TruSat Technical Reference Manual
RS-232 connector (X2)
ID connector (X3)
3–12
3
5
1
2
6
4
Pin #
Signal Name
1
ALARM_EVENT
2
TXD
3
GND
4
RTS
5
CTS
6
RXD
Pin #
Signal Name
1,2
Alternate board
configuration B
3,4
Alternate board
configuration C
I/O
Description
O
Alarm event output
O
Transmit data
GND
GND connection
O
Ready to send (RTS)
I
Clear to send (CTS)
I
Receive data
I/O
Description
A
A jumper across these two pins will identify a
different board configuration
A
A jumper across these two pins will identify a
different board configuration