATC_ID latc (fld) ... ignore (fld)
|  RUN_ID run (fld)
|  DB_ID db (fld)
|  MODE_ID mode (fld)
|  CNS_FLG consign (fld)
|  CPU_MSK cpus (fld)

typedef struct _LPA_Start_Pkt {

    /* CCSDS header */
    char                 hdr[8];

    /* Command payload */
    LPA_Start_Prm        pay;

} LPA_Start_Pkt;

Fields:

CNS_FLG (index)

Attribute(s):  

Brief:  "LATC Consign Flag"

Instance(s):  consign

CPU_MSK (index)

Attribute(s):  

Brief:  "CPU Mask"

Instance(s):  cpus

Mask of logical IDs for target CPUs.

DB_ID (index)

Attribute(s):  

Brief:  "LPA_DB Instance ID"

Instance(s):  db

Specifies the numerical ID of an LPA configuration database instance. Each instance is generally associated with a distinct LPA category, such as norma or diagnostics.

LATC_ID (index)

Attribute(s):  

Brief:  "LATC Configuration File ID"

Instance(s):  ignore, latc

LATC instrument configuration file ID.

MODE_ID (index)

Attribute(s):  

Brief:  "Mode ID"

Instance(s):  mode

LAT operational mode ID.

RUN_ID (index)

Attribute(s):  

Brief:  "Physics Observation Run ID"

Instance(s):  run

Unique value identifying a single physics observation run.