4-3
Installation Guide 84465 Rev. H
Connector Details
General Purpose Inputs / Outputs (GPIO)
The DB-15 connector with Pin out shown in Figure 4-1. See User Manual for additional
information.
Figure 4-1 GPIO Connector Pin Detail
Table 4-4 GPIO Connector Pin Definition
Pin No
Name
Description
1
GND1
Ground
2
Au
Radio Gateway functionality, differential (+) Hi-Z Audio Input from
external Radio
3
Aud Radio Gateway functionality, Differential (+) Low-Z Audio Output
to external radio (mic input)
4
RadioCOR
Radio Gateway functionality, Radio initiated voice into terminal
(optional)
5
EMER_IN
Emergency remote functionality, Ground pin to activate internal
Emergency
6
GPI01
Software configurable GPIO pin #1 (future)
7
RS232_TD
RS232 Output (future)
8
GND2
Ground
9
Audio_In -
Radio Gateway functionality, differential (-) Hi-Z Audio Input from
external Radio
10
Audio_Out -
Radio Gateway functionality, Differential (-) Low-Z Audio Output
to external radio (mic input)
11
RadioPTT
Radio Gateway functionality, Putput PTT from terminal to external
radio, short to ground for PTT enabled, Open drain requires external
10k pullup resistor
12
GND3
Ground
13
GPI02
Software configurable GPIO pin #2 (future)
14
RS232_RD
RS232 Input (future)
15
12V
+12V output, 100mA
Содержание MissionLINK Certus 200
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