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UAV-1001191-001
ECCN 7A994
Page
15 | 26
!
8.3 Connections
Whenever power is supplied to the transponder, a 50ohm load
must be provided to the SMA connection. You can use the
supplied antenna or a commercially available 50ohm load.
Pin
Type
Physical
Baudrate
Protocol
1
NC
2
COM TX
RS-232 Out
RS-485 A(-)
38400 bps
8 bits, 1 stop ODD
parity
TMAP
3
COM RX
RS-232 Out
RS-485 B(+)
38400 bps
8 bits, 1 stop ODD
parity
TMAP
4
RS232
Ground
5
Aircraft
Ground
6
Ground
7
R485/RS232
Select
Input
Connect to Pin 6 to
select RS232
8
NC
9
Aircraft
Power
11-33V
Mating Connector: Cinch DEUH-9P
Note: Use a 3A circuit breaker between the power source and echoESX.
LEDs
LED
SOLID
FLASHING
GREEN
Powered
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