"AEM environmental quantities for FREE boards 0-5 and the DAB" (APP/LHK)

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Focus:	Maintenance / Operation
Structures:	Abstract / Concrete

Context:

Description:

AEM environmental quantities for FREE boards 0-5 and the DAB

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AEM environmental quantities for FREE boards 0-5 and the DAB (AemEnv00) Telemetry Packet Format
0x	0	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15
000	Version=0			T=0	SH	APID=0x23C
002	SF		Sequence Count
004	Packet Length=109
006	Timestamp
00E	Padus16 rsv
010	Padus16 spare0
012	AEMFREEPWR freepwr
014	ADC free[0-27]
04C	Padus16 spare1[0-19]

AemEnv00 (pkt)
|  Padus16 rsv (fld) ... spare0 (fld)
|  AEMFREEPWR freepwr (bf)
|  |  Paduc3 pad (0-2)
|  |  status status (3)
|  |  switch free11 (4) ... free0 (15)
|  ADC free[0-27] (bf)
|  |  ADClimit limit (0-2)
|  |  status status (3)
|  |  ADCvalue value (4-15)
|  Padus16 spare1[0-19] (fld)

typedef struct _LHK_AemEnv00_Tlm {

    /* Telemetry header */
    char                 hdr[14];

    /* Explicit 16 bit pad in unsigned short */
    unsigned short       rsv;

    /* Explicit 16 bit pad in unsigned short */
    unsigned short       spare0;

    /* AEM FREE board power state register */
    LHK_AEMFREEPWR       freepwr;

    /* An ADC result */
    LHK_ADC              free[28];

    /* Explicit 16 bit pad in unsigned short */
    unsigned short       spare1[20];

} LHK_AemEnv00_Tlm;

Fields:

ADC (index)

Attribute(s):  

Brief:  "An ADC result"

Instance(s):  free

A compound of ADC readout and limit evaluation

AEMFREEPWR (index)

Attribute(s):  

Brief:  "AEM FREE board power state register"

Instance(s):  freepwr

Contains the state of the FREE board power switches in the AEM.

Padus16 (index)

Attribute(s):  

Brief:  "Explicit 16 bit pad in unsigned short"

Instance(s):  rsv, spare0, spare1

Explicit 16 bit pad in unsigned short