Sandia Aerospace STX 165 Installation Manual - Manual (Page 17)

Pin # Description I/O Notes
1 Aircraft Power 11-33Vdc In
2 RS 232A (TCMD) In
3 Serial Ground In
4 RS232B (Altitude In) In 9600 Baud
5 Aircraft Ground In
6 External Ident In
7 RS232A (TSTAT) Out
8 RS232B (Altitude Out) Out 9600/1200 Baud Selectable.
9600 Baud Factory Default
9 Supression In <.5V= Low, >1.8V=High)
Pin # Description I/O Notes
1 Altitude D4 Out
2 Altitude A1 Out
3 Altitude A2 Out
4 Altitude A4 Out
5 Altitude B1 Out
6 Stobe Out
7 Signal Ground OAT Drain, Grey Code
8 Aircraft Power Out Non Switchable
9 Altitude B2 Out
10 Altitude B4 Out
11 Altitude C1 Out
12 Altitude C4 Out
13 Altitude C2 Out
14 OAT Power Out OAT Probe Power (Red Wire*)
15 OAT Signal In OAT Probe Signal (Black Wire*)
3.7 Connector Pin Out
3.7.1 STX 165 Panel Mounted Unit
J3
9 Pin Sub-D
J2
15 Pin Sub-D
16
306100-00
*OAT Probe wire colors