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Switch Functions
SWITCH
LABEL 0:7
SPEED &
ARINC BITS
TIMER 0:7
SEL 0:7
SEL 8:15
SENSOR
0:7
SENSOR
8:15
AN‐8470, Rev. A
DEFAULT
OFF
ARINC 429 label bits 0:7.
ON = '1'
SPEED = ON
ARINC 429 speed and ARINC 429 bits 9, 10, & 27:31.
ARINC =
ON = '1' (see table on board for positions)
OFF
OFF
Sets ARINC 429 message transmission timer.
ON = '1'
OFF
Sets sensor type for SI 0:7.
OFF = GND/Open
ON = Supply/Open
OFF
Sets sensor type for SI 8:15.
OFF = GND/Open
ON = Supply/Open
ON
Sets state of sensor inputs 0:7 stimuli.
ON corresponds to GND or Supply.
OFF corresponds to Open state.
ON
As above, sets state of sensor inputs 8:15.
HOLT INTEGRATED CIRCUITS
DESCRIPTION
5
3/2/15
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