Wi-Fi/GPS Board Configuration Details
E
D
C
B
A
A
J15 - Not Used
B
J17 - GPS pulse
C
J16 - Wi-Fi serial
D
J15 - serial
E
J12 - GPS antenna coax to control
F
J11 - Wi-Fi antenna coax to control
G
J9 - DB9 Connector(optional) –
Wi-Fi/GPS board to radio
Figure 23. Wi-Fi/GPS Module input locations.
Interface Pinouts
T he R S -2 32 R a d io M a i nt en a nce Por t of t he R 3
Communication Module is configured as data-terminal
equipment. See Figures 23 and 24.
16
S&C Instruction Sheet 766-526
F
G
H
J
I
H
J13 - Not Used
I
J6 - RJ45 Ethernet 2 - Wi-Fi/GPS board to radio
J
J1 - RJ45 Ethernet 1 - Wi-Fi/GPS board to control
K
J2 - Power
L
Blue LED - power on
M
Amber LED - uP pulse
N
Yellow LED - bootup pulse
Pin
Function
1
2
RX from radio
3
TX to radio
4
5
TX to Radio GND
6
7
RTS to radio
8
CTS to radio
9
Figure 24. The R3 Communication Module RS-232 interface
pinout.
K
L
M
N
Description
NC
No connection
RS-232 receive
RS-232 transmit
NC
No connection
Signal ground
NC
No connection
Request to send
Clear to send
NC
No connection
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