Serial Data Interfaces - Garmin GTX 3x5 Series Installation Manual

5.8 Serial Data Interfaces

5.8.1 RS-232
RS-232 #1 TxD
RS-232 #1 RxD
GROUND (RS-232 #1 ground)
RS-232 #2 TxD
RS-232 #2 RxD
GROUND (RS-232 #2 ground)
RS-232 #3 TxD
RS-232 #3 RxD
GROUND (RS-232 #3 ground)
RS-232 #4 TxD
RS-232 #4 RxD
GROUND (RS-232 #4 ground)
The RS-232 outputs are compatible with EIA Standard RS-232C with an output voltage swing of at least ±
5V when driving a standard RS-232 load.
The RS-232 inputs and outputs can be configured for different functions depending on the installation. See
section ___.
5.8.2 ARINC 429
ARINC 429 TXA
ARINC 429 TXB
ARINC 429 RX1A
ARINC 429 RX1B
ARINC 429 RX2A
ARINC 429 RX2B
The ARINC 429 outputs conform to ARINC 429 electrical specification when loaded with up to five
standard ARINC 429 receivers.
The ARINC 429 inputs and outputs can be configured for different functions depending on the installation.
See section ___.
190-01499-02
Rev. 1
Pin Name
Pin Name
Connector Pin
P3251 9
P3251 31
P3251 52
P3251 8
P3251 30
P3251 51
P3251 7
P3251 29
P3251 50
P3252 5
P3252 10
P3252 15
Connector Pin
P3251 5
P3251 6
P3251 27
P3251 28
P3251 48
P3251 49
GTX 3x5 TSO Installation Manual
I/O
O
I
O
O
I
O
O
I
O
O
I
O
I/O
O
O
I
I
I
I
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