2. System Interconnects and Interfaces
air
avionics
2.1.1 Connector 1
Pin Name
Pin number
I/O
Aircraft Power (VIN)
1.1
In
RS-232 Port 1 receive data (RXD1)
1.2
In
RS-232 Port 1 transmit data (TXD1)
1.3
Out
Enable (EN)
1.4
Out
Aircraft Ground (GND)
1.5
-
Aircraft Power (VIN)
1.6
In
Data Bus Low Signal (CANLO)
1.7
In/Out
Data Bus High Signal (CANHI)
1.8
In/Out
Discrete Output 1 (OUT1)
1.9
Out
Discrete Output 2 (OUT2)
1.10
Out
Voltage Sensor Input 1 (USENS1)
1.11
In
Data Bus Termination 120R (CANTERM)
1.12
In
Discrete Input 1 (IN1)
1.13
In
Aircraft Ground (GND)
1.14
In
Buzzer Output 1 (BZZOUT1)
1.15
Out
2.1.2 Connector 2
Pin Name
Pin number
I/O
Aircraft Power (VIN)
2.1
In
RS-232 Port 2 receive data (RXD2)
2.2
In
RS-232 Port 2 transmit data (TXD2)
2.3
Out
Enable (EN)
2.4
Out
Aircraft Ground (GND)
2.5
-
Aircraft Power (VIN)
2.6
In
Data Bus Low Signal (CANLO)
2.7
In/Out
Data Bus High Signal (CANHI)
2.8
In/Out
Discrete Output 3 (OUT3)
2.9
Out
Discrete Output 4 (OUT4)
2.10
Out
Voltage Sensor Input 2 (USENS2)
2.11
In
Data Bus Termination 120R (CANTERM)
2.12
In
Discrete Input 2 (IN2)
2.13
In
Aircraft Ground (GND)
2.14
In
Buzzer Output 2 (BZZOUT2)
2.15
Out
2.2 Data Interfaces
2.2.1 Serial Data Interface
ATD is capable of interfacing with other aviation instruments by sending and/or receiving
serial data on its serial ports.
12
ATD
·
Installation Manual
·
rev. 3.0
·
2019/05/09
