"File Upload Data" (SVC/FILE)

ITOS Mnemonic:  LFILUPLDATA

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Focus:	Maintenance / Operation
Structures:	Abstract / Concrete

Context:

Description:

Each LFILUPLDATA packet contains a portion of the file data being loaded. The FILEOFFSET parameter is the offset in bytes from the beginning of the file which the first FILEDATA byte in this packet represents. The LFILEUPLDATA packets may be loaded in any order with respect to the offset and may be re-loaded ad many times as wished .

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File Upload Data (UploadData) 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=0x641:3
002	SF=3		Sequence Count
004	Packet Length=55
006	0	Function Code=3
008	FILEOFFSET fileOffset
00C	FILEDATA fileData[0-47]
03C	Packet Checksum

UploadData (pkt)
|  FILEOFFSET fileOffset (fld)
|  FILEDATA fileData[0-47] (fld)

typedef struct _FILE_UploadData_Pkt {

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

    /* Command payload */
    FILE_UploadData_Prm  pay;

} FILE_UploadData_Pkt;

Fields:

FILEDATA (index)

Attribute(s):  

Brief:  "File Data"

Instance(s):  fileData

FILEOFFSET (index)

Attribute(s):  

Brief:  "File Data Offset"

Instance(s):  fileOffset