Inactive
1PPS Output
GNSS Fix Output
Odometer Input
Stationary Input
Pitot Tube Input
NMEA Input
NMEA Output
Novatel GNSS Input
Topcon GNSS Input
Motec Output
ANPP Input
ANPP Output
Disable Magnetometers
Disable GNSS
Disable Pressure
Set Zero Orientation Alignment
System State Packet Trigger
Raw Sensors Packet Trigger
RTCM Differential GNSS Corrections Input
Trimble GNSS Input
u-blox GNSS Input
Hemisphere GNSS Input
Teledyne DVL Input
Tritech USBL Input
Linkquest DVL Input
Pressure Depth Transducer Input
Left Wheel Speed Sensor
Right Wheel Speed Sensor
1PPS Input
Table 9: GPIO pin functions
8.3.1
1PPS Output
In this function, the pin is normally low and pulses high for 50 milliseconds to signal the precise
Function
Spatial OEM Reference Manual
Page 43 of 88
Version 2.7
Type
Tristate
Digital Output
Digital Output
Frequency Input
Digital Input
Frequency Input
Serial Receive
Serial Transmit
Serial Receive
Serial Receive
Serial Transmit
Serial Receive
Serial Transmit
Digital Input
Digital Input
Digital Input
Digital Input
Digital Input
Digital Input
Serial Receive
Serial Receive
Serial Receive
Serial Receive
Serial Receive
Serial Receive
Serial Receive
Frequency Input
Frequency Input
Frequency Input
Digital Input
GPIOs
All
All
All
All
All
All
2
1
2
2
1
2
1
All
All
All
All
All
All
2
2
2
2
2
2
2
All
All
All
All
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