air
avionics
F. Configuration Parameters
F.5 Digital and Analog Inputs
F.5.1 Digital Input 1 Function
Description
Selects the function of the digital input 1 pin. If the pin is active, the selected function is
executed. The MUTE option mutes the audio output. The NO ALARM option suppresses
traffic warnings. The ON GND option triggers the ’aircraft is on the ground’ state. The
APPROACH option triggers the approach mode, i.e. a mode with reduced warning sensitivity.
The VOICE ACKNOWLEDGE option allows to acknowledge the current spoken message.
•
Item Code:
DIN1FUNC
•
Valid Values:
UNUSED, MUTE, NOALARM, ONGND, APPROACH, VOICEACK
•
Default Value:
UNUSED
F.5.2 Digital Input 1 Polarity
Description
Configures the active state of the digital input 1 pin. The input can either be active when
low (pulled to GND) or when open (floating).
•
Item Code:
DIN1POL
•
Valid Values:
ACTLOW, ACTOPEN
•
Default Value:
ACTLOW
F.5.3 Digital Input 2 Function
Description
Selects the function of the digital input 2 pin. If the pin is active, the selected function is
executed. The MUTE option mutes the audio output. The NO ALARM option suppresses
traffic warnings. The ON GND option triggers the ’aircraft is on the ground’ state. The
APPROACH option triggers the approach mode, i.e. a mode with reduced warning sensitivity.
The VOICE ACKNOWLEDGE option allows to acknowledge the current spoken message.
•
Item Code:
DIN2FUNC
•
Valid Values:
UNUSED, MUTE, NOALARM, ONGND, APPROACH, VOICEACK
•
Default Value:
UNUSED
F.5.4 Digital Input 2 Polarity
Description
Configures the active state of the digital input 2 pin. The input can either be active when
low (pulled to GND) or when open (floating).
•
Item Code:
DIN2POL
AT-1
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Installation Manual
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rev. 4.0
·
2020/01/09
67
