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DAQ33V - Telemetry Bitfield

"DAQ Board 3.3 Voltage" (APP/LHK)

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Definition:

    Alignment:2-byte boundary
    APID:638/0x27E
    Attribute(s):
    C type:unsigned short
    Length: 16 bits (2 bytes)

Description:

    The digital (3.3) voltage of the DAQ board.

Layout: (hide detail; help)

    Start Stop Size Item Type and Name
    0 3 4 ADCS stat
    4 15 12 ADCV val 
    DAQ33V (bf)
|  ADCS stat (0-3)
|  ADCV val (4-15)


    typedef struct _LHK_DAQ33V_Bfl {

    #if ENDIANNESS_IS_BIG

    /* ADC status bits */
    unsigned short       stat:4;

    /* ADC raw value */
    unsigned short       val:12;

    #elif ENDIANNESS_IS_LITTLE

    /* ADC raw value */
    unsigned short       val:12;

    /* ADC status bits */
    unsigned short       stat:4;

    #else

    #error _FILE_ ENDIANNESS NOT DEFINED

    #endif

} __attribute__((packed)) LHK_DAQ33V_Bfl;

typedef union _LHK_DAQ33V {

    /* underlying unsigned short */
    unsigned short                  us;

    /* struct mapped bitfield */
    struct _LHK_DAQ33V_Bfl          bf;

} LHK_DAQ33V;

Fields:

      Brief:  "ADC status bits"

      Instance(s):  stat

      A 4 bit value representing an ADC read/evaluation status.

      Attribute(s):  

      Brief:  "ADC raw value"

      Instance(s):  val

      A 12 bit raw ADC value.

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