Satellite Radio User Manual

19
Radio control cable.
The radio co
ntrol cable connects the control system to the individual radios. The cable is
a 9 pin, shielded cable with all 9 connections wired straight through, with pin 1 to 1, 2 to
2, etc.
In-circuit programming connector
This is a 10
pin, dual row header connector. This connection is not used in normal
operation. This is the connection where the in-circuit programmer in plugged in when
downloading new versions of firmware to the RCB's local CPU.
RCB Accessory Connector "Aux_IO"
This is a female DB-15 which provid
es various optional connections for external device
control, testing and alternate programming connections for the local CPU on the radio
control board.
Typical cable for external device control
15 Open collector user output #1
8 Open collector user output #2
7 Open collector user output #3
14 Open collector user output #4
6 Open collector user output #5
11 Open collector PTT Output
12 Open collector Tx cooling fan output
13 Ground