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CN7 – GPS Receiver Connector (to GPS module)
The GPS receiver module connects to the 2mm female socket connector. The table below shows
the pin connections of the GPS receiver interface to the GPS6185HR.
Pin Name
Description
1 GND
Ground
2 GND
Ground
3
VARF
Variable Frequency Out
4
PPS
1 Pulse Per Second
5 VCC
+3.3V
Supply
6 VCC
+3.3V
Supply
7
Event 2 Mark 2 Input
8
Event 1 Mark 1 Input
9
ERROR
Fatal error when high
10
PV
Valid GPS position when high
11
CTS2
COM 2 Clear to send
12
Reset
Low output indicates GPS in reset
13
RTS2
COM 2 Request to send
14
RXD2
COM 2 Received data
15
CTS1
COM 1 Clear to send
16
TXD2
COM 2 Transmitted data
17
RTS1
COM 1 Request to send
18
RXD1
COM 1 Received data
19 Reserved Reserved
20
TXD1
COM 1 Transmitted data
21
USB D-
USB data
22
USB D+
USB data
23 GND Ground
24 GND Ground