"19 bit signed 13 bit unsigned" (SYS/AIT)

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Focus:	Maintenance / Operation
Structures:	Abstract / Concrete

Ancestry:

0x000	pkt	tlmc7
0x014	bf	int19uint13 vevf

Definition:

Alignment:	4-byte boundary
APID:	807/0x327
Attribute(s):
C type:	unsigned int
Length:	32 bits (4 bytes)
Offset:	0x014

Description:

Layout: (hide detail; help)

Start	Stop	Size		Item Type and Name
0	18	19		int19 s19
19	31	13		uint13 u13

int19uint13 (bf)
|  int19 s19 (0-18)
|  uint13 u13 (19-31)

typedef struct _AIT_int19uint13_Bfl {

    #if ENDIANNESS_IS_BIG

    /* 19 bit signed int */
    unsigned int         s19:19;

    /* 13 bit unsigned int */
    unsigned int         u13:13;

    #elif ENDIANNESS_IS_LITTLE

    /* 13 bit unsigned int */
    unsigned int         u13:13;

    /* 19 bit signed int */
    unsigned int         s19:19;

    #else

    #error _FILE_ ENDIANNESS NOT DEFINED

    #endif

} __attribute__((packed)) AIT_int19uint13_Bfl;

typedef union _AIT_int19uint13 {

    /* underlying unsigned int */
    unsigned int                    ui;

    /* struct mapped bitfield */
    struct _AIT_int19uint13_Bfl     bf;

} AIT_int19uint13;

Fields:

int19 (index)

Attribute(s):  

Brief:  "19 bit signed int"

Instance(s):  s19

uint13 (index)

Attribute(s):  

Brief:  "13 bit unsigned int"

Instance(s):  u13